Harness Inspection

Engine Coolant Temperature Sensor Harness Inspection:

Step 1

Engine Coolant Temperature Sensor Harness Inspection:

Step 2

Engine Coolant Temperature Sensor Harness Inspection:

Step 3

TROUBLESHOOTING HINT
If the fast idle speed is inadequate or the engine emits dark smoke during engine warm up operation, the engine coolant temperature sensor may be faulty.