Operation CHARM: Car repair manuals for everyone.

Control Module Power Supply and Ground Line

B: CONTROL MODULE POWER SUPPLY AND GROUND LINE





Wiring diagram





7B1: CHECK FUSE (NO. 4).





7B2: CHECK BACK-UP POWER SUPPLY CIRCUIT.





7B3: CHECK FUSE (NO. 11).





7B4: CHECK IGNITION POWER SUPPLY CIRCUIT.





7B5: CHECK IGNITION POWER SUPPLY CIRCUIT.





7B6: CHECK HARNESS CONNECTOR BETWEEN TCM AND TRANSMISSION.





7B7: CHECK HARNESS CONNECTOR BETWEEN TRANSMISSION AND TRANSMISSION GROUND.





7B8: CHECK HARNESS CONNECTOR BETWEEN TCM AND INHIBITOR SWITCH.





7B9: CHECK POOR CONTACT.

Diagnosis