Displaying & Reading Trouble Codes

General Troubleshooting Information

How to Retrieve a DTC
The climate control unit has a self-diagnosis function.

Running the Self-diagnosis Function
1. Turn the ignition switch ON (II).




2. Press the AUTO button and then the OFF button. Continue to hold both buttons down for 1 minute.

If there is any abnormality in the system, the temperature indicator will light up the segment (A through N) corresponding to the error. The temperature indicator will then alternate every second between displaying "88" (all segments lit) and the error code segment (A through N).

NOTE: The system will only display the DTC when the AUTO and OFF buttons are pressed. If you release the buttons, the display will go blank. To return the display, simply press the AUTO then the OFF buttons again.

Temperature Indicator:

To determine the meaning of the DTC, refer to the DTC Troubleshooting Index. If there is no abnormality, the segments will not light up.


General Troubleshooting Information

How to Retrieve a DTC
The Rear Heater-A/C Control Panel-Unit has a self-diagnosis function.




Running the Self-diagnosis Function
1. Turn the fan switch OFF.
2. Turn the ignition switch ON (II).
3. Turn the rear A/C manual switch ON.
4. Press the vent switch and then the heat switch. Continue to hold both switches down until the vent indicator light comes on for two seconds, then it will blink the Diagnostic Trouble Code (DTC) to indicate a faulty component. If no DTC's are found, the indicator light will not blink after the initial two seconds light.