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Pinpoint Test D: A Single Power Window Is Inoperative - RH Front, SHO, Limited

NOTE: Use the correct probe adapter(s) from the Flex Probe Kit when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
  1. D1 CHECK THE RH FRONT WINDOW OPERATION FROM THE LH FRONT WINDOW CONTROL SWITCH 
    • Ignition ON.
    • Operate the RH front window from the LH front window control switch.
    • Does the RH front window operate from the LH front window control switch? 
    • Yes  : GO to  D8.
    • No  : GO to D2.
  2. D2 CHECK THE POWER TO THE WINDOW MOTOR 
    • Ignition OFF.
    • Disconnect: RH Front Window Motor C646.
    • Measure the voltage between RH front window motor C646-1, circuit SBP04 (GN/RD), harness side and ground.
      Fig 1: Measuring Voltage Between RH Front Window Motor C646-1, Circuit SBP04 (GN/RD), Harness Side And Ground
      G07812708Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 
    • Yes  : GO to D3.
    • No  : VERIFY Smart Junction Box (SJB) fuse 4 (30A) is OK. If OK, REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  . TEST the system for normal operation.

      If not OK, REFER to the SYSTEM WIRING DIAGRAMS Article to identify the possible causes of the circuit short. REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  . TEST the system for normal operation.

  3. D3 CHECK THE RH FRONT WINDOW MOTOR DELAYED ACCESSORY FEED 
    • Ignition ON.
    • Measure the voltage between RH front window motor C646-3, circuit CBB38 (GY/BU), harness side and ground.
      Fig 2: Measuring Voltage Between RH Front Window Motor C646-3, Circuit CBB38 (GY/BU), Harness Side And Ground
      G07812709Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 
    • Yes  : GO to D4.
    • No  : REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  . TEST the system for normal operation.
  4. D4 CHECK THE RH FRONT WINDOW MOTOR GROUND 
    • Ignition OFF.
    • Measure the resistance between RH front window motor C646-2, circuit GD145 (BK/BU), harness side and ground.
      Fig 3: Measuring Resistance Between RH Front Window Motor C646-2, Circuit GD145 (BK/BU), Harness Side And Ground
      G07812710Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : GO to D5.
    • No  : REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  . TEST the system for normal operation.
  5. D5 CHECK CIRCUIT CPW12 (GN/OG) FOR AN OPEN 
    • Disconnect: LH Front Window Control Switch C504.
    • Measure the resistance between RH front window motor C646-5, circuit CPW12 (GN/OG), harness side and LH front window control switch C504-10, circuit CPW12 (GN/OG), harness side.
      Fig 4: Measuring Resistance Between RH Front Window Motor C646-5 And LH Front Window Control Switch C504-10, Circuit CPW12 (GN/OG)
      G07812711Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : GO to D6.
    • No  : REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  . TEST the system for normal operation.
  6. D6 CHECK CIRCUIT CPW13 (BN/YE) FOR AN OPEN 
    • Measure the resistance between RH front window motor C646-4, circuit CPW13 (BN/YE), harness side and LH front window control switch C504-11, circuit CPW13 (BN/YE), harness side.
      Fig 5: Measuring Resistance Between RH Front Window Motor C646-4 And LH Front Window Control Switch C504-11, Circuit CPW13 (BN/YE)
      G07812712Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : GO to D7.
    • No  : REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  TEST the system for normal operation.
  7. D7 CHECK THE LH FRONT WINDOW CONTROL SWITCH 
    • Carry out the LH front window control switch component test. Refer to COMPONENT TESTING Article for component testing.
    • Did the LH front window control switch pass the component test? 
  8. D8 CHECK THE POWER TO THE RH FRONT WINDOW CONTROL SWITCH 
    NOTE: Make sure the LH window control switch is in the UNLOCK position.
    • Ignition OFF.
    • Disconnect: RH Front Window Control Switch C648.
    • Ignition ON.
    • Measure the voltage between RH front window control switch C648-1, circuit CPW14 (VT/WH), harness side and ground.
      Fig 6: Measuring Voltage Between RH Front Window Control Switch C648-1, Circuit CPW14 (VT/WH), Harness Side And Ground
      G07812713Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 
    • Yes  : GO to D9.
    • No  : REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  . TEST the system for normal operation.
  9. D9 CHECK CIRCUIT CPW12 (GN/OG) FOR AN OPEN 
    • Ignition OFF.
    • Measure the resistance between RH front window motor C646-5, circuit CPW12 (GN/OG), harness side and RH front window control switch C648-3, circuit CPW12 (GN/OG), harness side.
      Fig 7: Measuring Resistance Between RH Front Window Motor C646-5 And RH Front Window Control Switch C648-3, Circuit CPW12 (GN/OG)
      G07812714Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : GO to D10.
    • No  : REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  . TEST the system for normal operation.
  10. D10 CHECK CIRCUIT CPW13 (BN/YE) FOR AN OPEN 
    • Measure the resistance between RH front window motor C646-4, circuit CPW13 (BN/YE), harness side and RH front window control switch C648-2, circuit CPW13 (BN/YE), harness side.
      Fig 8: Checking Circuit CPW13 (BN/YE) For Open
      G07812715Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : GO to D11.
    • No  : REPAIR the circuit. DE-INITIALIZE, then INITIALIZE the RH front window motor. REFER to WINDOW MOTOR INITIALIZATION  . TEST the system for normal operation.
  11. D11 CHECK THE RH FRONT WINDOW CONTROL SWITCH 
    • Carry out the RH front window control switch component test. Refer to COMPONENT TESTING Article for component testing.
    • Did the window control switch pass the component test? 
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