Signal Circuit Inspection
- IG "OFF" & Disconnect IATS connector.
- IG "ON".
- Measure voltage between Pin No. 3 (signal) terminal of IATS harness connector and chassis ground.
Specification: Approx. 5V
- Is the measured voltage within specification?
YES
- Go to "GROUND CIRCUIT INSPECTION " procedure.
NO
- Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.