W/Harness Inspection

P0117 Engine Coolant Temperature Circuit Low Input

Inspection/Repair - W/Harness Inspection

Signal Circuit Inspection

1. Ignition "OFF"
2. Disconnect ECTS connector.
3. Measure the resistance between signal terminal of ECTS harness connector and chassis ground.

Specification : Infinite




4. Is resistance within the specification?






Terminal and Connector inspection

1. Many malfunctions in the electrical system are caused by poor harness(es) and terminals. Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
3. Has a problem been found?