Engine Control Module: Locations

Front of Vehicle/Engine Compartment Component Views

Left Underside of the Hood




1 - Underhood Lamp Connector
2 - Underhood Lamp

Left Front of the Engine Compartment




1 - Electronic Brake Control Module (EBCM)
2 - Brake Pressure Modulator Valve (BPMV)
3 - Brake Fluid Level Switch
4 - Brake Fluid Pressure Sensor

Lower Right Front of the Engine Compartment




1 - Ambient Air Temperature Sensor

Upper Rear of the Engine Compartment




1 - Windshield Wiper Motor

Right Rear of the Engine Compartment




1 - Fuse Block - Underhood
2 - Battery

Lower Right Rear of the Engine Compartment




1 - Transmission Control Module (TCM)
2 - Transmission Control Module (TCM) Connector
3 - Engine Control Module (ECM) Connectors
4 - Engine Control Module (ECM)



Passenger Compartment/Roof Component Views

Modules




1 - Folding Top Module
2 - Digital Radio Receiver
2 - Adaptive Crusie Control Module
4 - Memory Seat Module
5 - Driver Door Module (DDM)
6 - Radio
7 - Instrument Panel Cluster (IPC)
8 - Head-Up Display (HUD)
9 - Remote Control Door Lock Receiver (RCDLR)
10 - Electronic Brake Control Module (EBCM)
11 - Forward Looking Sensor (FLS)
12 - Transmission Control Module (TCM)
13 - Engine Control Module (ECM)
14 - Body Control Module (BCM)
15 - Audio Amplifier
16 - Steering Column Lock Control Module (Export)
17 - Inflatable Restraint Sensing and Diagnostic Module (SDM)
18 - Front Passenger Door Module (FPDM)
19 - HVAC Control Module
20 - Rear Object Sensor Control Module
21 - Vehicle Communication Interface Module (VCIM)
22 - Antenna Ground Plane
23 - Antenna Module - Right
24 - Antenna Module - Left



Harness Routing Views

Engine Harness Routing 1 of 2




1 - G106
2 - Fuse Block - Underhood
3 - J105
4 - X186 Engine Harness to Forward Lamp Harness
5 - X180 Engine Harness to I/P Harness
6 - X184 Engine Harness to Transmission Harness
7 - X182 Engine Harness to I/P Harness
8 - Engine Control Module (ECM) Connectors
9 - JX106
10 - X148 Engine Harness to Knock Sensor (KS)/Crankshaft Position (CKP) Sensor Jumper Harness
11 - X188 Engine Harness to Starter Solenoid Jumper Harness

Engine Harness Routing 2 of 2




1 - J238
2 - J244
3 - J195
4 - G107
5 - J193
6 - J191
7 - G105



Powertrain Component Views

Right Side of Engine (LC3 - 8 Cyl, 4.4L, SC, DOHC)




1 - X182
2 - X180
3 - X186
4 - Battery
5 - Fuse Block - Underhood
6 - Engine Oil Pressure (EOP) Switch
7 - Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
8 - Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
9 - Engine Control Module (ECM) Connectors
10 - X184