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Pinpoint Test E: No Sound From All Of The Speakers

  1. E1 CHECK FOR AUDIO UNIT OPERATION 
    • Key in ON position.
    • Turn the audio unit on.
    • Does the audio unit display illuminate? 
    1. Yes:  GO to E2.
    2. No:  Go To PINPOINT TEST A: THE AUDIO UNIT IS INOPERATIVE/DOES NOT OPERATE CORRECTLY  .
  2. E2 CHECK THE SPEAKER OPERATION 
    • Check the operation of all speakers.
    • Are all speakers inoperative? 
    1. Yes:  REMOVE the audio unit and SEND it to an authorized Ford audio system repair facility. TEST the system for normal operation.
    2. No:  Go To PINPOINT TEST D: NO SOUND FROM ONE OR MORE OF THE SPEAKERS - NOT ALL SPEAKERS  .