Description of On-Board Diagnostics

DESCRIPTION AND OPERATION





1. Warning for A/C compressor lock
If compressor lock occurs during A/C operation, the A/C switch indicator on the A/C control assembly starts blinking When this occurs, check for compressor lock (DTC B1422) using diagnosis trouble code check then proceed to inspect the circuit or the component.





2. LIST OF OPERATION METHODS
By operating each of the A/C control switches as shown in the diagram below, it is possible to enter the diagnosis check mode.