how to fix a leaking strut on my Volkswagen Tiguan Second Generation (2018-present)

Volkswagen Tiguan 2nd Gen (2018-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

587 words

Problem Statement

Learn how to diagnose and fix a leaking strut on your Volkswagen Tiguan (2018-present). Step-by-step guide with tools, parts, and safety tips.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is on a flat surface and secured before lifting.
•Wear safety glasses and gloves.
•Disconnect the battery before working on electrical components near the strut assembly.
•Allow the vehicle to cool before working on suspension components.

Symptoms

•Visible oil leakage around the strut casing
•Excessive bouncing or swaying during driving
•Reduced stability when turning or braking
•Increased tire wear
•Noise from the front or rear suspension over bumps

Diagnostic Steps

1
Inspect the struts visually for any signs of oil leakage or physical damage.
2
Check the alignment of the vehicle to see if uneven wear on tires is present.
3
Perform a bounce test by pushing down on the corners of the vehicle to assess the strut's rebound.
4
Use a flashlight to look for cracks or corrosion on the strut mounts.
5
Verify that all suspension components are securely attached.

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

•Jack and jack stands
•Lug wrench
•Socket set
•Torque wrench
•Strut compressor

Parts Required

•Replacement strut assembly
•New upper and lower strut mount bolts (if required)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect the struts visually for any signs of oil leakage or physical damage.
2
Check the alignment of the vehicle to see if uneven wear on tires is present.
3
Perform a bounce test by pushing down on the corners of the vehicle to assess the strut's rebound.
4
Use a flashlight to look for cracks or corrosion on the strut mounts.
5
Verify that all suspension components are securely attached.

Solution

1. Preparation

Tools Required:
- Jack and jack stands
- Lug wrench
- Socket set
- Torque wrench
- Strut compressor (if replacing the strut assembly)
Safety Warnings:
- Ensure the vehicle is on a flat surface and secured before lifting.
- Wear safety glasses and gloves.

2. Remove the Wheel

Loosen the lug nuts with a lug wrench while the car is still on the ground.
Lift the vehicle with a jack and secure it with jack stands.
Remove the lug nuts completely and take off the wheel to access the strut.

3. Remove the Strut

Upper Mount:
- Locate the strut upper mounting bolts inside the engine bay or under the rear seat (depending on whether it's front or rear).
- Remove the bolts using a socket set.
Lower Mount:
- Locate the lower strut bolts at the bottom of the strut assembly.
- Remove these bolts as well.
Carefully pull the strut out of its housing, ensuring not to damage surrounding components.

4. Replace the Strut

If using a strut assembly:
- Compress the new strut (if not pre-assembled) using a strut compressor.
- Attach the strut to the lower mount first and secure with the bolts. Torque to manufacturer's specifications (usually around 60-80 ft-lbs).
- Reattach the upper mount and secure with bolts, torquing appropriately.

5. Reassemble and Test

Reinstall the wheel and hand tighten the lug nuts.
Lower the vehicle back to the ground and torque the lug nuts to specifications (usually around 90-100 ft-lbs).
Perform a test drive to ensure the new strut is functioning correctly and check for any unusual noises.