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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 189 (Windows And Glass - Glass, Frames And Mechanisms - F150) >> Diagnosis And Testing >> Glass, Frames and Mechanisms >> Pinpoint Tests >> Pinpoint Test L: All Passenger Power Windows are Inoperative - LH and RH Rear >> Pinpoint Test L: All Passenger Power Windows Are Inoperative - LH And RH Rear

Pinpoint Test L: All Passenger Power Windows Are Inoperative - LH And RH Rear

WARNING: This page is about a different car, the 2012 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
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. L1 CHECK THE VOLTAGE TO THE LH REAR WINDOW CONTROL SWITCH 
    • Disconnect: LH Rear Window Control Switch C701.
    • Ignition ON.
      NOTE: Set the LH front window lock-out switch to the UNLOCK position.

      Measure the voltage between LH rear window control switch C701-2, circuit CPW14 (VT/WH), harness side and ground.

      Fig 1: Measuring Voltage Between LH Rear Window Control Switch C701-2, Circuit CPW14 (VT/WH), Harness Side And Ground
      G06173641Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts? 
      • Yes  : GO to  L3.
      • No  : GO to L2.
  2. L2 CHECK THE WINDOW CONTROL SWITCH POWER CIRCUIT FOR AN OPEN 
    • Ignition OFF.
    • Disconnect: LH Front Window Control Switch C535B.
    • Measure the resistance between LH rear window control switch C701-2, circuit CPW14 (VT/WH), harness side and LH front window control switch C535B-4, circuit CPW14 (VT/WH), harness side.
      Fig 2: Checking Window Control Switch Power Circuit For Open
      G07413984Courtesy 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 - FRONT  . TEST the system for normal operation.
      • No  : REPAIR the circuit. TEST the system for normal operation.
  3. L3 CHECK THE LH FRONT WINDOW CONTROL SWITCH GROUND CIRCUIT FOR AN OPEN 
    • Ignition OFF.
    • Disconnect: LH Front Window Control Switch C535B.
    • Measure the resistance between LH front window control switch C535B-3, circuit GD134 (BK/VT), harness side and ground.
      Fig 3: Measuring Resistance Between LH Front Window Control Switch C535B-3, Circuit GD134 (BK/VT), Harness Side And Ground
      G07965660Courtesy 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 - FRONT  . TEST the system for normal operation.
      • No  : REPAIR the circuit. TEST the system for normal operation.
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