Name | Location | Locator View | Connector End View |
|---|---|---|---|
ABS Relay (JE4) | On the front chassis harness, behind the cab at the cab bridge, mounted to the bottom of the radiator surge tank | ||
Accelerator Pedal Position (APP) Sensor | Behind the left side of the I/P, right of the steering column, above the accelerator pedal | ||
A/C Compressor Clutch (C60) | On the upper right front of the engine, on the front of A/C compressor behind pulley, part of the A/C compressor | ||
A/C High Pressure Switch (C60) | At the right front, behind the front bumper, on the top of A/C condenser receiver/dryer | ||
A/C-Wiper Diode | In the lower I/P harness, behind the lower center of the I/P, part of splice pack JX201, taped to the harness between the windshield wiper motor breakout and the bulkhead connector X200, behind the radio, pins A2, B2 and C2 | ||
Air Brake Dryer (JE4 with JTU) | On the left side of the frame in the component box | ||
Air Brake Pressure Gage Lamp (JE4) | On the left side of the I/P, left of the IPC and below the driver information center (DIC), in the air brake pressure gage | ||
Air Suspension Dump Indicator (G40/G45) | In the top of the center console | ||
Air Suspension Dump Switch (G40/G45) | In the top of the center console | ||
Air Suspension Dump Valve Solenoid (G40/G45) | On the inboard right frame rail, rear of the axle, in the air suspension dump valve | ||
Air Temperature Actuator | Behind the lower right side of the I/P, near the blower motor, on the front of the HVAC module | ||
Antenna | On the exterior upper left A-pillar | -- | -- |
Auto Cruise Switch (K34) | Center of the I/P, in the Switch Panel | ||
Auto Cruise Switch/PTO Switch Diode | In the lower I/P harness, behind the lower center of the I/P, taped to the harness between the windshield wiper motor breakout and bulkhead connector X200, behind the radio | ||
Automatic Transmission Input Shaft Speed (ISS) Sensor (LCT) | On the upper left side of the transmission, on the transmission bell housing | ||
Automatic Transmission Input Shaft Speed (ISS) Sensor (MD) | On the lower right side of the transmission, on the transmission bell housing | ||
Automatic Transmission Shift Lever Position Indicator (LCT) | In the center console, part of the automatic transmission shift lever | ||
Automatic Transmission Shift Lever (MD) | On the left side of the center console housing, at the top | ||
Auxiliary Power Post (-) | In the center console | -- | |
Auxiliary Power Post (+) | In the center console | -- | |
Backup Alarm (UZF) | On the back of the rear crossmember, on a bracket | ||
Backup Lamp - Left | At the rear of the left frame rail, part of the tail lamp - left | ||
Backup Lamp - Right | At the rear of the right frame rail, part of the tail lamp - right | ||
Backup Lamp Switch (M/T) | On the top forward right side of the transmission cover | ||
Battery - Inboard | On the outboard side of the right frame rail, in the battery box | -- | |
Battery - Outboard | On the outboard side of the right frame rail, in the battery box | -- | |
Blower Motor | Behind the lower right side of the I/P | ||
Blower Motor Resistor Assembly | Behind the lower right side of the I/P, on the front of the blower case, left of the blower motor | ||
Blower Motor Switch | In the center of the I/P, above the radio, mounted in the HVAC control assembly | ||
Brake Booster Fluid Flow Switch (JE3) | At the front of the vehicle, behind the bumper centerof the vehicle | ||
Brake Booster Pump Motor (JE3) | At the front of the vehicle, behind the center of the bumper, on the brake master cylinder | ||
Brake Booster Pump Relay (JE3) | In the front chassis harness, above the left frame rail, on the cab bridge harness bracket, below the coolant reservoir | ||
Brake Fluid Level Switch (JE3) | At the front of the vehicle, behind the front bumper right side, on the front of the brake master cylinder reservoir | ||
Brake Pressure Modulator Valve (BPMV) - Left Front (JE4) | On the left rear side of the front crossmember | ||
Brake Pressure Modulator Valve (BPMV) - Left Rear (JE4) | On the left side of the crossmember forward of the rear axle | ||
Brake Pressure Modulator Valve (BPMV) - Right Front (JE4) | On the right rear side of the front crossmember | ||
Brake Pressure Modulator Valve (BPMV) - Right Rear (JE4) | On the right side of the crossmember forward of the rear axle | ||
Camshaft Position (CMP) Sensor | On the back end of the cylinder head | ||
Chime Module | Under the passenger seat, at the front, mounted on the back of the seat stand cover | ||
Cigar Lighter | In the center of the I/P, right of the radio | ||
Cigar Lighter Lamp | In the center of the I/P, left of the radio | ||
Clearance Lamp - Left | On top of the roof, on the forward left outboard side of the cab | ||
Clearance Lamp - Right | On top of the roof, on the forward right outboard side of the cab | ||
Clutch Pedal Position (CPP) Switch (M/T) | Behind the left side of the I/P, left of the steering column, on the clutch pedal support bracket, at the beginning of clutch pedal travel | ||
Clutch Start Switch (M/T) | Behind the left side of the I/P, left of the steering column, on the clutch pedal support bracket, at the end of clutch pedal travel | ||
Condenser Fan Motor (C60) | At the lower right front of the vehicle, in front of the tire, behind the A/C condenser | ||
Controller Area Network (CAN) Connector | On the lower left side of the I/P, left of the steering column, by the data link connector (DLC) | ||
Coolant Level Switch | Behind the cab at the cab bridge, on the bottom of the radiator surge tank | ||
Crankshaft Position (CKP) Sensor (A/T) | On the top center of the flywheel housing | ||
Crankshaft Position (CKP) Sensor (M/T) | On the lower left front of the flywheel housing | ||
Cruise Control Switch (K34) | On the left side of the steering column, controlled by the turn signal/multifunction lever, part of the turn signal/multifunction switch | ||
Data Link Resistor 1 | In the front chassis harness, taped to the harness, near the left inboard frame rail next to the radiator fan | ||
