What causes the windshield wipers to stop working in a 2020 Toyota Camry?

Toyota Camry Eighth Generation (2018-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

588 words

Problem Statement

Learn the symptoms, possible causes, and diagnostic steps to fix windshield wipers that are not working in a 2020 Toyota Camry.

Affected Component

windshield wiper system

Estimated Time

2-4 hours

Symptoms

•Wipers do not move when activated.
•Wiper motor makes a clicking sound but does not operate.
•Wipers are stuck in one position.
•Wipers operate intermittently or at a single speed.

Diagnostic Steps

1
Visual Inspection: Check the wiper blades and arms for physical damage or obstruction. Inspect the wiper motor and linkage for any obvious signs of damage.
2
Check the Fuse: Locate the fuse box, refer to the owner’s manual for the specific fuse number, remove the fuse and check if it is blown.
3
Test the Wiper Motor: Turn on the ignition without starting the engine, use a multimeter to check for voltage at the wiper motor connector.
4
Inspect the Relay: Locate the wiper relay in the fuse box and swap it with a similar relay to test functionality.
5
Check Wiring: Inspect the wiring harness connected to the wiper motor for damage or corrosion and verify continuity.
6
Test the Wiper Switch: Remove the wiper switch from the steering column and check for continuity when the switch is activated.

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
•Wire Strippers and Connectors
•Replacement Fuse / Relay

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Diagnostic Steps

1
Visual Inspection: Check the wiper blades and arms for physical damage or obstruction. Inspect the wiper motor and linkage for any obvious signs of damage.
2
Check the Fuse: Locate the fuse box, refer to the owner’s manual for the specific fuse number, remove the fuse and check if it is blown.
3
Test the Wiper Motor: Turn on the ignition without starting the engine, use a multimeter to check for voltage at the wiper motor connector.
4
Inspect the Relay: Locate the wiper relay in the fuse box and swap it with a similar relay to test functionality.
5
Check Wiring: Inspect the wiring harness connected to the wiper motor for damage or corrosion and verify continuity.
6
Test the Wiper Switch: Remove the wiper switch from the steering column and check for continuity when the switch is activated.

Solution

Windshield Wipers Not Working in a 2020 Toyota Camry

Possible Causes

Blown Fuse: The wiper motor circuit may have a blown fuse.
Faulty Wiper Motor: The motor may be defective.
Wiper Relay Issues: The relay controlling the wipers may be faulty.
Wiring Problems: Damaged or corroded wiring can interrupt the circuit.
Faulty Switch: The wiper switch may be malfunctioning.
Linkage Issues: The mechanical linkage between the motor and the wipers could be broken.

Tools Required

Multimeter: For testing voltage and continuity.
Fuse Puller: To safely remove fuses.
Screwdriver Set: To remove trim and covers.
Wire Strippers and Connectors: If wiring repair is necessary.
Replacement Fuse / Relay: As needed based on diagnostics.

Repair Instructions

Replace Blown Fuse:
- If a blown fuse is found, replace it with the same amp rating.
Replace Wiper Relay:
- If the relay is faulty, remove it from the fuse box and replace it with a new relay.
Repair or Replace Wiring:
- If wiring is damaged, splice in new wiring using appropriate connectors.
Replace Wiper Motor:
- If the motor is defective:
  1. Disconnect the battery.
  2. Remove any covers obstructing access to the wiper motor.
  3. Disconnect the electrical connector from the motor.
  4. Remove bolts securing the motor and carefully remove it.
  5. Install the new motor by reversing the removal steps.
Replace the Wiper Switch:
- If the switch is faulty:
  1. Disconnect the battery.
  2. Remove the steering column covers.
  3. Disconnect the switch connector.
  4. Remove the switch and replace it with a new one.
  5. Reassemble the column and reconnect the battery.

Final Steps

Test Functionality: After repairs, reassemble any removed parts and test the wipers to ensure they operate correctly.
Check for Proper Movement: Ensure the wipers return to the parked position and operate smoothly across the windshield.

By following these diagnostic steps and repairs, you should be able to pinpoint and resolve the issue with the windshield wipers on your 2020 Toyota Camry.