Engine Controls Component Views. Chevrolet Blazer

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2004 🢒 Blazer - 4WD 🢒 Engine 🢒 Engine Controls - 4.3L 🢒 Engine Controls Component Views

Figure 1:


(1)	Powertrain Control Module (PCM)
(2)	C102
(3)	C101
(4)	Body Harness
(5)	Secondary Air Injection Pump Harness
(6)	S121
(7)	S113
(8)	C117
(9)	Powertrain Control Module (PCM), Connector C1
(10)	Powertrain Control Module (PCM), Connector C2
(11)	Engine Harness

Figure 2:


(1)	Intake Air Temperature (IAT) Sensor
(2)	Air Outlet from Filter
(3)	Distributor
(4)	Knock Sensor (KS)
(5)	Mass Air Flow (MAF) Sensor

Figure 3:


(1)	Crankshaft
(2)	Front Engine Cover
(3)	Crankshaft Position (CKP) Sensor

Figure 4:


(1)	Throttle Position (TP) Sensor
(2)	Idle Air Control (IAC) Valve
(3)	Ignition Coil
(4)	Evaporative Emission (EVAP) Canister Purge Solenoid
(5)	Engine Oil Pressure (EOP) Switch
(6)	Knock Sensor (KS)
(7)	Fuel Pressure Connection Valve
(8)	Positive Crankcase Ventilation (PCV) Valve

Figure 5:


(1)	Bank 1 Cylinder Head
(2)	Engine Coolant Temperature (ECT) Sensor

Figure 6:


(1)	EVAP Pipe
(2)	Central Sequential Fuel Injection (Central SFI) Connector
(3)	Throttle Body
(4)	Manifold Absolute Pressure (MAP) Sensor
(5)	Ignition Control Module (ICM)
(6)	Ignition Coil
(7)	Evaporative Emission (EVAP) Canister Purge Solenoid

Figure 7:


(1)	Camshaft Position (CMP) Sensor
(2)	Engine Oil Pressure (EOP) Sensor
(3)	Knock Sensor (KS)

Figure 8:


(1)	Heated Oxygen Sensors (HO2S) Bank 1 Sensor 2
(2)	Heated Oxygen Sensors (HO2S) Bank 1 Sensor 1
(3)	Heated Oxygen Sensors (HO2S) Bank 2 Sensor 1

Figure 9:


(1)	Evaporative Emission (EVAP) Canister Vent Solenoid
(2)	Crossmember
(3)	EVAP Canister
(4)	Fuel Tank
(5)	Fuel Pump and Sender Assembly

Figure 10:


(1)	Fuel Tank
(2)	Fuel Tank Pressure (FTP) Sensor Connector
(3)	Fuel Pump and Sender Assembly Connector
(4)	Fuel Pump and Sender Assembly