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Home >> Infiniti >> 2011 >> M56 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 195 (Audio, Visual, Navigation System (Base Audio)) >> Symptom Diagnosis >> Audio System >> Symptom Table >> Audio System
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Audio System

WARNING: This page is about a different car, the 2013 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
Symptoms Check items Probable malfunction location
The disk cannot be removed. Audio unit Malfunction in audio unit.
Refer to "REMOVAL AND INSTALLATION ".
No sound comes out or the level of the sound is low. No sound from all speakers.
Only a certain speaker (front tweeter LH, front tweeter RH, front door speaker LH, front door speaker RH, rear door speaker LH, rear door speaker RH) does not output sound.
Noise is mixed with audio. Noise comes out from all speakers. Malfunction in audio unit.
Refer to "REMOVAL AND INSTALLATION ".
Noise comes out only from a certain speaker (front tweeter LH, front tweeter RH, front door speaker LH, front door speaker RH, rear door speaker LH, rear door speaker RH).
Noise is mixed with radio only (when the vehicle hits a bump or while driving over bad roads) Poor connector connection of antenna or antenna feeder.
Refer to "LOCATION OF AUDIO ANTENNA SYSTEM COMPONENT ".
No radio reception or poor reception.
  • Other audio sounds are normal.
  • Any radio station cannot be received or poor reception is caused even after moving to a service area with good reception (e.g. a place with clear view and no obstacles generating external noises).
  • Rod antenna is not fully connected to antenna base.
  • Antenna base/rod connection (thread zone) has foreign material or corrosion inside.
  • Poor connector connection of antenna or antenna feeder.

Refer to "LOCATION OF AUDIO ANTENNA SYSTEM COMPONENT ".
Buzz/rattle sound from speaker The majority of buzz/rattle sounds are not indicative of an issue with the speaker, usually something nearby the speaker is causing the buzz/rattle. Refer to "SQUEAK AND RATTLE TROUBLE DIAGNOSES ".