Climate Control

DTC B1202: Climate Control Unit Internal Error

NOTE:
- Check the battery condition and the charging system.
- If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN system diagnosis test mode A.

1. Clear the DTC with the HDS.
2. Operate the climate control system in several modes.
3. Check for DTCs using the HDS.

Is DTC B1202 indicated?

YES - The climate control unit is faulty, replace the control unit.

NO - Intermittent failure, the climate control unit is OK at this time.