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 a indicator on the A/C control assembly starts blinking to warn the driver.
When this occurs, check for compressor lock (DTC 22) using DTC 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 the diagram below, it is possible to enter the diagnosis check mode.