W/Harness Inspection

Signal Circuit Inspection

1. Ignition "OFF"
2. Disconnect PCM and IAT sensor connector
3. Measure the resistance between signal terminal of IATS 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?