PROCEDURE
|
1. |
CHECK AUDIO SETTINGS |
(a) Display the "Sound Settings" screen.
(b) Set volume, fader and balance to the initial values and check that sound is normal.
OK:
Audio system returns to normal.
HINT:
Sound quality adjustment measures vary according to the type of amplifier.
| OK | |
END |
| NG | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Noise Occurs
Sound Quality is Bad Only when CD is Played (Volume is Too Low)IG Signal Circuit
DESCRIPTION
This circuit detects whether the ignition switch is ON or off, and sends this
information to the main body ECU (multiplex network body ECU).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the fol ...
Extension Module Malfunction (B1552,B158A,B15BA)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the extension module.
DTC Code
DTC Detection Condition
Trouble Area
B1552
Internal malfunction of the extension module
Stereo component tuner assembly
...
AVC-LAN Circuit
DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication bus)
transfers the switch signals using the AVC-LAN.
If a short to +B or short to ground occurs in the AVC-LAN, the navigation system
will not function normally because communication is not possible.
WIRING ...