Data Link Resistor 2 | In the lower I/P harness, taped to the harness | ||
Data Link Resistor 3 | In the lower I/P harness, under left side of the I/P, taped to the harness | ||
Data Link Connector (DLC) | On the lower left side of the I/P, left of the steering column | ||
Data Recorded Module (DRM) | Under passenger seat, near CHIME module | ||
Daytime Running Lights (DRL) Resistor | In the lower I/P harness, at the data link connector (DLC) breakout, behind the IPC | ||
Diesel Particulate Filter (DPF) Exhaust Temperature Sensor 1 | On the right side of the vehicle center in front of the catalytic converter | ||
Diesel Particulate Filter (DPF) Exhaust Temperature Sensor 2 | On the right side of the vehicle center in front of the catalytic converter | ||
Diesel Particulate Filter (DPF) Pressure Sensor | On the right side of vehicle center area | ||
Differential Lock Control Valve (HNB/HPL/HPN) | On the front of the crossmember in front of the rear axle | ||
Differential Lock Switch (HNB/HPL/HPN) | In the top of the center console | ||
Dome Lamp | In the interior center of the roof | ||
Dome Lamp Diode | In the lower I/P harness, behind the lower center of the I/P, part of splice pack JX201, taped to the harness between the windshield wiper motor breakout and bulkhead, pins G2, H2, J2 and K2 | ||
Door Jamb Switch - Driver | In the left front door frame, at the rear face of the opening | ||
Driver Information Center (DIC) | On the left side of the I/P, left of the IPC | ||
DRL Engine Run Diode | In the lower I/P harness, behind the lower center of the I/P, part of splice pack JX201, taped to the harness between the windshield wiper motor breakout and the bulkhead connector X200, behind the radio, pins G1, H1, J1 and K1 | ||
DRL Indicator Diode | In the lower I/P harness, taped to the harness, behind the lower center of the I/P, part of splice pack JX201, between the windshield wiper motor breakout and the bulkhead, pins D1, E1 and F1 | ||
DRL Indicator Relay | In the lower I/P harness, behind the lower right side of the I/P, near the blower motor, on the relay bracket, position 4 | ||
DRL Off Relay | In the lower I/P harness, behind the lower right side of the I/P, near the blower motor, on the relay bracket, position 3 | ||
DRL Diode | In the lower I/P harness, behind the lower center of the I/P, part of splice pack JX201, taped to the harness between the windshield wiper motor breakout and bulkhead, pins A1, B1, and C1 | ||
DRL On Relay | In the lower I/P harness, behind the lower right side of the I/P, near the blower motor, on the relay bracket, position 2 | ||
Electronic Brake Control Module (EBCM) (JE3) | Behind center of the front bumper | ||
Electronic Brake Control Module (EBCM) (JE4) | Behind center of the front bumper | ||
Engine Control Module (ECM) | On top of the left front frame rail, forward of the cab bridge, left of the engine | ||
Engine Coolant Temperature (ECT) Sensor | On the upper left side of the engine, in the cylinder head, below the coolant inlet | ||
Engine Oil Level (EOL) Switch | On the lower left side of the engine, near the center, in the oil pan | ||
Engine Oil Pressure (EOP) Sensor | On the lower right side of the engine, toward the front | ||
Evaporator Temperature Sensor (C60) | At the front right of the exterior cab, behind the inspection panel, in the A/C evaporator housing | ||
Exhaust Brake Switch (K40) | On the center of the I/P, right of the IPC | ||
Exhaust Brake/Throttle Solenoid | On the inboard right frame rail, forward of the second crossmember, by the batteries | ||
Exhaust Gas Recirculation (EGR) Valve | On the upper left side of the engine, center, on the intake manifold, behind secondary fuel filter | ||
Exhaust Gas Recirculation (EGR) Temperature Sensor | On the left side of the engine,below EGR valve, behind secondary fuel filter | ||
Exhaust Temperature Sensor | On the right side of top of the engine, behind A/C compressor, in the EGR inner cooler pipes. | ||
Fuel Injector 1 | On the upper left side of the engine, in the cylinder head, under the valve cover, at cylinder 1 | -- | |
Fuel Injector 2 | On the upper left side of the engine, in the cylinder head, under the valve cover, at cylinder 2 | -- | |
Fuel Injector 3 | On the upper left side of the engine, in the cylinder head, under the valve cover, at cylinder 3 | -- | |
Fuel Injector 4 | On the upper left side of the engine, in the cylinder head, under the valve cover, at cylinder 4 | -- | |
Fuel Injector 5 | On the upper left side of the engine, in the cylinder head, under the valve cover, at cylinder 5 | -- | |
Fuel Injector 6 | On the upper left side of the engine, in the cylinder head, under the valve cover, at cylinder 6 | -- | |
Fuel Rail Pressure (FRP) Sensor | On the rear left side of the engine, on the injection pump | ||
Fuel Sender (NJ7/NJ8/NK6) | On the outboard side of the left frame rail, in the top of the fuel tank | ||
Fuel Sender (NK8) | On the outboard side of the right frame rail, in the top of the fuel tank | ||
Fuel Sender - Secondary (NJ7/NJ8) | On the outboard side of the right frame rail, in the top of the fuel tank | ||
Fuel Temperature Sensor | On the lower left side of the engine, at the rear, on the fuel injection pump | ||
Fuse Block - I/P - 1 | In the right top of the I/P, under the access panel | ||
Fuse Block - I/P - 2 | In the right top of the I/P, under the access panel | ||
Fuse Block - 1 | Behind the cab at the outboard left frame rail, under a cover, on top of the front chassis harness fuse block bracket, in the fuse box, rear | ||
Fuse Block - 2 | Behind the cab at the outboard left frame rail, under a cover, on top of the front chassis harness fuse block bracket, in the fuse box, front | ||
Fuse Holder Brake Booster Fuse (JE3) | Taped into the Chassis Front Harness | -- | |
Fusible Link 1 | In the front chassis harness, from the positive battery ring terminal to X402 | -- | |
Fusible Link 2 | In the front chassis harness, from the positive battery ring terminal to X402 | -- | |
Fusible Link 3 | In the front chassis harness, from the positive battery ring terminal to X400 | -- | |
