LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2025 >> eSprinter Base, _NA_ >> Repair and Diagnosis >> External Pages >> Different car >> Section 2386 (Windows & Glass - Glass, Frames & Mechanisms -- F250-F550 Super Duty) >> Diagnostic Tests >> Glass, Frames And Mechanisms >> Pinpoint Tests >> Pinpoint Test D: A Single Power Window is Inoperative - RH Front >> Pinpoint Test D: A Single Power Window Is Inoperative - RH Front

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

WARNING: This page is about a different car, the 2009 Ford Pickup, 2009 Ford F550 Super Duty, 2009 Ford F450 Super Duty, and 2009 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. D1 CHECK THE VOLTAGE TO THE RH FRONT WINDOW CONTROL SWITCH 
    • Disconnect: RH Front Window Control Switch C604
    • Key in ON position.
      • NOTE: For Crew Cab, set the window lock switch to the unlock position.
    • For regular cab and SuperCab, measure the voltage between RH front window control switch C604-3, circuit CBP47 (GN/BU) harness side and ground.
      • Fig 1: Checking Voltage To RH Front Window Control Switch - Crew Cab
      GF0005149Courtesy of FORD MOTOR CO.
    • For Crew Cab, measure the voltage between RH front window control switch C604-3, circuit CPW14 (VT/WH) harness side and ground.
    • Is the voltage greater than 10 volts? 
    1. YES  : Go to  D3.
    2. NO  : For regular and SuperCab, REPAIR the circuit. TEST the system for normal operation.
    3. For Crew Cab, go to  D2.
  2. D2 CHECK CIRCUIT CPW14 (VT/WH) FOR AN OPEN 
    • Key in OFF position.
    • Disconnect: LH Front Window Control Switch C504b
      • Fig 2: Checking Circuit CPW14 (VT/WH) For An Open
      GF0048001Courtesy of FORD MOTOR CO.
    • Measure the resistance between LH front window control switch C504b-2, circuit CPW14 (VT/WH) harness side and RH front window control switch C604-3, circuit CPW14 (VT/WH) harness side.
    • Is the resistance less than 5 ohms? 
    1. YES  : INSTALL a new LH front window control switch. REFER to Window Control Switch . TEST the system for normal operation.
    2. NO  : REPAIR the circuit(s). TEST the system for normal operation.
  3. D3 CHECK CIRCUIT CPW12 (GN/OG) AND CIRCUIT CPW13 (BN/YE) FOR CONTINUITY TO GROUND 
    • Key in OFF position.
      • Fig 3: Checking Circuit CPW12 (GN/OG) & CPW13 (BN/YE) For Continuity To Ground
      G03911571Courtesy of FORD MOTOR CO.
    • Measure the resistance between RH front window control switch C604-1 circuit CPW12 (GN/OG) harness side and ground; and between RH front window control switch C604-6, circuit CPW13 (BN/YE) harness side and ground.
    • Are the resistances less than 5 ohms? 
    1. YES  : Go to  D5.
    2. NO  : Go to  D4.
  4. D4 CHECK CIRCUIT CPW12 (GN/OG) AND CIRCUIT CPW13 (BN/YE) FOR AN OPEN 
    • Disconnect: LH Front Window Control Switch C504a (Crew Cab) or C504b (Regular and SuperCab)
      • Fig 4: Measuring Resistance Between LH Front Window Control Switch C504A-3 (Crew Cab) Or C504B-3 (Regular & SuperCab)
      GF0048002Courtesy of FORD MOTOR CO.
    • Measure the resistance between LH front window control switch C504a-3 (Crew Cab) or C504b-3 (regular and SuperCab), circuit CPW12 (GN/OG) harness side and RH front window control switch C604-1, circuit CPW12 (GN/OG) harness side.
      • Fig 5: Measuring Resistance Between LH Front Window Control Switch C504A-8 (Crew Cab) Or C504B-8 (Regular & SuperCab)
      GF0048003Courtesy of FORD MOTOR CO.
    • Measure the resistance between LH front window control switch C504a-8 (Crew Cab) or C504b-8 (regular and SuperCab), circuit CPW13 (BN/YE) harness side and RH front window control switch C604-6, circuit CPW13 (BN/YE) harness side.
    • Is the resistance less than 5 ohms? 
    1. YES  : INSTALL a new LH front window control switch. REFER to Window Control Switch . TEST the system for normal operation.
    2. NO  : REPAIR the circuit(s). TEST the system for normal operation.
  5. D5 CHECK THE RH FRONT WINDOW CONTROL SWITCH 
    • Key in ON position.
      • Fig 6: Checking Inoperative Window Control Switch - Down
      GF0005153Courtesy of FORD MOTOR CO.
    • Connect a 30A fused jumper wire between RH front window control switch C604-1, circuit CPW12 (GN/OG) and RH front window control switch C601-5, circuit CPW20 (WH/OG); and a second jumper wire between RH front window control switch C604-3, circuit CPB47 (GN/BU)/CPW14 (VT/WH) and RH front window control switch C604-2, circuit CPW19 (VT) harness side. The RH front window should move DOWN.
      • Fig 7: Checking Inoperative Window Control Switch - Up
      GF0005154Courtesy of FORD MOTOR CO.
    • Connect a 30A fused jumper wire between RH front window control switch C604-6, circuit CPW13 (BN/YE) and RH front window control switch C604-2, circuit CPW19 (VT); and a second jumper wire between RH front window control switch C604-3, circuit CPB47 (GN/BU)/CPW14 (VT/WH) and RH front window control switch C604-5, circuit CPW20 (WH/OG) harness side. The RH front window should move UP.
    • Does the window operate correctly? 
    1. YES  : If the RH front window did not operate with the RH front window controls, INSTALL a new RH front window regulator control switch. If the RH front power window did operate with the RH front window control switch but not with the LH front window control switch, INSTALL a new LH front window control switch. REFER to Window Control Switch . TEST the system for normal operation.
    2. NO  : Go to  D6.
  6. D6 CHECK CIRCUIT CPW20 (WH/OG) AND CIRCUIT CPW19 (VT) FOR AN OPEN 
    • Key in OFF position.
    • Disconnect: RF Window Motor C608
      • Fig 8: Checking Circuits 333 (YE/RD) And 334 (RD/YE) For Open (1 Of 2)
      GF0005155Courtesy of FORD MOTOR CO.
    • Measure the resistance between RH front window control switch C604-5, circuit CPW20 (WH/OG) harness side and RH front window motor C608-1, circuit CPW20 (WH/OG) harness side.
      • Fig 9: Checking Circuits 333 (YE/RD) And 334 (RD/YE) For Open (2 Of 2)
      GF0005156Courtesy of FORD MOTOR CO.
    • Measure the resistance between RH window control switch C604-2, circuit CPW19 (VT) harness side and RH window motor C608-2, circuit CPW19 (VT) harness side.
    • Are the resistances less than 5 ohms? 
    1. YES  : INSTALL a new RH front window motor. REFER to Window Regulator Motor - Front Door . TEST the system for normal operation.
    2. NO  : REPAIR the circuit(s). TEST the system for normal operation.
scientia non olet · About LEMON Manuals