Component Tests and General Diagnostics

OPERATION:
Grounds of the engine control module.





TROUBLESHOOTING HINTS:
If there is incorrect or incomplete contact of the engine control module's ground line, the engine control module will not function correctly.





HARNESS INSPECTION:
STEP 1. Check for continuity in the ground circuit.
- Engine control module connector: Disconnected
OK: STOP
NG: Repair the harnesses. (46 - Ground, 58 - Ground)