Fusible Link 4 | In the front chassis harness, from the positive battery ring terminal to X400 | -- | |
Generator | At the right side of the engine | ||
Glow Plug 1 | On the upper left side of the engine, in the cylinder head, at cylinder 1 | -- | |
Glow Plug 2 | On the upper left side of the engine, in the cylinder head, at cylinder 2 | -- | |
Glow Plug 3 | On the upper left side of the engine, in the cylinder head, at cylinder 3 | -- | |
Glow Plug 4 | On the upper left side of the engine, in the cylinder head, at cylinder 4 | -- | |
Glow Plug 5 | On the upper left side of the engine, in the cylinder head, at cylinder 5 | -- | |
Glow Plug 6 | On the upper left side of the engine, in the cylinder head, at cylinder 6 | -- | |
Glow Plug Bus 1 | On the upper left side of the engine, on the cylinder head, connects glow plugs 1, 2 and 3 to glow plug bus 2 | -- | -- |
Glow Plug Bus 2 | On the upper left side of the engine, on the cylinder head, connects glow plugs 4, 5 and 6 to glow plug bus 1 | -- | -- |
Glow Plug Control Module (GPCM) | On the left front side of engine, below EGR valve | ||
Glow Plug Relay | Behind the left side of the I/P, attached to the inspection panel release mounting bracket, above hood relese lever | ||
Hazard Switch | On the right side of the steering column, controlled by the multifunction lever, part of the turn signal/multifunction switch | ||
Headlamp - High Beam - Left | On the left front of the cab | ||
Headlamp - High Beam - Right | On the right front of the cab | ||
Headlamp - Low Beam - Left | On the left front of the cab | ||
Headlamp - Low Beam - Right | On the right front of the cab | ||
Headlamp Dimmer Switch | On the left side of the steering column, controlled by the turn signal/multifunction lever, part of the turn signal/multifunction switch | ||
Headlamp Switch | On the left side of the steering column, controlled by the turn signal/multifunction lever, part of the turn signal/multifunction switch | ||
High Idle Switch (UF3) | On the center of the I/P, right of the IPC | ||
Horn (without U08) | On the front of the vehicle, behind the left side of the front bumper impact bar | ||
Horn, A-Note (U08) | On the front of the vehicle, behind the left side of the front bumper impact bar | ||
Horn, F-Note (U08) | On the front of the vehicle, behind the left side of the front bumper impact bar | ||
Horn Switch | In the steering column, under the steering wheel horn cap and cover assembly, part of the turn signal/multifunction switch | ||
HVAC Control Assembly | In the center of the I/P, above the radio | ||
I/P Dimmer Switch | On the left side of the I/P, in the instrument panel cluster (IPC) | ||
Identification (ID) Lamp - Center | On top of the roof, on the forward center of the cab | ||
Identification (ID) Lamp - Left | On top of the roof, on the forward left side of the cab, the inboard lamp | ||
Identification (ID) Lamp - Right | On top of the roof, on the forward right side of the cab, the inboard lamp | ||
Ignition Switch | On the right side of the steering column, behind the steering wheel assembly | ||
Instrument Panel Cluster (IPC) | On the left side of the I/P | ||
Intake Air (IA) Flow Valve | Left front of the engine on the intake manifold | ||
Intake Manifold Temperature (IMT) Sensor | On the left side, in the center area of the engine | ||
Low Air Pressure Switch - Primary (JE4) | Inboard of the left frame rail, on the front end of the front axle (primary) service (air supply) reservoir | ||
Low Air Pressure Switch - Primary (JE4) | Inboard of the left frame rail, on the front end of the primary air supply reservoir | ||
Low Air Pressure Switch - Secondary (JE4) | On the left end of the rear axle (secondary) service (air supply) reservoir, inboard of the left frame rail | ||
Main Mode Solenoid | Internal to the automatic transmission | -- | |
Manifold Absolute Pressure (MAP) Sensor | On the upper left side of the engine, on the top rear of the intake manifold air inlet elbow | ||
Marker Lamp Switch (JE4 with RQ2 and U86 or JE4 with RQ3) | On the center of the I/P, right of the IPC | ||
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor | By the outboard right frame rail, behind the air cleaner, on the upper front of the air intake elbow | ||
Mode Actuator | Behind the lower right side of the I/P, on the bottom of the blower case | ||
Oil Level Sensor (A/T) | Internal to the automatic transmission | -- | -- |
Outside Reaview Mirror Switch (DNN) | On the center of the I/P, right of the IPC | ||
Outside Rearview Mirror - Driver | On the exterior side of the left door | ||
Outside Rearview Mirror - Passenger | On the exterior side of the right door | ||
Overdrive Defeat Switch (LCT) | On the center of the I/P, right of the IPC | ||
Overdrive Diode (LCT) | In the transmission cab harness, under the passenger seat, near the transmission control module (TCM), taped to the harness breakout near the TCM | ||
Park Brake Indicator/Park Brake Switch Diode (JE3) | In the lower I/P harness, behind the lower center of the I/P, taped to the harness between the windshield wiper motor breakout and bulkhead connector X200, behind the radio | ||
Park Brake Relay | In the lower I/P harness, behind the lower right side of the I/P, near the blower motor, on the relay bracket, position 1 | ||
Park Brake Switch (JE3) | In the center console, on the park brake lever bracket | ||
Park Brake Switch (JE4) | In the center of the I/P, below the radio | ||
Park/Turn Signal Lamp - Left Front | On the front of the vehicle, above the left front bumper, mounted to a bracket | ||
Park/Turn Signal Lamp - Right Front | On the front of the vehicle, above the right front bumper, mounted to a bracket | ||
Power Take-Off Switch (PTO) | On the center of the I/P, right of the IPC | ||
Power Take-Off (PTO) Relay | In the lower center of the I/P, behind the access panel, attached to the left side of relay block 2, in the top position | ||
Pressure Control (PC) Solenoid Valve 1 (A/T) | Internal to the automatic transmission | -- | |
Pressure Control (PC) Solenoid Valve 2 (A/T) | Internal to the automatic transmission | -- | |
Pressure Control (PC) Solenoid Valve 3 (MD) | Internal to the automatic transmission | -- | |
