DTC A

DTC indicator A: Climate Control Unit Internal Error

NOTE: Check the battery condition and the charging system.

1. Turn the ignition switch to LOCK (0) and then to ON (II).
2. Do the self-diagnostic function with the climate control.
3. Check for DTCs.

Is DTC A indicated?

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

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