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my Ford F-150 12th Generation (2009-2014) wipers won't turn off - Ford F-150
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my Ford F-150 12th Generation (2009-2014) wipers won't turn off

Ford F-150 12th Generation (2009-2014)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
524 words

Problem Statement

Learn how to diagnose and fix windshield wipers that won't turn off in Ford F-150 12th Generation (2009-2014). Step-by-step guide with tools and parts needed.

Affected Component
Electrical
Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical components to avoid shocks or shorts.

Symptoms

  • •Windshield wipers operate continuously without stopping
  • •Wiper control lever appears unresponsive
  • •Possible water or debris on the windshield due to wiper movement
  • •No sound from the wiper motor when attempting to turn them off
  • •Potential electrical issues indicated by other non-functioning electrical components

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

  • ✓Test the affected component to ensure it functions correctly
  • ✓Check for any error codes or warning lights
  • ✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • •Socket set
  • •Multimeter
  • •OBD-II scanner
  • •Screwdrivers

Parts Required

  • •Wiper relay
  • •Wiper motor (if defective)
  • •Wiper switch (if defective)

Additional Information

Affected Component
Electrical
Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
3 items

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Disconnect the vehicle battery to ensure safety.
  • Tools Required: Socket set, multimeter, OBD-II scanner, screwdrivers.
2. Inspect and Replace the Wiper Relay
  • Locate the fuse box under the dashboard or hood.
  • Identify the wiper relay using the fuse box diagram.
  • Remove the faulty relay and replace it with a new one.
  • Tools Required: None specific for this step, but a fuse box diagram may be helpful.
3. Test the Wiper Motor
  • Reconnect the battery.
  • Using a multimeter, check if the wiper motor is receiving the correct voltage when the switch is activated.
  • If there is no voltage, further inspect the wiring and wiper switch.
  • If voltage is present but the motor does not operate, replace the wiper motor.
4. Inspect the Wiper Switch
  • If the wiper motor is functional, remove the steering column cover to access the wiper switch.
  • Disconnect the wiring harness from the switch.
  • Test the switch with a multimeter for continuity in each position (off, low, high).
  • If the switch is faulty, replace it.
5. Check the Wiper Park Switch
  • If the wipers still do not turn off, inspect the park switch located within the wiper motor assembly.
  • Remove the motor assembly as needed to access the park switch.
  • Test the park switch; if defective, replace the wiper motor assembly.