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Pinpoint Test D: The Luggage Compartment Door Is Inoperative Using The Remote Transmitter

  1. D1 CHECK IGNITION STATES 
    • Connect the diagnostic tool.
    • Monitor the GEM PIDS IGN___KEY, IGN___A, IGN___S, and IGN___R while cycling the ignition switch through the OFF, ACC, RUN, START and key out positions.
    • Do the PID values agree with the ignition switch positions? 
    • Yes  : GO to D2.
    • No  : refer to WARNING DEVICES for key-in-ignition warning chime concerns.
  2. D2 CHECK THE GEM PID LAST DATA RECEIVED FOR LUGGAGE COMPARTMENT 
    • Remove the ignition key from the ignition.
    • Connect the diagnostic tool.
    • Monitor the GEM PID LAST DATA RECEIVED while pressing and releasing the luggage compartment, panic, lock, and unlock buttons of the remote transmitter.
    • Does LAST DATA RECEIVED match the button presses of the remote transmitter? 
    • Yes  : GO to  D5.
    • No  : GO to D3.
  3. D3 CHECK THE BATTERIES IN THE REMOTE TRANSMITTER 
    • Install new batteries in the remote transmitter.
    • Connect the diagnostic tool.
    • Monitor the GEM FUNCTION TEST TIC/DATA while pressing the luggage compartment button on the remote transmitter.
    • Does LAST DATA RECEIVED match the button presses of the remote transmitter? 
    • Yes  : SYSTEM is OK. REPEAT the self-test. CLEAR the DTCs.
    • No  : GO to D4.
  4. D4 REPROGRAM THE REMOTE TRANSMITTERS TO THE GEM 
      NOTE: When carrying out the following procedure, it must be noted that all previous programmed remote transmitters will be erased. The customer needs to be informed that any remote transmitters not present during the programming mode will not operate the vehicle. All remote transmitters must be programmed at the same time.
    • Reprogram the remote transmitter to the GEM. Refer to REMOTE TRANSMITTER PROGRAMMING .
    • Connect the diagnostic tool.
    • Monitor the GEM FUNCTION TEST TIC/DATA while pressing the lock and unlock buttons on the remote transmitter.
    • Does LAST DATA RECEIVED match the button presses of the remote transmitter? 
    • Yes  : SYSTEM is OK. REPEAT the self-test. CLEAR the DTCs.
    • No  : PROGRAM a new remote transmitter to the vehicle. REFER to REMOTE TRANSMITTER PROGRAMMING . REPEAT the self-test. CLEAR the DTCs. If the problem still remains, INSTALL a new GEM and program the remote transmitters to the vehicle. refer to MULTIFUNCTION ELECTRONIC MODULE . REPEAT the self-test. CLEAR the DTCs.
  5. D5 CHECK THE GEM OUTPUT TO THE LUGGAGE COMPARTMENT 
    • Trigger the GEM active command RELEASE to ON and OFF.
    • Did the luggage compartment release? 
  6. D6 CHECK CIRCUIT 931 (OG) FOR OPEN 
    • Disconnect: Luggage Compartment Lid Release Relay.
    • Measure the voltage between luggage compartment lid release relay Pin 2, Circuit 931 (OG), harness side and ground; and between luggage compartment lid release relay Pin 5 Circuit 931 (OG), harness side and ground
      Fig 1: Checking Circuit 931 (OG) For Open
      G04026216Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 
    • Yes  : GO to D7.
    • No  : REPAIR Circuit 931 (OG). REPEAT the self-test. CLEAR the DTCs.
  7. D7 BYPASS THE GEM AND RELAY CONTROL 
    • Momentarily connect a 25A jumper wire between the luggage compartment lid release relay Pin 3 and Pin 5.
      Fig 2: Connecting 25A Jumper Wire Between Luggage Compartment Lid Release Relay Pin 3 And Pin 5
      G04026217Courtesy of FORD MOTOR CO.
    • Did the luggage compartment lid release? 
