Possible Causes
WARNING: This page is about a different car, the 2017 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| (G139) SUN SENSOR SIGNAL 2 CIRCUIT OPEN OR HIGH RESISTANCE |
| (G139) SUN SENSOR SIGNAL 2 CIRCUIT SHORTED TO ANOTHER CIRCUIT |
| (G939) SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| SUN SENSOR |
| HVAC MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .