Component Inspection

P0624 Fuel Cap Lamp Control Circuit

Inspection/Repair - Component Inspection

Component Inspection

1. IG "OFF".
2. Disconnect PCM harness connector.
3. Short terminal 53/C01-1 (94/C01) of PCM (ECM) harness connector to ground.
A. Specification : Fuel filler cap lamp ON.












4. Is the Fuel filler cap warning lamp turned on normally?
YES
1) Substitute with a known - good PCM and check for proper operation.
If the problem is corrected, replace PCM and go to "Verification of Vehicle Repair" procedure.

CAUTION:
There is a memory reset function on scantool that can erase optional parts automatically detected and memorized by PCM.
Before or after testing PCM on the vehicle, use this function to reuse the PCM on the others

NO
1) Substitute with a known - good instrument cluster and check for proper operation.
If the problem is corrected, replace instrument cluster and go to "Verification of Vehicle Repair" procedure.