TCM Power Source Circuit
TCM Power Source CircuitDESCRIPTION
When the engine switch is turned on (IG), voltage from the ECM's MREL terminal is applied to the EFI MAIN 2 relay. This causes the contacts of the EFI MAIN 2 relay to close, which supplies power to terminal +B of the TCM.
WIRING DIAGRAM:
INSPECTION PROCEDURE
Step 1(Part 1):
Step 1(Part 2):
