how to fix windshield wiper issues on Tesla Model S Original (2012-2020)

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

495 words

Problem Statement

Learn how to diagnose and fix windshield wiper issues on Tesla Model S (2012-2020). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems to prevent shock or short circuits.

Symptoms

•Wipers do not move when activated
•Wipers operate intermittently or erratically
•Wipers are stuck in a fixed position
•Wiper motor makes unusual noises
•Wiper blades do not make proper contact with the windshield
•Windshield washer fluid does not spray

Diagnostic Steps

1
Check the wiper switch on the steering column for proper function.
2
Inspect the wiper blades for damage or wear.
3
Use a multimeter to test the wiper motor for proper voltage and continuity.
4
Examine the wiper linkage for any obstructions or damage.
5
Inspect the fuse related to the wiper system in the fuse panel.
6
Check the windshield washer fluid reservoir for fluid level and pump operation.

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
•Socket set
•Screwdrivers

Parts Required

•Wiper blades
•Wiper motor (if needed)
•Wiper linkage components (if damaged)

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Diagnostic Steps

1
Check the wiper switch on the steering column for proper function.
2
Inspect the wiper blades for damage or wear.
3
Use a multimeter to test the wiper motor for proper voltage and continuity.
4
Examine the wiper linkage for any obstructions or damage.
5
Inspect the fuse related to the wiper system in the fuse panel.
6
Check the windshield washer fluid reservoir for fluid level and pump operation.

Solution

1. Preparation

Gather tools and parts.
Disconnect the battery to ensure safety while working on electrical components.

2. Inspect and Replace Wiper Blades

Sub-steps:
1. Lift the wiper arms away from the windshield.
2. Remove the old wiper blades by pressing the release tab and sliding them off the arm.
3. Install new wiper blades by reversing the removal process.
Tools Required: None for this step.

3. Repair or Replace Wiper Motor

Sub-steps:
1. Remove the plastic cowl cover by unscrewing any screws and gently prying it off.
2. Disconnect the electrical connector from the wiper motor.
3. Unbolt the wiper motor from its mount using a socket set.
4. Install the new or repaired wiper motor by reversing the removal steps.
5. Reconnect the electrical connector and test the motor before reassembling the cowl cover.
Tools Required: Socket set, screwdrivers.

4. Check and Repair Wiper Linkage

Sub-steps:
1. Inspect the wiper linkage for any signs of wear or disconnection.
2. Tighten any loose connections or replace damaged components.
3. Lubricate the linkage joints with appropriate grease.
Tools Required: Socket set, grease.

5. Test and Reassemble

Sub-steps:
1. Reconnect the battery.
2. Test the wipers and washer system for proper operation.
3. Reattach the plastic cowl cover.
Tools Required: None for this step.