Possible Causes
| Possible Causes |
|---|
| (G39) SUN SENSOR NO. 1 SIGNAL CIRCUIT OPEN |
| (G39) SUN SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| (G939) SUN SENSOR RETURN CIRCUIT OPEN |
| SUN SENSOR |
| A/C HEATER CONTROL |
NOTE:
This DTC must be active for the results of this test to be valid. Do not perform this test if this DTC is stored. Refer to HVAC SYSTEM TEST (ATC) for stored DTC test procedures.