SYSTEM DIAGRAM
Communication Table
|
Transmitting ECU |
Receiving ECU |
Signal |
Communication Method |
|---|---|---|---|
|
Air Conditioning Control Assembly |
Air Conditioning Amplifier Assembly |
Rear window defogger switch signal |
LIN |
Parts Location
How To Proceed With TroubleshootingOn-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY OPERATION
(a) Apply the parking brake.
(b) Turn the ignition switch to ON.
(c) Depress the brake pedal and check that the engine starts when the shift lever
is in N or P, b ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT REAR SPEAKER ASSEMBLY
(a) With the speaker installed, check that there is no looseness or other abnormalities.
(b) Check that there is no foreign matter in the speaker, no tears on the speaker
cone or other abnormalities.
...
Lost Communication with A/C ECU (U0164)
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
U0164
No communication from the air conditioning amplifier continues.
Air conditioning amplifier branch wire or connect ...