Check IATS Performance
- IG KEY "OFF".
- Disconnect IATS connector.
- Measure resistance between Pin No. 3(temp) terminal and Pin No. 4(ground) terminal of the IATS. (Component Side)
Specification: Approx. 2.2 kΩ at 25°C(77°F)
- Is the measured Value within specification?
YES
- Go to "Verification Of Vehicle Repair " procedure.
NO
- Carefully re-do this troubleshooting guide steps.
- If no problems were found with the circuits or connectors, replace the BPS and go to "Verification Of Vehicle Repair " procedure.