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how to fix my Ford F-150 13th Generation (2015-2020) that won't shift into gear - Ford F-150
Home/Cars/Ford/F-150/13th Generation (2015-2020)/how to fix my Ford F-150 13th Generation (2015-2020) that won't shift into gear

how to fix my Ford F-150 13th Generation (2015-2020) that won't shift into gear

Ford F-150 13th Generation (2015-2020)

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

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix transmission issues in Ford F-150 (2015-2020). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component
Transmission
Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical systems.
  • •Allow the engine to cool before opening the transmission.

Symptoms

  • •Engine revs without the vehicle moving
  • •Warning lights on the dashboard (e.g., transmission light)
  • •Grinding or clunking noises when attempting to shift
  • •Delayed engagement when shifting from park to drive or reverse
  • •Fluid leak under the vehicle
  • •Transmission fluid appears burnt or discolored

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

  • •OBD-II scanner
  • •Socket set
  • •Torque wrench
  • •Transmission fluid funnel

Parts Required

  • •Transmission fluid (specific to Ford specifications)
  • •Transmission filter (if applicable)
  • •Brake light switch (if faulty)

Additional Information

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

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Solution
1. Preparation
  • Gather tools: socket set, torque wrench, transmission fluid funnel, and OBD-II scanner.
  • Safely lift the vehicle and secure it on jack stands.
  • Disconnect the battery to prevent electrical shorts.
2. Check and Replace Transmission Fluid

  1. Inspect Fluid Level:

    • Locate the transmission dipstick and remove it.
    • Wipe it clean, reinsert, and remove to check fluid level.
    • If low, add the recommended transmission fluid (check owner’s manual for specifications).

  2. Check Fluid Condition:

    • If fluid is dark, burnt, or smells bad, a fluid change is necessary.
    • Drain the transmission fluid by removing the drain plug or pan.

  3. Replace with New Fluid:

    • Clean the transmission pan and replace the filter if applicable.
    • Reinstall the pan with new gaskets and torque to manufacturer's specifications.
    • Fill the transmission with new fluid using the funnel until it reaches the proper level.
3. Inspect and Adjust Transmission Linkage

  1. Visual Inspection:

    • Examine the linkage for wear or damage.
    • Ensure it moves freely without obstruction.

  2. Adjustment:

    • If misaligned, adjust the linkage according to the service manual specifications.
4. Replace Brake Light Switch (if necessary)

  1. Remove the old switch:

    • Locate the brake light switch above the brake pedal.
    • Disconnect the wiring harness and remove the switch.

  2. Install the new switch:

    • Install the new brake light switch and reconnect the wiring harness.
    • Adjust the switch to ensure the brake lights function correctly.
5. Test Drive
  • Reconnect the battery and lower the vehicle.
  • Start the engine and test the transmission operation through all gears.