Pressure Control (PC) Solenoid Valve 4 (MD) | Internal to the automatic transmission | -- | |
Pressure Switch 1 (LCT) | Internal to the automatic transmission, on the pressure switch manifold (PSM) | -- | -- |
Pressure Switch 2 (LCT) | Internal to the automatic transmission, on the pressure switch manifold (PSM) | -- | -- |
Pressure Switch 3 (LCT) | Internal to the automatic transmission, on the pressure switch manifold (PSM) | -- | -- |
Pressure Switch 4 Reverse (LCT) | Internal to the automatic transmission, on the pressure switch manifold (PSM) | -- | -- |
Pressure Switch Manifold (PSM) (LCT) | Internal to the automatic transmission | -- | |
Radio | In the center of the I/P, below the HVAC control assembly | ||
Rear Axle Driver Control Switch - Two Speed (HPZ with A/T) | On the center of the I/P, right of the IPC | ||
Rear Axle Driver Control Switch - Two Speed (HPZ with M/T) | In front of the center console on the transmission shift lever | ||
Rear Axle Shift Motor - Two Speed (HPZ) | On the front of the rear axle, on the differential | ||
Rear Axle Shift Relay - Two Speed (HPZ) | On the front of the crossmember in front of the rear axle | ||
Rear Compartment Lamp Relay (Z89) | In the lower center of the I/P, behind the access panel, attached to the left side of relay block 2, in the bottom position | ||
Rear Compartment Lamp Switch (Z89) | On the left side of the I/P, left of the IPC and below the driver information center (DIC) | ||
Recirculation Actuator | Behind the lower right side of the I/P, near the blower motor, on the right side of the HVAC module | ||
Regeneration Switch | On the center of the I/P, right of the IPC | ||
Relay Block 1 | In the right top of the I/P, under the access panel | ||
Relay Block 2 | In the lower center of the I/P, behind the access panel | ||
Relay Block 3 | In the right side of the I/P, next to the blower motor | ||
Reverse Relay (A/T) | In the transmission cab harness, under the passenger seat, on the top center of the seat bracket, position 1 | ||
Serial Data Gateway (SDG) Module | Under the passenger seat, near the front, mounted on the top of the transmission control module (TCM) mounting bracket | ||
Shift Solenoid 1 (SS1) (A/T) | Internal to the automatic transmission | -- | |
Shift Solenoid 2 (SS2) (A/T) | Internal to the automatic transmission | -- | |
Shift Solenoid 3 (SS3) (A/T) | Internal to the automatic transmission | -- | |
Speaker - Left | On the upper left front of the I/P | ||
Speaker - Right | On the upper right front of the I/P | ||
Starter | On the lower right side of the engine | ||
Starter Cut Relay | In the lower center of the I/P, behind the access panel, attached to the left side of relay block 2, in the middle position | ||
Starter Relay | Behind the cab at the outboard left frame rail, on the outboard rear of the front chassis harness fuse block bracket | ||
Stop Lamp Relay | In the lower I/P harness, behind the lower right side of the I/P, near the blower motor, on the relay bracket, position 6 | ||
Stop Lamp Switch (JE3) | Behind the left side of the I/P, right of the steering column, at the top of the brake pedal support bracket | ||
Stop Lamp Switch (JE4) | On the left side of the exterior bulkhead, under the brake pedal, on the air brake application valve | ||
Suction Control Valve (SCV) | On the lower left side of the engine, at the rear, on the fuel injection pump | ||
Tail Lamp - Left | At the rear of the left frame rail | ||
Tail Lamp - Right | At the rear of the right frame rail | ||
Tail/Stop and Turn Signal Lamp - Left | At the rear of the left frame rail, part of the tail lamp - left | ||
Tail/Stop and Turn Signal Lamp - Right | At the rear of the right frame rail, part of the tail lamp - right | ||
Thermo Diode | In the lower I/P harness, behind the lower center of the I/P, part of splice pack JX201, taped to the harness between the windshield wiper motor breakout and bulkhead, pins D2, E2 and F2 | ||
Torque Converter Clutch (TCC) Solenoid Valve (A/T) | Internal to the automatic transmission | -- | |
Traction Control Indicator Resistor (NW9) | In the lower I/P harness, taped to the C200 main bulkhead connector breakout, behind radio, taped to harness | ||
Traction Control Switch (NW9) | On the center of the I/P, right of the IPC | ||
Traction Control Valve (NW9) | On the right side of the crossmember forward of the rear axle | ||
Tractor Receptacle (JE4 with RQ3) | Behind the cab, attached to the frame bracket and pogo stick | ||
Tractor/Trailer Plug (VPG) | Behind the cab, attached to the frame bracket and pogo stick | ||
Trailer Receptacle (JE4 with RQ2 and U86 or JE4 with RQ3) | Attached to rear crossmember | ||
Trailer Stop Lamp Relay (JE4 with RQ2 and U86 or JE4 with RQ3) | On the left side of the cab bridge, on the relay bracket on the front of the electronic brake control module (EBCM) | ||
Trailer Stop Lamp Switch (JE4 with RQ2 and U86 or JE4 with RQ3) | On the left side of the center console housing | ||
Transmission Control Module (TCM) (A/T) | Under the passenger seat, mounted under the TCM mounting bracket | ||
Transmission Fluid Temperature (TFT) Sensor (LCT) | Internal to the automatic transmission, on the pressure switch manifold (PSM) | -- | -- |
Transmission Sump Temperature (TST) Sensor (MD) | Internal to the automatic transmission | -- | -- |
Trigger Switch | Under the passenger seat | ||
Turbine Shaft Speed (TSS) Sensor (LCT) | On the upper left side of the transmission, in front of the transmission bell housing | ||
Turbine Shaft Speed (TSS) Sensor (MD) | Internal to the automatic transmission | -- | -- |
Turbocharger Vane Position (TVP) Control Solenoid Valve | At the right side of the engine, on the turbocharger behind the intake impeller housing | ||
Turbocharger Vane Position Sensor | At the right side of the engine, on the top center of the turbocharger | ||
Turn Signal and Marker Lamp - Left | In the forward bottom edge of the left door | ||
Turn Signal and Marker Lamp - Right | In the forward bottom edge of the right door | ||
Turn Signal/Hazard Flasher Module | Behind the lower right side of the I/P, left of the blower motor | ||
