Possible Causes
WARNING: This page is about a different variant/trim than selected.
| Possible Causes |
|---|
| (G31) AAT SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| (G31) AAT SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| (G931) AAT SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| AMBIENT AIR TEMPERATURE (AAT) SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
| BODY CONTROL MODULE (BCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .