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Pinpoint Test E: The Roof Opening Panel Does Not Open Or Close

WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
  1. E1 THE ROOF OPENING PANEL DOES NOT OPEN OR CLOSE 
    • Key in OFF position.
    • Disconnect: Roof Opening Panel Unit C919.
    • Key in ON position.
      • Fig 1: Checking Circuit For Voltage
      GF0023877Courtesy of FORD MOTOR CO.
    • Measure the voltage between roof opening panel unit C919-1, circuit 1173 (BN/OG), harness side and ground.
    • Is the voltage greater than 10 volts? 
    1. YES  : Go to  E2
    2. NO  : VERIFY the smart junction box (SJB) fuse 11 (15A) is OK. If OK, REPAIR the circuit. TEST the system for normal operation.
  2. E2 CHECK CIRCUIT 57 (BK) FOR AN OPEN 
    • Key in OFF position.
      • Fig 2: Checking Circuit For Open
      GF0023878Courtesy of FORD MOTOR CO.
    • Measure the resistance between roof opening panel unit C919-2, circuit 57 (BK), harness side and ground.
    • Is the resistance less than 5 ohms? 
    1. YES  : Go to  E3
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  3. E3 CHECK CIRCUIT (DB) FOR POWER 
    • Key in OFF position.
    • Disconnect: Roof Opening Panel Module Connector
    • Key in ON position.
      • Fig 3: Checking Circuit For Voltage
      GF0023879Courtesy of FORD MOTOR CO.
    • Measure the voltage between the roof opening panel module connector, pin 6, circuit (DB), harness side and ground.
    • Is the voltage greater than 10 volts? 
    1. YES  : Go to  E4.
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  4. E4 CHECK CIRCUIT (BK) FOR AN OPEN 
    • Key in OFF position.
      • Fig 4: Checking Circuit For Open
      GF0023880Courtesy of FORD MOTOR CO.
    • Measure the resistance between the roof opening panel module connector, pin 4, circuit (BK), harness side and ground.
    • Is the resistance less than 5 ohms? 
    1. YES  : Go to  E5.
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  5. E5 CHECK POWER TO THE ROOF OPENING PANEL MOTOR - CIRCUIT (OG) 
    • Connect: Roof Opening Panel Module Connector
    • Disconnect: Roof Opening Panel Motor Connector
    • Key in ON position.
      • Fig 5: Checking Circuit For Voltage
      GF0023881Courtesy of FORD MOTOR CO.
    • While pressing the roof opening panel switch to the OPEN position, measure the voltage between the roof opening panel motor connector, pin 3, circuit (OG), harness side and ground.
    • Is the voltage greater than 10 volts? 
    1. YES  : Go to  E8.
    2. NO  : Go to  E6.
  6. E6 CHECK CIRCUIT (OG) FOR AN OPEN 
    • Key in OFF position.
    • Disconnect: Roof Opening Panel Module Connector
      • Fig 6: Checking Circuit For Open
      GF0023882Courtesy of FORD MOTOR CO.
    • Measure the resistance between the roof opening panel motor connector, pin 3, circuit (OG), harness side and the roof opening panel module connector, pin 8, circuit (OG), harness side.
    • Is the resistance less than 5 ohms? 
    1. YES  : Go to  E7.
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  7. E7 CHECK CIRCUIT (OG) FOR A SHORT TO GROUND 
      Fig 7: Checking Circuit For Ground
      GF0023883Courtesy of FORD MOTOR CO.
    • Measure the resistance between the roof opening panel motor connector, pin 3, circuit (OG), harness side and ground.
    • Is the resistance greater than 10,000 ohms? 
    1. YES  : Go to  E11.
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  8. E8 CHECK VOLTAGE TO THE ROOF OPENING PANEL MOTOR - CIRCUIT (RD) 
      Fig 8: Checking Circuit For Voltage
      GF0023884Courtesy of FORD MOTOR CO.
    • While pressing the roof opening panel switch to the CLOSED position, measure the voltage between the roof opening panel motor connector, pin 1, circuit (RD), harness side and ground.
    • Is the voltage greater than 10 volts? 
    1. YES  : INSTALL a new roof opening panel motor. REFER to Roof Opening Panel Motor . TEST the system for normal operation.
    2. NO  : Go to  E9.
  9. E9 CHECK CIRCUIT (RD) FOR AN OPEN 
    • Key in OFF position.
    • Disconnect: Roof Opening Panel Module Connector
      • Fig 9: Checking Circuit For Open
      GF0023885Courtesy of FORD MOTOR CO.
    • Measure the resistance between the roof opening panel module connector, pin 7, circuit (RD), harness side and the roof opening panel motor connector, pin 1, circuit (RD), harness side.
    • Is the resistance less than 5 ohms? 
    1. YES  : Go to  E10.
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  10. E10 CHECK CIRCUIT (RD) FOR A SHORT TO GROUND 
      Fig 10: Checking Circuit For Short To Ground
      GF0023886Courtesy of FORD MOTOR CO.
    • Measure the resistance between the roof opening panel motor connector, pin 1, circuit (RD), harness side and ground.
    • Is the resistance greater than 10,000 ohms? 
    1. YES  : Go to  E11.
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
  11. E11 CHECK THE ROOF OPENING PANEL SWITCH 
    • Disconnect: Roof Opening Panel Switch Connector
      • Fig 11: Checking Roof Opening Panel Switch
      GF0023887Courtesy of FORD MOTOR CO.
    • Measure the resistance between the roof opening panel switch pins 2 and 3, component side while pressing the roof opening panel switch to the CLOSED position; and between the roof opening panel switch pins 1 and 2, component side while pressing the roof opening panel switch to the OPEN position.
    • Are the resistances less than 5 ohms?  
    1. YES  : Go to  E12.
    2. NO  : INSTALL a new roof opening panel switch. TEST the system for normal operation.
  12. E12 CHECK CIRCUIT (VT) FOR AN OPEN 
    • Disconnect: Roof Opening Panel Module Connector
    • Connect: Roof Opening Panel Switch Connector
      • Fig 12: Checking Circuit For Open
      GF0023888Courtesy of FORD MOTOR CO.
    • Measure the resistance between the roof opening panel module connector, pin 3, circuit (VT), harness side and ground while pressing the roof opening panel switch to the CLOSED position.
    • Is the resistance less than 5 ohms? 
    1. YES  : Go to  E13.
    2. NO  : REPAIR the circuit. TEST the system for normal operation
  13. E13 CHECK CIRCUIT (WH) FOR AN OPEN 
      Fig 13: Checking Circuit For Open
      GF0023889Courtesy of FORD MOTOR CO.
    • Measure the resistance between the roof opening panel module connector, pin 2, circuit (WH), harness side and ground while pressing the roof opening panel switch to the OPEN position.
    • Is the resistance less than 5 ohms? 
    1. YES  : INSTALL a new roof opening panel module. REFER to Roof Opening Panel Module . TEST the system for normal operation.
    2. NO  : REPAIR the circuit. TEST the system for normal operation.
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