How to Use the Self-Diagnostic Function without the HDS

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

Button	Button Name
Courtesy of HONDA, U.S.A., INC.	AUTO button
Courtesy of HONDA, U.S.A., INC.	ON/OFF button
Courtesy of HONDA, U.S.A., INC.	REAR WINDOW DEFOGGER/MIRROR DEFOGGER button
Courtesy of HONDA, U.S.A., INC.	RECIRCULATION button
Courtesy of HONDA, U.S.A., INC.	WINDSHIELD DEFROST button

The climate control unit has a self-diagnostic function. To run the self-diagnostic function, do the following:

1. Turn the vehicle to the OFF (LOCK) mode and then the ON mode. Press and hold the ON/OFF button, then within 10 seconds press and release the REAR WINDOW DEFOGGER/MIRROR DEFOGGER button five times. Release the ON/OFF button, then the self-diagnostic function begins.

NOTE:

The blower motor should run at various speeds when in the self-diagnostic mode.
If there are any problems in the system, the A/C Error Display screen will indicate them. Select the previous/next icon to confirm the DTCs. To determine the meaning of the indication, refer to the table that follows.
If there are no problems detected, The error status shows Normal, and The number of Errors indicates "0".

Courtesy of HONDA, U.S.A., INC.

Canceling the Self-Diagnostic Function

3. Turn the vehicle to the OFF (LOCK) mode to cancel the self-diagnostic function. After completing repair work, run the self-diagnostic function again to make sure that there are no other DTCs.