PROCEDURE
|
1. |
CHECK DISPLAY SETTING |
(a) Reset display settings (contrast, brightness) and check that the screen appears normal.
OK:
The display returns to normal.
| OK | |
END |
| NG | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Touch Panel Switch does not Function
Poor Sound Quality in All Modes (Low Volume)Lost Communication with A/C ECU (U0164)
DESCRIPTION
DTC Code
DTC Detection Condition
Trouble Area
U0164
There is no communication from the air conditioning amplifier assembly.
Power source or inside air conditioning ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" ...