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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 111 (Information Center - Instrument Cluster (Ic), Message Center, & Warning Chimes) >> Diagnostic Tests >> Instrument Cluster (Ic), Message Center And Warning Chimes >> Pinpoint Tests >> Pinpoint Test AG: The TRUNK AJAR Message Is Inoperative/Always On >> Pinpoint Test Ag: The Trunk Ajar Message Is Inoperative/Always On

Pinpoint Test Ag: The Trunk Ajar Message Is Inoperative/Always On

WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
  1. AG1 CHECK THE DOOR AJAR WARNING OPERATION 
    • Key in ON position.
    • Close all the doors.
    • Open the driver door while monitoring the message center.
    • Does the message center display DOOR AJAR? 
    1. YES  : Go to  AG2.
    2. NO  : Go to Pinpoint Test AF .
  2. AG2 RETRIEVE THE RECORDED DTCs FROM BOTH THE CONTINUOUS AND ON-DEMAND LCM SELF-TESTS 
    • Retrieve the recorded LCM DTCs from the continuous and on-demand self-tests.
    • Is DTC B1334 retrieved? 
    1. YES  : REFER to INTERIOR LIGHTING article.
    2. NO  : Go to  AG3.
  3. AG3 CHECK THE OPERATION OF THE LUGGAGE COMPARTMENT LAMP 
    • Open and close the luggage compartment lid and monitor the luggage compartment lamp.
    • Does the luggage compartment lamp operate with the luggage compartment lid open and turn off with the luggage compartment lid closed? 
    1. YES  : Go to  AG4.
    2. NO  : REFER to INTERIOR LIGHTING article.
  4. AG4 CHECK FOR CORRECT LCM OPERATION 
    • Disconnect all the LCM connectors.
    • Check for:
      • corrosion
      • damaged pins
      • pushed-out pins
    • Connect all the LCM 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 LCM. REFER to MULTIFUNCTION ELECTRONIC MODULES article. 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.
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