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Pinpoint Test D: A Single Power Window Is Inoperative - Passenger Rear

WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
  1. D1 CHECK THE OPERATION FROM THE DRIVER WINDOW CONTROL SWITCH 
    • Key in ON position.
    • Operate the rear passenger windows from the driver window control switch.
    • Do the rear passenger windows operate from the driver window control switch? 

    Yes  : VERIFY the window lock button is OFF. If the button is OFF, GO to  D6.

    No  : GO to D2.

  2. D2 CHECK THE DOWN INPUT TO THE REAR PASSENGER WINDOW MOTOR 
    • Key in OFF position.
    • Disconnect: Rear Window Motor C703 (LH), C803 (RH).
    • Key in ON position.
    • While pressing the driver window control switch to the inoperative rear window in the down position, measure the voltage between LH rear passenger window motor C703-2 or RH rear passenger window motor C803-2, circuit 333 (YE/RD), harness side and ground.
      Fig 1: Checking The Down Input To The Rear Passenger Window Motor
      G04586035Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 

    Yes  : Go to  D7.

    No  : GO to D3.

  3. D3 CHECK THE DOWN INPUT TO THE REAR WINDOW CONTROL SWITCH 
    • Key in OFF position.
    • Disconnect: Rear Window Control Switch C701 (LH), C801 (RH).
    • Key in ON position.
    • While pressing the driver window control switch to the inoperative rear window in the down position, measure the voltage between LH rear passenger window control switch C701-5, circuit 316 (YE/LB) or RH rear passenger window control switch C801-5, circuit 320 (RD/BK), harness side and ground.
      Fig 2: Checking The Down Input To The Rear Window Control Switch
      G04586036Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 

    Yes  : GO to  D5.

    No  : GO to D4.

  4. D4 CHECK CIRCUITS 316 (YE/LB) AND 320 (RD/BK) FOR AN OPEN OR SHORT TO GROUND 
    • Key in OFF position.
    • Disconnect: Driver Window Control Switch C504a.
    • Measure the resistance between the inoperative rear window control switch, harness side and the driver window control switch, harness side; and between the inoperative rear window control switch, harness side and ground as follows:
      REAR PASSENGER & DRIVER DOOR CONTROL SWITCH REFERENCE

      Rear Passenger Door Control Switch Connector-Pin Circuit Driver Door Window Control Switch Connector - Pin Circuit
      C701-5 (LH) 316 (YE/LB) C504a-l 316 (YE/LB)
      C801-5 (RH) 320 (RD/BK) C504a-4 320 (RD/BK)
      Fig 3: Measuring Resistance Between Inoperative Rear Window Control Switch And Driver Window Control Switch
      G04586037Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the switches, and greater than 10,000 ohms between the switch and ground? 

    Yes  : INSTALL a new driver window control switch. TEST the system for normal operation.

    No  : REPAIR the circuit in question. TEST the system for normal operation.

  5. D5 CHECK CIRCUIT 334 (RD/YE) FOR AN OPEN 
    • Measure the resistance between the inoperative rear window control switch (LH) C701-6, (RH) C801-6, circuit 334 (RD/YE), harness side and the inoperative rear window motor (LH) C703-1, (RH) C803-1, circuit 334 (RD/YE), harness side.
      Fig 4: Measuring Resistance Between Inoperative Rear Window Control Switch And Inoperative Rear Window Motor
      G04586038Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 

    Yes  : INSTALL a new rear window control switch. TEST the system for normal operation.

    No  : REPAIR the circuit. TEST the system for normal operation.

  6. D6 CHECK CIRCUIT 170 (RD/LB) FOR AN OPEN 
    NOTE: Police vehicles have additional rear window disable in line connector between the driver window control switch and the RH and LH rear window control switches on circuit 170 (RD/LB). Make sure the window(s) are in the operational position when making measurements.
    • Key in OFF position.
    • Disconnect: Inoperative Rear Window Control Switch (LH) C701, (RH) C801.
    • Key in ON position.
    • Measure the voltage between inoperative rear window control switch (LH) C701-4, (RH) C801-4, circuit 170 (RD/LB), harness side and ground.
      Fig 5: Measuring Voltage Between Inoperative Rear Window Control Switch Circuit 170 (RD/LB), Harness Side And Ground
      G04586039Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 

    Yes  : INSTALL a new rear window control switch. TEST the system for normal operation.

    No  : REPAIR the circuit. TEST the system for normal operation.

  7. D7 CHECK CIRCUIT 333 (YE/RD) FOR AN OPEN OR SHORT TO GROUND 
    • Key in OFF position.
    • Disconnect: Inoperative Rear Window Control Switch (LH) C701, (RH) C801.
    • Measure the resistance between the inoperative rear window control switch (LH) C701-2, (RH) C801-2, circuit 333 (YE/RD), harness side and the inoperative rear window motor (LH) C703-2, (RH) C803-2, circuit 333 (YE/RD), harness side; and between the inoperative rear window control switch (LH) C701-2, (RH) C801-2, circuit 333 (YE/RD), harness side and ground.
      Fig 6: Checking Circuit 333 (YE/RD) For An Open Or Short To Ground
      G04586040Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the inoperative switch and motor, and greater than 10,000 ohms between the inoperative switch and ground? 

    Yes  : GO to D8.

    No  : REPAIR the circuit. TEST the system for normal operation.

  8. D8 CHECK CIRCUITS 317 (GY/OG) AND 319 (YE/BK) FOR AN OPEN OR A SHORT TO GROUND 
    • Disconnect: Driver Window Control Switch C504a.
    • Measure the resistance between the inoperative rear window control switch, harness side and the driver window control switch, harness side; and between the inoperative rear window control switch, harness side and ground as follows:
      REAR PASSENGER DOOR & DRIVER DOOR CONTROL SWITCH CONNECTOR REFERENCE

      Rear Passenger Door Control Switch Connector - Pin Circuit Driver Door Window Control Switch Connector - Pin Circuit
      C701-3 (LH) 317 (GY/OG) C504a-2 317 (GY/OG)
      C801-3 (RH) 319 (YE/BK) C504a-3 319 (YE/BK)
      Fig 7: Checking Circuits 317 (GY/OG) And 319 (YE/BK) For An Open Or A Short To Ground
      G04586041Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the inoperative rear window control switch and driver window control switch, and greater than 10,000 ohms between the inoperative rear window control switch and ground? 

    Yes  : GO to D9.

    No  : REPAIR the circuit(s) as necessary. TEST the system for normal operation.

  9. D9 CHECK THE REAR WINDOW CONTROL SWITCH AND DRIVER WINDOW CONTROL SWITCH FOR CORRECT OPERATION 
    • Check the inoperative rear window control switch and the driver window control switch. Refer to COMPONENT TESTING for schematic and connector information.
    • Do the inoperative rear window control switch and driver window control switch pass the component test? 

    Yes  : INSTALL a new rear window motor. REFER to WINDOW REGULATOR MOTOR - REAR DOOR . TEST the system for normal operation.

    No  : INSTALL a new window control switch as necessary. TEST the system for normal operation.

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