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Pinpoint Test F: The Roof Opening Panel Does Not Open Or Close In Vent Position

WARNING: This page is about a different car, the 2008 Mercury Sable, 2008 Ford Taurus X, and 2008 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.
  1. F1 CHECK THE MOTOR/MODULE FOR INITIALIZATION 
    • Attempt to carry out the roof opening panel motor initialization procedure. Refer to Roof Opening Panel Motor Initialization .
    • Is the concern still present, or does the roof opening panel motor fail to initialize? 
    1. YES  : Go to  F2.
    2. NO  : The system is operating normally at this time. The roof opening panel motor was not initialized.
  2. F2 CHECK THE ROOF OPENING PANEL SWITCH 
    • Key in OFF position.
    • Disconnect: Roof Opening Panel Switch
    • Carry out the Roof Opening Panel Switch Component Test. Refer to appropriate COMPONENT TESTING article.
    • Is the roof opening panel switch OK? 
    1. YES  : Go to  F3.
    2. NO  : INSTALL a new roof opening panel switch. TEST the system for normal operation.
  3. F3 CHECK CIRCUIT CPR38 (WH/BU) FOR AN OPEN 
    • Measure the resistance between overhead console C930-2, circuit CPR38 (WH/BU), and roof opening panel motor/module C921-4, circuit CPR38 (WH/BU) harness side.
      • Fig 1: Measuring Resistance
      GF0045526Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    1. YES  : CHECK the overhead console jumper harness for loose pins, an open or a short in circuit CPR38 (WH/BU) between the roof opening panel switch socket and overhead console C930-2. If the overhead console jumper harness is not OK, INSTALL a new overhead console jumper harness and TEST the system for normal operation. If the overhead console jumper harness is OK, go to  F4 .
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  4. F4 CHECK CIRCUIT CPR40 (YE/OG) FOR AN OPEN 
    • Measure the resistance between overhead console C930-3, circuit CPR40 (YE/OG), and roof opening panel motor/module C921-10, circuit CPR40 (YE/OG) harness side.
      • Fig 2: Measuring Resistance
      GF0045524Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    1. YES  : CHECK the overhead console jumper harness for loose pins, an open or a short in circuit CPR40 (YE/OG) between the roof opening panel switch socket and overhead console C930-3. If the overhead console jumper harness is not OK, INSTALL a new overhead console jumper harness and TEST the system for normal operation. If the overhead console jumper harness is OK, go to  F5 .
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  5. F5 CHECK THE ROOF OPENING PANEL MOTOR/MODULE FOR CORRECT OPERATION 
    • Disconnect all roof opening panel motor/module connectors.
    • Check for:
      • corrosion.
      • bent pins.
      • pushed-out pins.
    • Connect all roof opening panel motor/module 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 roof opening panel motor/module. REFER to Roof Opening Panel Motor . TEST the system for normal operation.
    2. NO  : The system is operating correctly at this time. Concern may have been caused by a loose or corroded connector. TEST the system for normal operation.
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