Malfunction With Radio And Cd (BOSE System)

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

RADIO AND CD (BOSE SYSTEM)

Symptom	Possible cause
Inoperative	Audio unit power circuit check. Refer to "POWER SUPPLY CIRCUIT INSPECTION ". AV switch check (with NAVI) Refer to "AV SWITCH SELF-DIAGNOSIS FUNCTION (WITH NAVI) ". If above check is OK. replace audio unit. Refer to "AUDIO UNIT ".
Steering switch does not operate	Steering switch check. Refer to "STEERING SWITCH CHECK (WITHOUT BLUETOOTH OR NAVI) ", "STEERING SWITCH CHECK (WITH BLUETOOTH AND WITHOUT NAVI) ", or "STEERING SWITCH CHECK (WITH NAVI) ". Audio communication line check (with navigation system). Refer to "AUDIO COMMUNICATION LINE CHECK (BETWEEN DISPLAY CONTROL UNIT AND AUDIO UNIT) ". If above check is OK. replace audio unit. Refer to "AUDIO UNIT ".
Audio screen is not shown	Display unit check. Refer to "SELF-DIAGNOSIS MODE " (without navigation system). "SELF-DIAGNOSIS MODE (DCU) " (with navigation system).
All speakers do not sound	Audio unit Audio unit power circuit check. Refer to "POWER SUPPLY CIRCUIT INSPECTION ". BOSE speaker amp. ON signal BOSE speaker amp. ground circuit BOSE speaker amp.
One or several speakers do not sound	Front door speaker check. Refer to "SOUND IS NOT HEARD FROM FRONT DOOR SPEAKER OR TWEETER (BOSE SYSTEM) ". Rear door speaker check. Refer to "SOUND IS NOT HEARD FROM REAR DOOR SPEAKER (BOSE SYSTEM) ". Subwoofer check. Refer to "SOUND IS NOT HEARD FROM SUBWOOFERS (BOSE SYSTEM) ".
Poor sound	Audio unit BOSE speaker amp. Speaker
Noisy	Audio unit BOSE speaker amp. Electrical equipment (generator, bonding wire, etc.)