Description of on-Board Diagnostics

Description:

While in the diagnostic mode, it is possible to check different system parameters circuits or systems. This is done by pressing the fan "up" or fan "down" button. Once the parameter to be checked has been chosen, the fan "AUTO" button is pressed and a diagnostic value is displayed on the LCD. A list of system parameters and their normal operating ranges can be found in Figure 3.

For further diagnosis of electronic automatic air conditioning system DTC(s), refer to the diagnostic charts in this system. Testing and Inspection
To exit diagnostics, change to a different electronic automatic air conditioning system mode.