Heating
General Troubleshooting InformationHow to Use the Self-diagnostic Function
The heater control panel has a self-diagnostic function for heating and ventilation system. To run the self-diagnostic function, do the following:
1. Turn the ignition switch to LOCK (0).
2. Press and hold the recirculation control and rear window defogger buttons, and turn the ignition switch to ON (II).
3. Recirculation indicator turns on for 2 seconds, then self-diagnostic function begins.
NOTE:
- The blower motor will run at any speed regardless of the dial positioning.
- In the case of multiple problems, the recirculation indicator will blink the lowest number DTC only.
- If no DTCs are found, the indicator will not blink.
Clear the DTCs
When the problem is repaired. DTCs will be automatically clear.