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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1701 (Glass, Frames And Mechanisms) >> Diagnosis And Testing >> Glass, Frames and Mechanisms >> Pinpoint Tests >> Pinpoint Test F: A Single Power Window Is Inoperative, LH Or RH Rear - Zephyr >> PINPOINT TEST F: A SINGLE POWER WINDOW IS INOPERATIVE, LH or RH REAR - ZEPHYR

PINPOINT TEST F: A SINGLE POWER WINDOW IS INOPERATIVE, LH or RH REAR - ZEPHYR

WARNING: This page is about a different car, the 2006 Mercury Milan, 2006 Lincoln Zephyr, and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
  1. F1 CHECK THE VOLTAGE TO THE LH REAR OR RH REAR WINDOW CONTROL SWITCH 
    • Disconnect: Inoperative Rear Window Control Switch C701 (LH) or C819 (RH).
    • Key in ON position.
      • NOTE: Set the LH front window lock switch to the UNLOCK position.
    • Measure the voltage between the inoperative rear window connector and ground:
      • For the RH rear window control switch, measure the voltage between RH rear window control switch C819-3, circuit CPW14 (VT/WH), harness side and ground.
      • For the LH rear window control switch, measure the voltage between C701-3, circuit CPW14 (VT/WH), harness side and ground.
        Fig 1: Checking Voltage To LH Rear Or RH Rear Window Control Switch
        G04683569Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 

    Yes  : GO to  F4.

    No  : GO to F2.

  2. F2 CHECK THE VOLTAGE TO THE LH FRONT WINDOW CONTROL SWITCH 
    • Disconnect: LH Front Window Control Switch C535B.
    • Measure the voltage between the LH front window control switch C504B-3, circuit CPW30 (GY/YE), and ground.
      Fig 2: Checking Voltage To LH Front Window Control Switch
      G04683570Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 

    Yes  : GO to F3.

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

  3. F3 CHECK FOR OPEN IN CIRCUIT CPW14 (VT/WH) 
    • Key in OFF position.
    • Measure the resistance between the inoperative rear window connector and the LH front window control switch connector.
      • For the RH rear window control switch, measure the resistance between the RH window control switch C819-3, circuit CPW14 (VT/WH), harness side and LH front window control switch C535B-4, circuit CPW14 (VT/WH), harness side.
      • For the LH rear window control switch, measure the resistance between the LH window control switch C701-3, circuit CPW14 (VT/WH), harness side and LH front window control switch C535B-4, circuit CPW14 (VT/WH), harness side.
        Fig 3: Checking For Open In Circuit CPW14 (VT/WH)
        G04683571Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 

    Yes  : INSTALL a new LH front window control switch. REFER to WINDOW CONTROL SWITCH . TEST the system for normal operation.

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

  4. F4 CHECK THE GROUNDS TO THE INOPERATIVE REAR WINDOW CONTROL SWITCH 
    • Key in OFF position.
    • Measure the resistance between the inoperative window control switch and ground:
      • For the RH rear window control switch, measure the resistance between RH rear window control switch C819-1, circuit CPW17 (BN/GN), harness side and ground; and between RH rear window control switch C819-6, circuit CPW18 (GY/VT), harness side and ground.
      • For the LH rear window control switch, measure the resistance between LH rear window control switch C701-1, circuit CPW15 (YE), harness side and ground; and between LH rear window control switch C701-6, circuit CPW16 (BU/OG), harness side and ground.
        Fig 4: Checking Grounds To Inoperative Rear Window Control Switch
        G04683572Courtesy of FORD MOTOR CO.
    • Are the resistances less than 5 ohms? 

    Yes  : GO to  F7.

    No  : GO to F5

  5. F5 CHECK THE CIRCUITS TO THE INOPERATIVE REAR WINDOW CONTROL SWITCH FOR AN OPEN 
    • Key in OFF position.
    • Disconnect: LH Front Window Control Switch C535B.
    • For an inoperative LH rear power window, measure the resistance between LH front window control switch C535B-1, circuit CPW15 (YE) and LH rear window control switch C701-1, circuit CPW15 (YE), harness side; and between LH front window control switch C535B-2, circuit CPW16 (BU/OG) and LH rear window control switch C701-6, circuit CPW16 (BU/OG) harness side.
      Fig 5: Checking Circuits To Inoperative Rear Window Control Switch For An Open (1 Of 2)
      G04683573Courtesy of FORD MOTOR CO.
    • For an inoperative RH rear power window, measure the resistance between LH front window control switch 3535B-7, circuit CPW17 (BN/GN) and RH window control switch C819-1, circuit CPW17 (BN/GN), harness side; and between LH front window control switch C535B-8, circuit CPW18 (GY/VT) and RH rear window control switch C819-6, circuit CPW18 (GY/VT) harness side.
      Fig 6: Checking Circuits To Inoperative Rear Window Control Switch For An Open (2 Of 2)
      G04683574Courtesy of FORD MOTOR CO.
    • Are the resistances less than 5 ohms? 

