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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Information System & Entertainment System) >> Diagnostic Tests >> Information and Entertainment System >> Pinpoint Tests >> Pinpoint Test I: The Audible Switch Feedback Is Inoperative >> Pinpoint Test I: The Audible Switch Feedback Is Inoperative

Pinpoint Test I: The Audible Switch Feedback Is Inoperative

WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
  1. I1 CHECK THE SWITCH DISPLAY 
    • Key in ON position.
    • Turn the ACM on.
    • Press the MENU button.
      • Fig 1: Checking Switch Display
      GF0004557Courtesy of FORD MOTOR CO.
    • Select the FEEDBACK tab.
    • Is NONE highlighted on the audible feedback settings? 
    1. YES  : SELECT ALL BUTTONS. TEST the system for normal operation.
    2. NO  : Go to  I2.
  2. I2 CHECK FOR CORRECT ACM OPERATION 
    • Disconnect all the ACM connectors.
    • Check for:
      • corrosion
      • damaged pins
      • pushed-out pins
    • Connect all the ACM connectors and make sure they seat correctly.
    • Operate the system and verify the concern is still present.
    • Is the concern still present? 
    1. YES  : INSTALL a new ACM. REFER to Audio Control Module (ACM) . TEST the system for normal operation.
    2. NO  : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test.
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