Operation CHARM: Car repair manuals for everyone.

A/C And AV Switch Assembly Self-Diagnosis




SELF-DIAGNOSIS FUNCTION

A/C and AV Switch Assembly Self-Diagnosis

A/C and AV switch assembly self-diagnosis function

The ON/OFF operation (continuity) of each switch in the A/C and AV switch assembly can be checked.
Self-diagnosis mode






- Press the "BACK" switch and the "UP" switch within 10 seconds after turning the ignition switch from OFF to ACC and hold them for
3 seconds or more. Then the buzzer sounds, all indicators of the preset switch illuminate, and the self-diagnosis mode starts.
- The continuity of each switch and control dials (A/C and AV switch assembly only) at the ON position can be checked by pressing each switch and turning each control dial. The buzzer sounds and
LED's will illuminate if the switch is normal.
Finishing self-diagnosis mode
Self-diagnosis mode is canceled when turning the ignition switch OFF.