How to Use the Self-Diagnostic Function with the HDS

WARNING: This page is about a different variant/trim than selected.

NOTE: This method is only available if the HDS can communicate with the climate control unit.

1. Make sure the vehicle is in the OFF (LOCK) mode.

3. Turn the vehicle to the ON mode.

4. Make sure the HDS communicates with the vehicle and the climate control unit. If it does not, go to the DLC circuit troubleshooting

5. Select Body Electrical in the System Selection Menu.

6. Select HVAC in the Body Electrical.

7. Select Function Test in the Test Mode Menu.

8. Select Climate Control Unit Self Test in the Function Test. Check for DTCs. If any DTCs are indicated, write down the DTCs, then go to the indicated DTC troubleshooting.

NOTE:

After troubleshooting, clear the DTCs with the HDS.
For specific operations, refer to the user's manual that came with the HDS.