Your Vehicle: 2009 Nissan-Datsun Altima V6-3.5L (VQ35DE)
 
Vehicle » Accessories and Optional Equipment » Radio, Stereo, and Compact Disc » Testing and Inspection » Component Tests and General Diagnostics » Amp On Signal Circuit » Bose Audio Without Navigation  
 
 
  Bose Audio Without Navigation  
 

AMP ON SIGNAL CIRCUIT

Description

When the audio system is turned on, a voltage signal is supplied from the audio unit to the BOSE speaker amp. When this signal is received, the BOSE speaker amp. will turn on.

AMP ON SIGNAL CIRCUIT

Diagnosis Procedure

1.CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)

  1. Turn audio system ON.

  

  1. Check voltage between BOSE speaker amp. harness connector B121 terminal 60 and ground.

60 - Ground : More than approx. 6.5 V

Is voltage greater than 6.5V?
YES >> Inspection End.
NO >> GO TO 2
2.CHECK AMP ON SIGNAL (AUDIO UNIT)

  

Check voltage between audio unit harness connector M43 terminal 1 and ground.

1 - Ground : More than approx. 6.5 V

Is voltage greater than 6.5V?
YES >> Repair harness or connector.
NO >> Replace audio unit. Refer to See: Radio/Stereo\Service and Repair\Audio Unit\Bose Audio Without Navigation.