Possible Causes
| Possible Causes |
|---|
| (G139) SUN SENSOR SIGNAL 2 CIRCUIT SHORTED TO GROUND |
| (G139) SUN SENSOR SIGNAL 2 CIRCUIT SHORTED TO ANOTHER CIRCUIT |
| SUN SENSOR |
| HVAC MODULE |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to HVAC PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .