HINT
* MOST network cannot be established.
* Errors may occur in MOST communication between devices due to problems such as electrical noise.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1. CONFIRM MODEL
(a) Choose the model to be inspected.
Result:
B -- CHECK MOST LINE CHECK
A -- Continue to next step.
2. CONFIRM SYMPTOMS
(a) Engine switch off.
(b) Turn the engine switch on (ACC) and check if the audio system activates and if the speakers operate.
HINT
* Choose a source such as radio so that sound can be output from the speakers.
* If sound from the speakers is low, turn up the volume.
Result:
HINT
* If a short occurs in a speaker circuit, the sound from the corresponding speaker will be low or almost impossible to hear. If the
volume is turned up in this situation, to prevent excessive current flow due to the short circuit, the stereo component amplifier
assembly stops operating when its output exceeds a certain level. When the operation of the stereo component amplifier
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