Diagnosis Procedure
1. CHECK POWER SEAT SWITCH LH GROUND CIRCUIT
System description
AUTOMATIC AIR CONDITIONER SYSTEM
WITH COLOR DISPLAY
WITH COLOR DISPLAY : Switches And Their Control F
WITH COLOR DISPLAY : Discharge Air Flow
WITH MONOCHROME DISPLAY
WITH MONOCHROME DISPLAY : Switches And Their Control Function
WITH MONOCHROME DISPLAY : Discharge Air Flow
...
HVAC branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the A/C auto amp. for
damage, bend and loose connection (unit
side and connector side).
2.CHECK HARNESS FOR OPEN CIRCUI ...
U122A AV control unit
DTC Logic
Diagnosis Procedure
1.PERFORM THE SELF-DIAGNOSIS
When U122A is detected, write configuration data with "MULTI AV" of CONSULT.
U122E AV CONTROL UNIT
DTC Logic
DTC DETECTION LOGIC
...