ENGINE CONTROL SYSTEM
Wiring Diagram



























ECU diagnosis informationMain line between HVAC and A-bag circuit
Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
A/C auto amp.
Harness connectors M1 and E30
Check the continuity between the A/C au ...
Combination switch output circuit
Diagnosis Procedure
1. CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN
Turn the ignition switch OFF.
Disconnect the BCM and combination switch.
Check continuity between BCM harness connector and combination
switch harness connector
2. CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR SHORT
Check ...
Rear power window switch
Description
BCM supplies power.
Rear power window motor operates when rear power window switch is
activated.
Component Function Check
Rear Power Window Switch
1. CHECK REAR POWER WINDOW MOTOR FUNCTION
Check that rear power window motor operates from rear power window switch.
Diagnosi ...