how to fix the rear wiper not working on my Volkswagen Tiguan Second Generation (2018-present)

Volkswagen Tiguan 2nd Gen (2018-Present)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

544 words

Problem Statement

Learn how to diagnose and fix the rear wiper not working on your Volkswagen Tiguan (2018-present). Step-by-step guide with tools and tips included.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components to prevent shock.
•Allow the vehicle to cool down before working on components near the engine or electrical systems.

Symptoms

•Rear wiper does not operate when activated
•No sound or movement from the rear wiper motor
•Rear wiper fluid does not spray
•Front wipers may also show inconsistent performance
•Check rear wiper indicator light may not illuminate

Diagnostic Steps

1
Check the rear wiper switch for proper operation and ensure it is in the ON position.
2
Inspect the fuse related to the rear wiper in the fuse box for continuity and replace if blown.
3
Use a multimeter to test for voltage at the rear wiper motor connector when the switch is activated.
4
Visually inspect the wiring and connectors for any damage or corrosion.
5
Check the rear wiper motor for any physical obstructions or damage that may prevent 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

•Socket set
•Multimeter
•Screwdriver set
•Pliers
•Torque wrench

Parts Required

•Rear wiper motor (if defective)
•Wiper blades (if worn)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the rear wiper switch for proper operation and ensure it is in the ON position.
2
Inspect the fuse related to the rear wiper in the fuse box for continuity and replace if blown.
3
Use a multimeter to test for voltage at the rear wiper motor connector when the switch is activated.
4
Visually inspect the wiring and connectors for any damage or corrosion.
5
Check the rear wiper motor for any physical obstructions or damage that may prevent operation.

Solution

1. Preparation

Gather tools and parts required for the repair.
Disconnect the negative battery terminal to prevent electrical shock.

Tools Required:

Socket set
Multimeter
Screwdriver set
Pliers
Torque wrench

2. Remove the Rear Wiper Arm

Use a 13mm socket to remove the nut securing the rear wiper arm.
Gently rock the wiper arm back and forth to remove it from the splined shaft. Be cautious not to damage the glass.

3. Remove the Rear Wiper Motor

Remove the interior trim panel from the rear hatch if necessary to access the motor.
Disconnect the electrical connector from the wiper motor.
Remove the mounting bolts (usually T20 Torx screws) securing the rear wiper motor to the vehicle.
Carefully pull the motor out from the vehicle.

4. Inspect and Replace the Wiper Motor (if necessary)

If the motor is not functioning, test it with a multimeter to confirm it is defective.
If replacement is needed, install the new wiper motor by reversing the removal process.
Ensure all connectors are securely attached.

5. Reassemble Components

Reattach the rear wiper arm and secure it with the nut.
Reinstall the interior trim panel.
Reconnect the negative battery terminal.