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What are the signs of a failing wheel bearing in a 2020 Toyota Highlander? - Toyota Highlander
Home/Cars/Toyota/Highlander/Fourth Generation (2020-present)/What are the signs of a failing wheel bearing in a 2020 Toyota Highlander?

What are the signs of a failing wheel bearing in a 2020 Toyota Highlander?

Toyota Highlander Fourth Generation (2020-present)

Error Codes
3-5 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
5 min read
819 words

Problem Statement

Learn the symptoms, diagnostic steps, and repair instructions for a failing wheel bearing in a 2020 Toyota Highlander.

Affected Component
wheel bearing
Estimated Time
3-5 hours

Symptoms

  • •Noise while Driving
  • •Vibration in the Steering Wheel
  • •Uneven Tire Wear
  • •Loose or Wobbling Wheel
  • •ABS Warning Light
  • •Play in the Wheel

Diagnostic Steps

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

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

  • •Flashlight
  • •jack
  • •jack stands
  • •personal protective equipment (gloves and safety glasses)
  • •OBD-II scanner (optional)
  • •tire pressure gauge
  • •ruler or tread depth gauge
  • •socket set
  • •torque wrench
  • •wheel bearing puller
  • •hammer
  • •new wheel bearing
  • •grease
  • •clean rags

Additional Information

Affected Component
wheel bearing
Estimated Time
3-5 hours
Difficulty
medium
Severity
medium
Tools Required
14 items

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Signs of a Failing Wheel Bearing in a 2020 Toyota Highlander

A failing wheel bearing can lead to serious safety issues and should be addressed promptly. Here are the common symptoms to look out for in a 2020 Toyota Highlander:

1. Visual Inspection
  • Tools Required: Flashlight, jack, jack stands, and personal protective equipment (gloves and safety glasses).
  • Steps:
    • Jack up the vehicle and secure it on jack stands.
    • Inspect the wheel and tire for any visible abnormalities.
    • Check the wheel bearing dust cap for any damage or displacement.
2. Check for Noise
  • Tools Required: None.
  • Steps:
    • Drive the vehicle at different speeds and listen for any abnormal sounds.
    • Pay attention to changes in noise while turning.
3. Wheel Play Test
  • Tools Required: None.
  • Steps:
    • With the vehicle securely lifted, grab the tire at 12 and 6 o'clock.
    • Push and pull to check for play. Repeat at 3 and 9 o'clock for lateral movement.
4. Tire Inspection
  • Tools Required: Tire pressure gauge, ruler or tread depth gauge.
  • Steps:
    • Inspect tires for uneven wear patterns.
    • Measure tread depth across the tire to confirm consistency.
5. ABS Functionality Test
  • Tools Required: OBD-II scanner (optional).
  • Steps:
    • Start the vehicle and check for ABS warning lights.
    • If present, use the scanner to pull any stored fault codes.
Repair Instructions

If a wheel bearing is determined to be failing, follow these steps for replacement:

Tools and Materials Required
  • Socket set (including deep sockets)
  • Torque wrench
  • Wheel bearing puller (if necessary)
  • Hammer
  • New wheel bearing (make sure it’s OEM compatible)
  • Grease
  • Clean rags
  • Safety glasses and gloves
Steps for Replacement

  1. Lift the Vehicle

    • Use a jack to lift the vehicle and secure it on jack stands.

  2. Remove the Wheel

    • Use a socket wrench to remove the lug nuts and take off the wheel.

  3. Remove the Brake Caliper

    • Detach the brake caliper using the appropriate socket.
    • Secure it with a bungee cord to avoid strain on the brake line.

  4. Remove the Brake Rotor

    • If necessary, remove the rotor, which may require removing screws or clips.

  5. Access the Wheel Hub Assembly

    • Remove any dust covers and fasteners securing the hub assembly.
    • Disconnect the ABS sensor if applicable.

  6. Remove the Wheel Bearing

    • Use a wheel bearing puller to extract the old bearing from the hub.
    • Inspect the hub for damage and clean it thoroughly.

  7. Install the New Wheel Bearing

    • Apply grease to the new bearing.
    • Press in the new bearing using a bearing installer or a suitable tool.

  8. Reassemble the Hub

    • Reinstall the hub assembly and secure it with the fasteners, torquing them to specification.

  9. Reinstall the Brake Rotor and Caliper

    • Reattach the brake rotor and caliper, ensuring they are secure.

  10. Reinstall the Wheel

    • Place the wheel back on and hand-tighten the lug nuts.
    • Lower the vehicle and torque the lug nuts to the manufacturer’s specifications.

  11. Test Drive

    • Take the vehicle for a test drive to ensure the noise has been resolved and check for smooth operation.
Final Steps
  • Always verify that all components are properly secured and that the vehicle is safe to drive before concluding the repair.

By following these detailed steps, you can effectively diagnose and address a failing wheel bearing in a 2020 Toyota Highlander.