Turn Signal/Multifunction Switch | In the steering column, behind the steering wheel assembly | ||
Vehicle Speed Sensor (VSS) | On the transmission tailshaft housing | ||
Water-In-Fuel Sensor (NWB) | Behind the cab at the outboard left frame rail and outboard of the fuse box, on the bottom of the fuel/water separator | ||
Wheel Speed Sensor (WSS) - Left Front (JE3) | At the top rear of the left front brake caliper mounting plate | ||
Wheel Speed Sensor (WSS) - Left Front (JE4) | At the top of the left front brake backing plate | ||
Wheel Speed Sensor (WSS) - Left Rear (JE3) | At the top rear of the left rear brake caliper mounting plate | ||
Wheel Speed Sensor (WSS) - Left Rear (JE4) | At the top of the left rear brake backing plate | ||
Wheel Speed Sensor (WSS) - Left Rear Middle (JE4 with HPE) | At the top of the left rear middle brake backing plate | ||
Wheel Speed Sensor (WSS) - Right Front (JE3) | At the top rear of the right front brake caliper mounting plate | ||
Wheel Speed Sensor (WSS) - Right Front (JE4) | At the top of the right front brake backing plate | ||
Wheel Speed Sensor (WSS) - Right Rear (JE3) | At the top rear of the right rear brake caliper mounting plate | ||
Wheel Speed Sensor (WSS) - Right Rear (JE4) | At the top of the right rear brake backing plate | ||
Wheel Speed Sensor (WSS) - Right Rear Middle (JE4 with HPE) | At the top of the right rear middle backing plate | ||
Window Motor | In the right door, on the window regulator | -- | |
Window Switch - Driver | On the top of the left door panel | -- | |
Window Switch - Passenger | On the top of the right door panel | -- | |
Windshield Washer Fluid Pump | At the front left of the exterior cab, behind the inspection panel on the windshield washer reservoir | ||
Windshield Washer Switch | On the right side of the steering column, the button at the end of the multifunction lever, part of the turn signal/multifunction switch | ||
Windshield Wiper Motor | At the front left center of the exterior cab, behind the inspection panel | ||
Windshield Wiper Switch | On the right side of the steering column, controlled by the multifunction lever, part of the turn signal/multifunction switch | ||
X101 (2 cavities) (U08) | Turn signal harness to the horn harness, behind the left side of the front bumper impact bar | ||
X104 (10 cavities) | Front chassis harness to the upfitter remote PTO control harness, taped to the harness, on the left inboard frame rail, by the ECM | ||
X105 (10 cavities) | Turn signal harness to the front chassis harness, on the left top of the first crossmember, below the grille | ||
X108 (16 cavities) (A/T) | Transmission cab harness to the front chassis harness, behind the center of the front bumper, in the electrical connector box | ||
X109 (16 cavities) (A/T) | Transmission cab harness to the front chassis harness, behind the center of the front bumper, in the electrical connector box | ||
X110 (16 cavities) (A/T) | Transmission cab harness to the front chassis harness, behind the center of the front bumper, in the electrical connector box | ||
X111 (6 cavities) | Front chassis harness to the engine harness, top of the left frame rail, by the ECM | ||
X115 (16 cavities) (LCT) | Engine chassis harness to the front chassis harness, on the front left side of the engine on the top of the harness connector bracket | ||
X115 (12 cavities) (MD or M/T) | Engine chassis harness to the front chassis harness, on the front left side of the engine on the top of the harness connector bracket, under the air intake tube | ||
X116 (16 cavities) (A/T) | Engine chassis harness to the front chassis harness, on the front left side of the engine on the side of the harness connector bracket, under the air intake tube | ||
X117 (16 cavities) (LCT) | Engine chassis harness to the front chassis harness, on the front left side of the engine on the side of the harness connector bracket, under the air intake tube | ||
X118 (2 cavities) | Engine chassis harness to the front chassis harness, on the front left side of the engine on the top of the harness connector bracket, under the air intake tube | ||
X122 (8 cavities) | Engine harness to the engine/injector harness connector adapter 1 to injector harness 1, on the upper left side of the cylinder head between injector 2 and 3 | ||
X123 (8 cavities) | Engine harness to the engine/injector harness connector adapter 2 to injector harness 2, on the upper left side of the cylinder head between injector 4 and 5 | ||
X125 (1 cavity) | Engine chassis harness to the front chassis harness, on the front left side of the engine on the side of the harness connector bracket, between the air intake tube and left side of the engine | ||
X175 (20 cavities) (MD) | Engine chassis harness to the automatic transmission, on the right rear end of the automatic transmission | ||
X175 (24 cavities) (LCT) | Engine chassis harness to the automatic transmission, on the right rear side of the automatic transmission | ||
X200 (56 cavities) | Lower I/P harness to the front chassis harness, at the front left center of the exterior cab, behind the inspection panel, in the left side of the cab interface electrical connector box | ||
X201 (6 cavities) | Lower I/P harness to upfitter harness, at the lower center of the I/P, on the floor, behind the access panel, below the radio | ||
X202 (56 cavities) | Lower I/P harness to the front chassis harness, at the front left center of the exterior cab, behind the inspection panel, in the right side of the cab interface electrical connector box | ||
X203 (1 cavity) (JE4) | Lower I/P harness to the lower I/P harness, in the right center of the I/P, under the access panel, taped to the harness near relay block 2, connected for truck service, not connected for tractor service. | ||
X204 (3 cavities) | Front chassis harness to the lower I/P harness, at the front left center of the exterior cab, behind the inspection panel, in the upper right corner of the cab interface electrical connector box | ||