    Yes  : GO to F6.

    No  : REPAIR the circuit(s) for an open. TEST the system for normal operation.

  6. F6 CHECK THE GROUND TO THE LH FRONT WINDOW CONTROL SWITCH 
    • Measure the resistance between the LH front window control switch C535B-6, circuit GD126 (BK/WH), and ground.
      Fig 7: Checking Ground To LH Front Window Control Switch
      G04683575Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 

    Yes  : INSTALL a new LH front window control switch. REFER to WINDOW CONTROL SWITCH . TEST the system for normal operation.

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

  7. F7 CHECK THE INOPERATIVE WINDOW CONTROL SWITCH 
    • Connect: LH Front Window Control Switch C504b.
    • Key in ON position.
    • For an inoperative LH rear window, connect a fused jumper wire between LH rear window control switch C701-2, circuit CPW22 (GN/VT), harness side and LH rear window control switch C701-3, circuit CPW14 (VT/WH), harness side; and between LH rear window control switch C701-5, circuit CPW21 (BN), harness side and LH rear window control switch C701-6, circuit CPW16 (BU/OG), harness side. The LH rear window should operate in the downward direction.
    • For an inoperative RH rear window, connect a fused jumper wire between RH rear window control switch C819-2, circuit CPW23 (GY), harness side and RH rear window control switch C819-3, circuit CPW14 (VT/WH), harness side; and between RH rear window control switch C819-5, circuit CPW24 (WH/VT), harness side and RH rear window control switch C819-6, circuit CPW18 (GY/VT), harness side. The RH rear window should operate in the downward direction.
      Fig 8: Checking Inoperative Window Control Switch (1 Of 2)
      G04683576Courtesy of FORD MOTOR CO.
    • For an inoperative LH rear window, connect a fused jumper wire between LH rear window control switch C701-2, circuit CPW22 (GN/VT), harness side and LH rear window control switch C701-1, circuit CPW15 (YE), harness side; and between LH rear window control switch C701-5, circuit CPW21 (BN), harness side and LH rear window control switch C701-3, circuit CPW14 (VT/WH), harness side. The LH rear window should operate in the upward direction.
    • For an inoperative RH rear window, connect a fused jumper wire between RH rear window control switch C819-2, circuit CPW22 (GN/VT), harness side and RH rear window control switch C819-1, circuit CPW17 (BN/GN), harness side; and between RH rear window control switch C819-5, circuit CPW24 (WH/VT), harness side and RH rear window control switch C819-3, circuit CPW14 (VT/WH), harness side. The RH rear window should operate in the upward direction.
      Fig 9: Checking Inoperative Window Control Switch (2 Of 2)
      G04683577Courtesy of FORD MOTOR CO.
    • Did the inoperative window operate correctly? 

    Yes  : INSTALL a new LH or RH rear window control switch. REFER to WINDOW CONTROL SWITCH . TEST the system for normal operation.

    No  : GO to F8.

  8. F8 CHECK THE POWER WINDOW MOTOR CIRCUITS 
    • Key in OFF position.
    • Disconnect: Inoperative Rear Window Motor C726 (LH) or C828 (RH).
    • For an inoperative LH rear window, measure the resistance between LH rear window control switch C701-2, circuit CPW22 (GN/VT), harness side and LH rear window motor C726-2, circuit CPW22 (GN/VT), harness side.
    • For an inoperative RH rear window, measure the resistance between RH rear window control switch C819-2, circuit CPW23 (GY), harness side and RH rear window motor C828-2, circuit CPW23 (GY), harness side.
      Fig 10: Checking Power Window Motor Circuits (1 Of 2)
      G04683578Courtesy of FORD MOTOR CO.
    • For an inoperative LH rear window, measure the resistance between LH rear window control switch C701-5, circuit CPW21 (BN), harness side and LH rear window motor C726-1, circuit CPW21 (BN), harness side.
    • For an inoperative RH rear window, measure the resistance between RH rear window control switch C819-5, circuit CPW24 (WH/VT), harness side and RH rear window motor C726-1, circuit CPW24 (WH/VT), harness side.
      Fig 11: Checking Power Window Motor Circuits (2 Of 2)
      G04683579Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 

    Yes  : INSTALL a new LH or RH rear window motor. REFER to WINDOW REGULATOR MOTOR . TEST the system for normal operation.

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

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