    • Yes  : GO to D8.
    • No  : GO to  D12.
  8. D8 CHECK LUGGAGE COMPARTMENT LID RELEASE RELAY 
    • Carry out the luggage compartment lid release relay. Refer to COMPONENT TESTING .
    • Is the luggage compartment lid release relay OK? 
    • Yes  : GO to D9.
    • No  : INSTALL a new luggage compartment lid release relay. REPEAT the self-test. CLEAR the DTCs.
  9. D9 CHECK CIRCUIT 599 (PK/LG) FOR SHORT TO POWER 
    • Disconnect: GEM C201c.
    • Measure the voltage between GEM C201c Pin 25, Circuit 599 (PK/LG), harness side and ground.
      Fig 3: Measuring Voltage Between GEM C201C Pin 25, Circuit 599 (PK/LG), Harness Side And Ground
      G04026218Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 
    • Yes  : REPAIR Circuit 599 (PK/LG). REPEAT the self-test. CLEAR the DTCs.
    • No  : GO to D10.
  10. D10 CHECK CIRCUIT 599 (PK/LG) FOR SHORT TO GROUND 
    • Measure the resistance between GEM C201c Pin 25, Circuit 599 (PK/LG), harness side and ground.
      Fig 4: Measuring Resistance Between GEM C201C Pin 25, Circuit 599 (PK/LG), Harness Side And Ground
      G04026219Courtesy of FORD MOTOR CO.
    • Is the resistance greater than 10,000 ohms? 
    • Yes  : GO to D11.
    • No  : REPAIR Circuit 599 (PK/LG). REPEAT the self-test. CLEAR the DTCs.
  11. D11 CHECK CIRCUIT 599 (PK/LG) FOR OPEN 
    • Measure the resistance between GEM C201c Pin 25, Circuit 599 (PK/LG), harness side and luggage compartment lid release relay Pin 1, Circuit 599 (PK/LG), harness side.
      Fig 5: Checking Circuit 599 (PK/LG) For Open
      G04026220Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : INSTALL a new GEM. refer to MULTIFUNCTION ELECTRONIC MODULE . REPEAT the self-test. CLEAR the DTCs.
    • No  : REPAIR Circuit 599 (PK/LG). REPEAT the self-test. CLEAR the DTCs.
  12. D12 CHECK CIRCUIT 84 (VT/YE) FOR SHORT TO POWER 
    • Disconnect: GEM C201c.
    • Measure the voltage between luggage compartment lid release relay Pin 3, Circuit 84 (VT/YE), harness side and ground.
      Fig 6: Checking Relay Power Supply
      G03890480Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 
    • Yes  : REPAIR Circuit 84 (VT/YE). REPEAT the self-test. CLEAR the DTCs.
    • No  : GO to D13.
  13. D13 CHECK CIRCUIT 84 (VT/YE) FOR OPEN 
    • Disconnect: Luggage Compartment Lid Release Solenoid C430.
    • Measure the resistance between luggage compartment lid release relay Pin 3, Circuit 84 (VT/YE), harness side and luggage compartment lid release solenoid C430 Pin 2, Circuit 84 (VT/YE), harness side.
      Fig 7: Checking Circuit 84 (VT/YE) For Open
      G04026222Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : GO to D14.
    • No  : REPAIR Circuit 84 (VT/YE). REPEAT the self-test. CLEAR the DTCs.
  14. D14 CHECK CIRCUIT 1205 (BK) FOR OPEN 
    • Measure the resistance between luggage compartment lid release solenoid C430 Pin 1, Circuit 1205 (BK), harness side and ground.
      Fig 8: Measuring Resistance Between Luggage Compartment Lid Release Solenoid C430 Pin 1, Circuit 1205 (BK), Harness Side And Ground
      G04026223Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : INSTALL a new luggage compartment lid release switch. REPEAT the self-test. CLEAR the DTCs.
    • No  : REPAIR Circuit 1205 (BK). REPEAT the self-test. CLEAR the DTCs.
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