X205 (1 cavity) | Front chassis harness to the lower I/P harness, at the front left center of the exterior cab, behind the inspection panel, in the lower left corner of the cab interface electrical connector box | ||
X206 (2 cavities) | Front chassis harness to the lower I/P harness, under front hood in the electric center box | ||
X207 (1 cavity) | Front chassis harness to the lower I/P harness, at the front left center of the exterior cab, behind the inspection panel, in the upper left corner of the cab interface electrical connector box | ||
X208 (6 cavities) | Lower I/P harness to the roof harness, behind the right side of the I/P, next to the blower motor | ||
X209 (6 cavities) (Upfitter Connector) | Lower I/P harness to the upfitter harness, under the left side of the I/P, left of the steering column, taped to the harness by the data link connector (DLC) | ||
X210 (14 cavities) | Floor harness to the lower I/P harness, in the lower center of the I/P, below the access panel | ||
X211 (8 cavities) | Lower I/P harness to the dash harness, at the front right side of the exterior cab, behind the hood right side | ||
X212 (84 cavities) | Lower I/P harness to the upper I/P harness, at the left center of the I/P above the accelerator pedal, behind the knee bolster | ||
X213 (2 cavities) | Floor harness to the auxiliary power harness, under the left side of the center console housing, at the top | ||
X214 (2 cavities) (JE4) | Upper I/P harness to the air brake pressure gage lamp harness, at the upper left side of the I/P | ||
X215 (22 cavities) | Lower I/P harness to the transmission cab harness, at the lower center of the I/P, on the floor, behind the access panel, on heat floor vent | ||
X216 (2 cavities) (DNN) | Lower I/P harness, in the right center of the I/P, under the access panel, taped to the harness near relay block 2 | ||
X216 (2 cavities) (DNA) | Lower I/P harness, in the right center of the I/P, under the access panel, taped to the harness near relay block 2 | ||
X219 (6 cavities) (MD) | Floor harness to the transmission cab harness, near the center console | ||
X221 (1 cavity) | Radio antenna coaxial cable to the antenna coaxial cable, below the left side of the I/P, at the kick panel | -- | |
X400 (2 cavities) | Battery fusible links to the front chassis harness, near the positive battery terminal | ||
X401 (12 cavities) | Front chassis harness to the upfitter auxiliary wiring harness, taped to the harness, on the left inboard frame rail, forward of the second crossmember, behind cab left side | ||
X402 (2 cavities) | Battery fusible links to the front chassis harness, near the positive battery terminal | ||
X403 (16 cavities) | Rear chassis harness to the front chassis harness, at the inboard left frame rail, forward of the second crossmember, towards center rear section | ||
X404 (4 cavities) (HPZ) | Rear chassis harness to the two speed rear axle harness, inboard of the right frame rail, forward of the rear axle | ||
X405 (16 cavities) | Rear chassis harness to the front chassis harness, at the inboard left frame rail, forward of the second crossmember, toward center rear section | ||
X406 (8 cavities) (JE4 and RQ2 and U86 or JE4 and RQ3) | Tractor/trailer harness to the front chassis harness , at the right frame rail, inboard of the batteries | ||
X407 (6 cavities) (M/T) | Manual transmission harness to the engine chassis harness, at the right side of the transmission | ||
X408 (10 cavities) | Front chassis harness to the upfitter remote transmission control harness, taped to the harness, on the left inboard frame rail, forward of the second crossmember | ||
X409 (6 cavities) (PTO) | Front chassis harness to the upfitter remote PTO harness, taped to the harness, on the left inboard frame rail, forward of the second crossmember | ||
X410 (4 cavities) | Front chassis harness to the upfitter PTO throttle position sensor harness, taped to the harness, taped to the harness, on the left inboard frame rail, by the left fuel tank | ||
X411 (6 cavities) | Front chassis harness to the fuel tank harness, at the inboard left frame rail, forward of the second crossmember, near left fuel tank | ||
X501 (8 cavities) | Lower I/P harness to the left door harness, forward of the door | ||
X503 (2 cavities) | Left outside rear view mirror connector to the left door harness, in the interior side of the left door, behind the door panel | ||
X601 (8 cavities) | Lower I/P harness to the right door harness, forward of the door | ||
X603 (2 cavities) | Right outside rearview mirror connector to the right door harness, in the interior side of the right door, behind the door panel | ||
G100 | On the outboard side of the right frame rail forward of the right front upper shock absorber mount, to the engine | -- | |
G101 | On the right side of the engine, lower front, to the outboard frame rail | -- | |
G107 | In the front chassis harness, on the right frame rail above the front spring perch | -- | |
G108 (JE3) | At the front of the vehicle, in the power brake booster pump pigtail, left of the brake master cylinder | -- | |
G114 | Ground wire, on the outboard right front frame rail to the right front of the cab | -- | |
G208 | In the lower I/P harness, upper right side of the I/P, on the I/P support bracket | -- | |
G209 | In the lower I/P harness, upper right side of the I/P, on the I/P support bracket | -- | |
G210 | In the lower I/P harness and in the right door harness, on the right lower exterior A-pillar behind the trim panel | -- | |
G214 | On the right front of the cab to the outboard right front frame rail | -- | |
G400 | On the outboard side of the right frame rail, from the negative battery cable and from the ground cable/ground block (SP400) | -- | |
G402 (JE4 and RQ2 and U86 or JE4 and RQ3) | At the rear inboard side of the right frame rail, from the tractor-trailer harness | -- | |
G410 (NJ7 or NJ8 or NK8) | At the outboard side of the right frame rail on top of the fuel tank | -- | |
G411 (NJ7 or NJ8 or w/o NK8) | At the outboard side of the left frame rail on top of the fuel tank | -- | |
G501 | In the left door harness, on the left lower exterior A-pillar behind the trim panel | -- | |
G502 | In the left door harness, in the left door | -- | |
