Check open in harness
WARNING: This page is about a different variant/trim than selected.
- IG "OFF". Disconnect IATS connector and then IG "ON".
- Measure voltage between signal terminal of IATS harness connector and chassis ground. (Measurement "A")
- Measure voltage between signal and ground terminals of IATS harness connector. (Measurement "B")
Specification: Voltage difference between measurement "A" and "B" is below 200 mV.
- Is the measured voltage within specification?
YES
- Go to "Component Circuit Inspection" procedure.
NO
- Repair contact resistance or open in harness. go to "VERIFICATION OF VEHICLE REPAIR " procedure.