Displaying & Reading Trouble Codes

Self-diagnosis Function
The climate control unit has a self-diagnosis function.

Running the Self-diagnosis Function
Turn the ignition switch ON (II), and after one minute, press both the AUTO and OFF buttons at the same time. While the buttons are pressed, indicator lights A, B, C, D, E, F and G respectively will come on to indicate a faulty component.

NOTE: In case of multiple problems, the respective indicator lights will come on. If indicator lights A, B, C, D, E and F come on at the same time, there may be an open in the common ground wire of the sensors.