Engine Controls Component Views. GMC Truck TopKick C-Series (Conventional) C4/C5 2005

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2005 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Vehicle Control Systems 🢒 Vehicle DTC Information 🢒 Engine Controls Component Views

Figure 1:


(1)	Chassis Harness
(2)	Vacuum Pump
(3)	Coolant Level Switch Connector
(4)	Engine Fan Harness
(5)	Vacuum Pump Connector
(6)	C106
(7)	C106

Figure 2:


(1)	Engine Chassis Harness
(2)	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor

Figure 3:


(1)	Fuel Injector 7
(2)	Fuel Injector 5
(3)	Turbocharger Vane Position (TVP) Control Solenoid Valve
(4)	Fuel Rail Pressure (FRP) Sensor
(5)	Fuel Injector 3
(6)	Exhaust Valve Recirculation (EGR) Valve
(7)	Fuel Injector 1
(8)	Fuel Injection Control Module (FICM)
(9)	Crankshaft Position (CKP) Sensor
(10)	Glow Plug 1
(11)	Block Heater
(12)	Glow Plug 3
(13)	Glow Plug 5
(14)	Starter
(15)	Glow Plug 7

Figure 4:


(1)	Fuel Injector 2
(2)	Barometric Pressure (Baro) Sensor
(3)	Fuel Injector 4
(4)	Fuel Heater
(5)	Turbocharger Vane Position (TVP) Sensor
(6)	Glow Plug Controller
(7)	Fuel Injector 8
(8)	Turbine Shaft Speed (TSS) Sensor
(9)	Automatic Transmission Input Shaft Speed (AT ISS) Sensor
(10)	Park/Neutral Position (PNP) Switch
(11)	Glow Plug 8
(12)	Glow Plug 6
(13)	Engine Oil Pressure (EOP) Sensor
(14)	Fuel Injector 6
(15)	Glow Plug 4
(16)	Engine Oil Level Switch
(17)	Glow Plug 2
(18)	Water-in-Fuel Sensor

Figure 5:


(1)	Generator - Right (K65)
(2)	Fuel Rail Pressure (FRP) Sensor
(3)	Manifold Absolute Pressure (MAP) Sensor
(4)	Fuel Temperature Sensor
(5)	Fuel Heater
(6)	Generator - Left
(7)	Camshaft Position (CMP) Sensor
(8)	Crankshaft Position (CKP) Sensor
(9)	Fuel Injection Control Module (FICM)

Figure 6:


(1)	Engine Control Module (ECM)
(2)	Transmission Control Module (TCM)

Figure 7:


(1)	Accelerator Pedal Position (APP) Sensor Connector
(2)	Accelerator Pedal Position (APP) Sensor
(3)	Accelerator Pedal
(4)	C201 (48 cavities)

Figure 8:


(1)	Marker Lamp Switch (RQ2 and U86 or RQ2)
(2)	High Idle Switch (UF3)
(3)	Traction Control Switch (NW9)
(4)	Outside Heated Mirror Switch (DB6/DB8)
(5)	Exhaust Brake Switch (K40)
(6)	Rear Axle Driver Control Switch - Two Speed (HPZ/Automatic Transmission)
(7)	Air Suspension Dump Switch (G40/G45/GSJ)
(8)	Power Take-Off (PTO) Switch
(9)	Driver Information Center (DIC)

Figure 9:


(1)	Splice Pack SP400 (Ground Block)
(2)	C409 (8 cavities) Fuel Tank Harness to the Chassis Harness
(3)	Fuel Pump (FP) Relay
(4)	Fuel Sender - Secondary
(5)	Fuel Tank Transfer Pump - Secondary
(6)	Trailer Connector (RQ2 and U86 or RQ3)
(7)	C410 (3 cavities - K16) Chassis Harness to the Air Compressor Harness
(8)	Air Compressor Connector (K16)
(9)	Air Compressor Relay (K16)
(10)	Air Compressor (K16)
(11)	Fuel Sender - Primary