my Volkswagen Golf MK7.5 (2020-Present) windshield wipers won’t turn off what can I do

Volkswagen Golf MK7.5 (2020-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

443 words

Problem Statement

Learn how to diagnose and fix windshield wipers that won't turn off in Volkswagen Golf MK7.5. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Electrical

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical systems.
•Allow the vehicle to cool before servicing components.

Symptoms

•Windshield wipers continuously running
•Wiper control switch feels unresponsive
•Possible warning lights on the dashboard
•Wipers may operate erratically or at incorrect speeds
•No change in wiper function when adjusting settings

Diagnostic Steps

1
Inspect the wiper control switch for any visible damage or wear.
2
Check the vehicle’s fuses related to the windshield wiper system for any blown fuses.
3
Scan the vehicle’s onboard computer using an OBD-II scanner for any error codes related to the wiper system.
4
Test the wiper relay by swapping it with a similar relay in the fuse box.
5
Inspect the wiring and connectors leading to the wiper motor for signs of corrosion or loose connections.

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

•Screwdriver set
•OBD-II scanner
•Relay puller (optional)

Parts Required

•Wiper control switch
•Wiper relay

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Diagnostic Steps

1
Inspect the wiper control switch for any visible damage or wear.
2
Check the vehicle’s fuses related to the windshield wiper system for any blown fuses.
3
Scan the vehicle’s onboard computer using an OBD-II scanner for any error codes related to the wiper system.
4
Test the wiper relay by swapping it with a similar relay in the fuse box.
5
Inspect the wiring and connectors leading to the wiper motor for signs of corrosion or loose connections.

Solution

1. Preparation

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

2. Replace Wiper Control Switch

Remove the steering column cover:
- Use a screwdriver to remove screws securing the cover.
- Carefully pull the cover apart to access the switch.
Disconnect the wiper control switch:
- Unplug the connector from the back of the switch.
Install the new wiper control switch:
- Connect the new switch to the wiring harness.
- Ensure a secure fit and proper connection.
Reattach the steering column cover:
- Align the cover and secure it with screws.

3. Replace Wiper Relay

Locate the fuse box:
- Refer to the owner’s manual for the exact location.
Remove the faulty wiper relay:
- Pull the relay straight out from the fuse box.
Install the new relay:
- Push the new relay firmly into the relay slot.

4. Final Checks

Reconnect the battery.
Test the wiper function to ensure they operate correctly.