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why are my Ford F-150 12th Generation (2009-2014) wipers not working on all speeds - Ford F-150
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why are my Ford F-150 12th Generation (2009-2014) wipers not working on all speeds

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

Error Codes
1-3 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
531 words

Problem Statement

Learn how to diagnose and fix wipers not working on all speeds in Ford F-150 (2009-2014). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component
Electrical
Estimated Time
1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect battery before working on electrical systems to avoid shorts
  • •Allow wiper system to rest after activation before servicing to prevent burns

Symptoms

  • •Wipers only operate on certain speeds
  • •Intermittent wiper function may be erratic or non-functional
  • •Wipers do not respond to the switch
  • •No sound from the wiper motor when activated
  • •Dashboard warning light for wipers

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

  • •Multimeter
  • •Screwdriver set
  • •Socket set
  • •Wiper arm puller

Parts Required

  • •Wiper switch (if faulty)
  • •Wiper motor (if faulty)
  • •Wiper relay (if faulty)
  • •Wiper fuse (if blown)

Additional Information

Affected Component
Electrical
Estimated Time
1-3 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
4 items

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Disconnect the vehicle battery to prevent electrical shorts during repairs.
2. Inspect the Wiper Switch
  • Remove the steering column cover using a screwdriver or socket set.
  • Unplug the wiper switch harness and test continuity with a multimeter.
  • If faulty, replace the wiper switch.
3. Check and Replace the Wiper Fuse
  • Locate the fuse box (usually under the dashboard or hood).
  • Identify the wiper fuse (refer to the diagram on the fuse box cover).
  • Pull the fuse and inspect it; replace if blown with an identical rating (typically 15A or 20A).
4. Test the Wiper Relay
  • Locate the wiper relay in the fuse box.
  • Remove the relay and test it with a multimeter for continuity.
  • If defective, replace it with a new relay.
5. Inspect the Wiper Motor
  • Remove the wiper arms using a puller tool if necessary.
  • Disconnect the wiper motor connector.
  • Test for voltage at the motor terminals while activating the switch.
  • If there is no voltage or the motor does not operate, replace the wiper motor.
6. Reassemble and Test
  • Reconnect all connectors and replace any covers removed.
  • Reconnect the vehicle battery.
  • Test the wipers in all speed settings to verify functionality.