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What are the common issues with the Toyota Highlander’s windshield wipers? - Toyota Highlander
Home/Cars/Toyota/Highlander/Fourth Generation (2020-present)/What are the common issues with the Toyota Highlander’s windshield wipers?

What are the common issues with the Toyota Highlander’s windshield wipers?

Toyota Highlander Fourth Generation (2020-present)

Error Codes
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
4 min read
738 words

Problem Statement

Explore common problems with the Toyota Highlander's windshield wipers, including symptoms, diagnostic steps, and repair instructions.

Affected Component
windshield wipers

Symptoms

  • •Windshield wipers do not move when activated
  • •No sound from the wiper motor
  • •Wipers leave streaks on the windshield
  • •Wipers do not make full contact with the glass
  • •Wipers operate slower than usual
  • •Inconsistent speed when on higher settings
  • •Wipers do not return to the 'park' position after being turned off
  • •Wipers stop in the middle of the windshield

Diagnostic Steps

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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
  • •Fuse puller
  • •Screwdriver set
  • •Torque wrench
  • •Wiper blade replacement
  • •Glass cleaner
  • •Soft cloth

Additional Information

Affected Component
windshield wipers
Difficulty
medium
Severity
medium
Tools Required
7 items

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Back to Generation
Common Issues with the Toyota Highlander's Windshield Wipers (Fourth Generation 2020-Present)

Windshield wipers can encounter various issues that affect their performance. Here are some common problems specific to the Toyota Highlander (2020-present) and their solutions.

1. Wipers Not Operating

Symptoms:

  • Windshield wipers do not move when activated.
  • No sound from the wiper motor.

Diagnostic Steps:

  1. Check Fuse: Locate the fuse box (driver’s side under the dashboard). Refer to the owner’s manual for the specific fuse related to the windshield wipers.
  2. Inspect Wiper Switch: Ensure the wiper switch on the steering column is functioning correctly. Test different positions (intermittent, low, high).
  3. Test Wiper Motor: Remove the wiper arms and check the motor for functionality.
  4. Inspect Wiring and Connectors: Look for damaged wiring or loose connectors between the switch, relay, and motor.

Tools Required:

  • Multimeter
  • Fuse puller
  • Screwdriver set
  • Torque wrench

Repair Instructions:

  1. If Fuse is Blown:

    • Replace the blown fuse with one of the same amperage.

  2. If Wiper Switch is Faulty:

    • Remove the steering column cover.
    • Disconnect the battery.
    • Replace the wiper switch.

  3. If Wiper Motor is Faulty:

    • Disconnect the motor’s electrical connector.
    • Remove the motor assembly (usually held by screws).
    • Replace with a new motor and reassemble.

  4. If Wiring is Damaged:

    • Repair or replace damaged wiring sections.

2. Wipers Streaking or Skipping

Symptoms:

  • Wipers leave streaks on the windshield.
  • Wipers do not make full contact with the glass.

Diagnostic Steps:

  1. Inspect Wiper Blades: Check for any damage, wear, or contamination on the rubber blades.
  2. Check Wiper Arm Position: Ensure that the wiper arms are properly aligned and at the correct angle.
  3. Examine Windshield Surface: Look for dirt, debris, or wax that may create a barrier.

Tools Required:

  • Wiper blade replacement (if needed)
  • Glass cleaner
  • Soft cloth

Repair Instructions:

  1. If Wiper Blades are Worn:

    • Lift the wiper arms away from the windshield.
    • Release the old blades from the arms (usually a tab or lever).
    • Install new blades by reversing the removal steps.

  2. If Wiper Arm is Misaligned:

    • Loosen the wiper arm nut using the appropriate socket wrench.
    • Position the wiper arm correctly and retighten the nut securely.

  3. If Windshield Surface is Contaminated:

    • Clean the windshield thoroughly with glass cleaner and a soft cloth.

3. Wipers Moving Slowly or Inconsistently

Symptoms:

  • Wipers operate slower than usual.
  • Inconsistent speed when on higher settings.

Diagnostic Steps:

  1. Test Wiper Speed Settings: Check all speed settings to determine if the issue is consistent across all.
  2. Inspect Wiper Motor: Listen for unusual sounds coming from the motor.
  3. Check for Obstructions: Look for any debris that may be caught in the wiper system.

Tools Required:

  • Multimeter (for electrical checks)
  • Screwdrivers
  • Torque wrench

Repair Instructions:

  1. If Wiper Motor is Weak:

    • Disconnect the battery.
    • Remove the wiper motor and inspect for signs of wear or damage.
    • Replace the motor if necessary.

  2. If Debris is Present:

    • Clear any obstructions from the wiper assembly and linkage.

  3. If Electrical Issue:

    • Use a multimeter to check for voltage at the motor when the wipers are activated. Repair any wiring or connections that are faulty.

4. Wipers Parking Incorrectly

Symptoms:

  • Wipers do not return to the "park" position after being turned off.
  • Wipers stop in the middle of the windshield.

Diagnostic Steps:

  1. Check Wiper Relay: Inspect the relay for proper operation.
  2. Inspect Motor Park Mechanism: Check if the wiper motor’s park mechanism is functioning.
  3. Check Wiper Linkage: Ensure the linkage is not binding or damaged.

Tools Required:

  • Multimeter
  • Screwdrivers
  • Torque wrench

Repair Instructions:

  1. If Relay is Faulty:

    • Replace the wiper relay located in the fuse box.

  2. If Park Mechanism is Defective:

    • Remove the wiper motor assembly.
    • Inspect the parking mechanism and replace the motor if it’s defective.

  3. If Linkage is Binding:

    • Inspect and clean the linkage. Replace any damaged components.
Conclusion

Regular maintenance and inspection of the windshield wipers in your Toyota Highlander can prevent most issues. If the above guide does not resolve the problem, it may be advisable to consult a professional technician or visit a dealership for further diagnosis.