Power Supply And Ground Circuit

POWER SUPPLY AND GROUND CIRCUIT


Diagnosis Procedure

Regarding Wiring Diagram information, refer to Coupe (coupe) or Sedan (sedan).
1. CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible link are not blown.





Is the fuse blown?
YES - Replace the blown fuse or fusible link after repairing the affected circuit.
NO - GO TO 2
2. CHECK POWER SUPPLY CIRCUIT





1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connectors.
3. Check voltage between IPDM E/R harness connector and ground.






Is the measurement value normal?
YES - GO TO 3
NO - Repair harness or connector.
3. CHECK GROUND CIRCUIT





Check continuity between IPDM E/R harness connectors and ground.





Does continuity exist?
YES - Inspection End.
NO - Repair harness or connector.