G601 | In the right door harness, on the right lower exterior A-pillar behind the trim panel | -- | |
G602 | In the right door harness, in the right door | -- | |
J100 (U08) | (CKT 29) In the horn harness | -- | |
J101 (U08) | (CKT 150) In the horn harness | -- | |
J102 | (CKT 5) In the turn signal harness | -- | |
J103 (JE3) | (CKT BT01) In the front chassis harness | -- | |
J103 (JE4) | (CKT ZZ02) In the front chassis harness | -- | |
J104 | (CKT CF04) In the front chassis harness | -- | |
J105 | (CKT 2) In the turn signal harness | -- | |
J106 | (CKT DF29) In the engine harness | -- | |
J107 | (CKT ZZ03) In the front chassis harness | -- | |
J108 | (CKT CF06) In the front chassis harness | -- | |
J109 | (CKT BX14) In the front chassis harness | -- | |
J110 | (CKT WB07) In the front chassis harness | -- | |
J111 (JE3) | (CKT BG12) In the front chassis harness | -- | |
J112 | (CKT DF02) In the front chassis harness | -- | |
J113 | (CKT MX02) In the front chassis harness | -- | |
J114 | (CKT DF03) In the front chassis harness | -- | |
J115 | (CKT DF04) In the front chassis harness | -- | |
J116 | (CKT FC02) In the front chassis harness | -- | |
J117 | (CKT BG15) In the lower I/P harness | -- | |
J118 | (CKT CF40) In the engine harness | -- | |
J119 | (CKT CF38) In the engine harness | -- | |
J120 | (CKT ZZ04) In the front chassis harness | -- | |
J122 | (CKT CU11) In the front chassis harness | -- | |
J123 | (CKT CU13) In the front chassis harness | -- | |
J124 | (CKT CU09) In the front chassis harness | -- | |
J125 | (CKT PA29) In the front chassis harness | -- | |
J126 | (CKT BA09) In the front chassis harness | -- | |
J127 | (CKT DF45) In the front chassis harness | -- | |
J128 (JE3) | (CKT BG18) In the front chassis harness | -- | |
J128 (JE4) | (CKT DF46) In the front chassis harness | -- | |
J131 (M/T) | (CKT BA02) In the front chassis harness | -- | |
J131 (A/T) | (CKT OA83) In the front chassis harness | -- | |
J132 | (CKT JA03) In the front chassis harness | -- | |
J133 | (CKT JA06) In the front chassis harness | -- | |
J151 | (CKT CF35) In the front chassis harness | -- | |
J152 | (CKT BT04) In the front chassis harness | -- | |
J158 | (CKT DF41) In the front chassis harness | -- | |
J159 | (CKT DF40) In the front chassis harness | -- | |
J160 | (CKT DF42) In the engine chassis harness | -- | |
J174 (A/T) | (CKT 323) In the internal transmission harness, approximately 19.5cm (7.7in) from X175 | -- | |
J175 (A/T) | (CKT 323) In the internal transmission harness, approximately 10.5cm (4.1in) from X175 | -- | |
J176 (A/T) | (CKT 323) In the front chassis harness | -- | |
J177 (A/T) | (CKT 407) In the internal transmission harness | -- | |
J182 | (CKT BB01) In the front chassis harness | -- | |
J184 | (CKT ZZ06) In the engine harness | -- | |
J185 | (CKT ZZ01) In the engine harness | -- | |
J186 | (CKT ZZ02) In the engine harness | -- | |
J187 | (CKT HB21) In the engine harness | -- | |
J190 | (CKT CF90) In the engine harness | -- | |
J191 | (CKT IC01) In the engine harness | -- | |
J193 | (CKT ZZ03) In the engine harness | -- | |
J195 | (CKT ZZ04) In the engine harness | -- | |
J198 | (CKT ZZ05) In the engine harness | -- | |
J199 | (CKT CF100) In the engine harness | -- | |
J200 | (CKT HA12) In the lower I/P harness | -- | |
J201 | (CKT CF02) In the lower I/P harness | -- | |
J202 (A/T) | (CKT OX01) In the transmission cab harness | -- | |
J203 (A/T) | (CKT OA20) In the transmission cab harness | -- | |
J204 | (CKT PA29) In the lower I/P harness | -- | |
J205 | (CKT HF06) In the lower I/P harness | -- | |
J206 | (CKT PA12) In the lower I/P harness | -- | |
J207 | (CKT BB09) In the lower I/P harness | -- | |
J208 | (CKT BF02) In the lower I/P harness | -- | |
J212 | (CKT PA18) In the lower I/P harness | -- | |
J213 | (CKT PA05) In the lower I/P harness | -- | |
J214 | (CKT PA09) In the lower I/P harness | -- | |
J215 | (CKT PA10) In the lower I/P harness | -- | |
J216 | (CKT PA04) In the lower I/P harness | -- | |
J217 | (CKT MA02) In the lower I/P harness | -- | |
J218 | (CKT PA08) In the lower I/P harness | -- | |
J219 | (CKT IA01) In the lower I/P harness | -- | |
J220 | (CKT PA33) In the lower I/P harness | -- | |
J221 (A/T) | (CKT OA10) In the upper I/P harness | -- | |
J222 | (CKT DF46) In the lower I/P harness | -- | |
J223 | (CKT DF55) In the lower I/P harness | -- | |
J225 | (CKT SA13) In the lower I/P harness | -- | |
J226 | (CKT BB13) In the lower I/P harness | -- | |
J228 | (CKT SA04) In the lower I/P harness | -- | |
J229 | (CKT AA01) In the lower I/P harness | -- | |
J230 | (CKT AA06) In the lower I/P harness | -- | |
J231 | (CKT AA14) In the lower I/P harness | -- | |
J232 | (CKT BA08) In the lower I/P harness | -- | |
J233 | (CKT HA01) In the lower I/P harness | -- | |
J235 | (CKT FC01) In the lower I/P harness | -- | |
J237 | (CKT JA05) In the lower I/P harness | -- | |
J241 (HPZ) | (CKT FC02) In the floor harness | -- | |
J242 | (CKT HF20) In the lower I/P harness | -- | |
J245 | (CKT TF06) In the lower I/P harness | -- | |
J246 | (CKT TF05) In the lower I/P harness | -- | |
J247 | (CKT TF10) In the lower I/P harness | -- | |
J248 | (CKT TF11) In the lower I/P harness | -- | |
J252 | (CKT HF24) In the lower I/P harness | -- | |
J254 | (CKT DF49) In the lower I/P harness | -- | |
J255 | (CKT DF49) In the upper I/P harness | -- | |
J259 | (CKT OA67) In the transmission cab harness | -- | |
J264 | (CKT NB02) In the lower I/P harness | -- | |
J268 | (CKT BA16) In the upper I/P harness | -- | |
J270 | (CKT OA63) In the transmission cab harness | -- | |
J271 (LCT) | (CKT TF11) In the transmission cab harness | -- | |
J271 (MD) | (CKT TF39) In the transmission cab harness | -- | |
J272 (LCT) | (CKT TF10) In the transmission cab harness | -- | |
J272 (MD) | (CKT TF38) In the transmission cab harness | -- | |
J273 | (CKT WA01) In the transmission cab harness | -- | |
J274 | (CKT TF06) In the transmission cab harness | -- | |
J275 | (CKT TF05) In the transmission cab harness | -- | |
J277 (A/T) | (CKT OA01) In the transmission cab harness | -- | |
J278 | (CKT CF10) In the lower I/P harness | -- | |
