Diagnostic Routine Q

2012 Ford Explorer AWD V6-3.5LSECTION Diagnostic Routine Q



Diagnostic Routine Q

Diagnostic Overview

All Passenger Windows Are Inoperative

Refer to Wiring Diagram Set 100 for schematic and connector information Electrical Diagrams.

Normal Operation and Fault Conditions

REFER to Passenger Window Control Switch - Front or REFER to Passenger Window Control Switch - Rear for window control switch operation.

The passenger power windows do not share a common ground circuit.

Pinpoint Test

1. CHECK REAR PASSENGER WINDOW OPERATION FROM THE LH (Left Hand) FRONT WINDOW CONTROL SWITCH
NOTE: Make sure the LH (Left Hand) front window control switch is in the UNLOCK position.

1. Ignition ON.

2. Attempt to operate the rear passenger windows from the LH (Left Hand) front window control switch.

Do the rear passenger windows operate from the LH (Left Hand) front window control switch?








2. CHECK THE LH (Left Hand) FRONT WINDOW CONTROL SWITCH LOCK-OUT CIRCUIT FOR AN OPEN

1. Ignition OFF.

2. Disconnect: LH (Left Hand) Front Window Control Switch C504 (XLT, Limited) or C535A (Base).

3. Disconnect: LH (Left Hand) Rear Window Control Switch.

4. Measure:





Is the resistance less than 3 ohms?








3. CHECK THE REAR WINDOW CONTROL SWITCH POWER FEED FOR AN OPEN OR SHORT TO GROUND

1. Ignition OFF.

2. Disconnect: BCM (Body Control Module) C2280D.

3. Disconnect: LH (Left Hand) Rear Window Control Switch.

4. Measure:





5. Measure:





Is the resistance greater than 10,000 ohms between the window control switch and ground; and less than 3 ohms between the window control switch and BCM (Body Control Module)?







RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.