Engine Control Module: Locations

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Revenue RailIntent: manual

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More supporting gear

Torque wrench

Use the factory procedure with the right tightening tool.

Manual-based work becomes much easier when you can torque correctly.

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Trim tool set

Useful for clips, covers, and trim pieces called out by the manual.

Most manual procedures assume you have a good trim removal kit.

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Multimeter kit

Great for electrical troubleshooting and manual-tested circuits.

Electrical work in manuals often needs a meter more than another wrench.

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Powertrain Component Views

Engine Components (LLT) - Front Left




1 - Fuse Block - Underhood
2 - Brake Booster Pump - Auxiliary
3 - Engine Control Module (ECM)
4 - Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
5 - Brake Booster Vacuum Sensor
6 - Electronic Brake Control Module (EBCM) Connector
7 - Wheel Speed Sensor (WSS) - Left Front Connector
8 - Variable Effort Steering Actuator (NV7) Connector
9 - Automatic Transmission
10 - Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
11 - A/C Compressor Clutch
12 - A/C Refrigerant Pressure Sensor
13 - Engine Oil Pressure (EOP) Sensor
14 - Generator
15 - Engine Coolant Temperature (ECT) Sensor

Engine Components (LLT) - Right Rear




1 - Ignition Coil 5
2 - Ignition Coil 3
3 - Ignition Coil 1
4 - Throttle Body
5 - Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
6 - Engine Control Module (ECM)
7 - Brake Booster Pump - Auxiliary
8 - Fuse Block - Underhood
9 - Camshaft Position (CMP) Actuator Solenoid - Intake Bank 2
10 - Camshaft Position (CMP) Actuator Solenoid - Exhaust Bank 2
11 - Wheel Speed Sensor (WSS) - Right Front Connector
12 - Camshaft Position (CMP) Sensor - Intake Bank 1
13 - Camshaft Position (CMP) Actuator Solenoid - Intake Bank 1
14 - Camshaft Position (CMP) Actuator Solenoid - Exhaust Bank 1
15 - Camshaft Position (CMP) Sensor - Exhaust Bank 1
16 - Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector
17 - Knock Sensor (KS) 1
18 - Crankshaft Position (CKP) Sensor
19 - Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
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