J280 | (CKT WB02) In the lower I/P harness | -- | |
J281 (MD) | (CKT OA03) In the transmission cab harness | -- | |
J282 | (CKT WB07) In the lower I/P harness | -- | |
J283 (A/T) | (CKT OA80) In the transmission cab harness | -- | |
J285 | (CKT PA02) In the lower I/P harness | -- | |
J286 | (CKT CF25) In the lower I/P harness | -- | |
J287 (A/T) | (CKT OA20) In the transmission cab harness | -- | |
J295 | (CKT CF25) In the upper I/P harness | -- | |
J297 | (CKT CF04) In the upper I/P harness | -- | |
J301 | (CKT MA06) In the upper I/P harness, behind the upper left side of the I/P, taped to the harness between the IPC and driver information center (DIC) breakouts | -- | |
J302 | (CKT ZZ06) In the upper I/P harness, behind the upper left side of the I/P, taped to the harness between the IPC and driver information center (DIC) breakouts | -- | |
J303 | (CKT ZZ05) In the upper I/P harness, behind the upper left side of the I/P, taped to the harness between the IPC and driver information center (DIC) breakouts | -- | |
J304 | (CKT ZZ09) In the lower I/P harness, behind the lower center of the I/P, taped to the harness by the radio breakout | -- | |
J305 | (CKT ZZ10) In the lower I/P harness, behind the lower left side of the I/P, taped to the harness between the data link connector (DLC) and the CAN connector | -- | |
J306 (C60) | (CKT HA11) In the lower I/P harness | -- | |
J307 (C60) | (CKT HA08) In the lower I/P harness behind IPC in the dash | -- | |
J308 (C60) | (CKT HA22) In the lower I/P harness | -- | |
J309 | ( ZZ13) In the lower I/P harness | -- | |
J310 | (CKT ZZ08) In the lower I/P harness, behind the lower right side of the I/P | -- | |
J311 | ( ZZ17) In the lower I/P harness | -- | |
J313 | (CKT AA17) In the lower I/P harness | -- | |
J314 | (CKT AA15) In the lower I/P harness | -- | |
J315 | (CKT AA04) In the lower I/P harness | -- | |
J316 | (CKT AA03) In the lower I/P harness | -- | |
J317 | (CKT AA08) In the lower I/P harness | -- | |
J318 | (CKT SA07) In the lower I/P harness | -- | |
J319 | (CKT BA09) In the lower I/P harness | -- | |
J321 | (CKT MA06A) In the lower I/P harness | -- | |
J334 | (CKT JA12) In the lower I/P harness | -- | |
J335 | (CKT JA16) In the lower I/P harness | -- | |
J336 | (CKT AA12) In the lower I/P harness | -- | |
J342 | (CKT WA02) In the lower I/P harness | -- | |
J343 | (CKT WA02) In the upper I/P harness | -- | |
J344 | (CKT NB01) In the floor harness | -- | |
J348 | (CKT CE02) In the floor harness | -- | |
J349 | (CKT UA02) In the lower I/P harness | -- | |
J350 | (CKT FA07) In the lower I/P harness | -- | |
J358 | (CKT SX03) In the floor harness | -- | |
J360 | (CKT 4) In the roof harness | -- | |
J365 | (CKT 5) In the roof harness | -- | |
J378 | (CKT BA20) In the lower I/P harness | -- | |
J380 | (CKT WB02) In the upper I/P harness | -- | |
J387 | (CKT SA15) In the upper I/P harness | -- | |
J402 | (CKT 5) In the rear chassis harness | -- | |
J411 (JE4) | (CKT BB48) In the front chassis harness | -- | |
J412 (JE4) | (CKT BB43) In the front chassis harness | -- | |
J413 (JE4) | (CKT 46) In the rear chassis harness | -- | |
J414 (JE4) | (CKT 41) In the rear chassis harness | -- | |
J416 | (CKT CF96) In the front chassis harness | -- | |
J418 (HPZ) | (CKT 241) In the two speed rear axle harness | -- | |
J422 | (CKT TF13) In the front chassis harness | -- | |
J423 | (CKT TF14) In the front chassis harness | -- | |
J424 (JE4) | (CKT MA09) In the front chassis harness | -- | |
J500 | (CKT BX13) In the left door harness | -- | |
J600 | (CKT 4) In the right door harness | -- | |
J900 | (CKT 12) In the rear chassis harness | -- | |
J901 | (CKT 3) In the rear chassis harness | -- | |
Splice Pack JX201 (33 cavities) | In the lower I/P harness, behind the lower center of the I/P, taped to the harness between the windshield wiper motor breakout and bulkhead connector C200, behind the radio | ||
Splice Pack JX204 (22 cavities) | In the lower I/P harness, behind theleft side of the I/P, taped to the harness | ||
Splice Pack JX205 (10 cavities) | In the upper I/P harness, behind the radio, taped to the harness | ||
Splice Pack JX206 (12 cavities) | In the lower I/P harness, under the passenger seat, near the chime module, taped to the harness, on the chime module breakout | ||
Splice Pack JX209 (6 cavities) | In the lower I/P harness, under the passenger seat, near the chime module, taped to the harness, on the chime module breakout | ||
Splice Pack JX210 (6 cavities) | In the lower I/P harness, left side of the I/P, near CAN connector, taped to the harness | ||
Splice Pack JX211 (6 cavities) | In the lower I/P harness, under the passenger seat, near the chime module, taped to the harness, on the chime module breakout | ||
Splice Pack JX212 (10 cavities) | In the lower I/P harness, behind the lower center of the I/P, taped to the harness by the radio breakout | ||
Splice Pack JX219 (4 cavities) | In the lower I/P harness, under the passenger seat, near the chime module, taped to the harness, on the chime module breakout | ||
Splice Pack JX227 (10 cavities) | In the lower I/P harness, on the right side of the I/P, behind blower motor | ||
Splice Pack JX230 (6 cavities) (A/T) | In the transmission cab harness, under the passenger seat, behind the seat stand cover, near the transmission control module (TCM), taped to the harness breakouts to the TCM | ||
Splice Pack JX231 (6 cavities) (A/T) | In the transmission cab harness, under the passenger seat, behind the seat stand cover, near the transmission control module (TCM), taped to the harness breakouts to the TCM | ||
Splice Pack JX232 (6 cavities) (MD) | In the transmission cab harness, under the passenger seat, behind the seat stand cover, near the transmission control module (TCM), taped to the harness breakouts to the TCM | ||
Splice Pack JX233 (6 cavities) (MD) | In the transmission cab harness, under the passenger seat, behind the seat stand cover, near the transmission control module (TCM), taped to the harness breakouts to the TCM | ||
Splice Pack JX400 (6 cavities) | On the inboard side of the right frame rail, the ground block, part of the ground cable |
