ECM Power Source Circuit (Except California)

ECM Power Source Circuit (Except California Spec, w/Engine Immobilizer and/or TRAC)

CIRCUIT DESCRIPTION
When the ignition switch is turned ON, battery positive voltage is applied to the coil, closing the contacts of the EFI main relay (Marking: EFI) and supplying power to terminal +B of the ECM.





WIRING DIAGRAM

Step 1:

Step 2:

Step 3:

Step 4:

Step 5:

Step 6:

Step 7:

INSPECTION PROCEDURE