my Volkswagen Golf MK7 (2015-2019) makes a grinding noise when I turn, how do I fix it?

Volkswagen Golf MK8.5 (2024-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

561 words

Problem Statement

Learn how to diagnose and fix grinding noise when turning in Volkswagen Golf MK7 (2015-2019). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always disconnect the battery before working on electrical systems.
•Ensure the vehicle is securely lifted and supported before working underneath.

Symptoms

•Grinding noise when turning the steering wheel
•Possible vibration in the steering wheel
•Difficulty in steering or increased resistance
•Uneven tire wear
•Clunking noise over bumps

Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any visible damage or wear on the CV joints and boots.
3
Examine the suspension components, including control arms and bushings.
4
Test-drive the vehicle in a controlled environment to replicate the noise.
5
Inspect the wheel bearings for play and smoothness.
6
Check the tire condition and alignment settings.

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

•Fluid extraction pump
•Socket set
•Torque wrench
•Bearing puller kit
•Pry bar

Parts Required

•Power steering fluid
•CV joint boot kit
•Suspension components (if necessary)
•Wheel bearing (if necessary)

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Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any visible damage or wear on the CV joints and boots.
3
Examine the suspension components, including control arms and bushings.
4
Test-drive the vehicle in a controlled environment to replicate the noise.
5
Inspect the wheel bearings for play and smoothness.
6
Check the tire condition and alignment settings.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the negative battery terminal.

2. Inspect and Replace Power Steering Fluid

Tools Required: Fluid extraction pump, power steering fluid.
Sub-steps:
1. Locate the power steering fluid reservoir.
2. Remove the cap and check the fluid level; if low, top off with the correct type of power steering fluid.
3. If the fluid is dark or contaminated, use a fluid extraction pump to remove old fluid and replace it with fresh fluid.

3. Inspect and Replace CV Joints

Tools Required: Socket set, pry bar, grease, CV joint boot kit (if necessary).
Sub-steps:
1. Lift the vehicle and secure it on jack stands.
2. Remove the wheel to access the CV joint.
3. Inspect the CV joint and boot for tears or excess play.
4. If damaged, remove the old CV joint and replace it with a new one, applying grease and ensuring the boot is properly secured.

4. Check and Replace Suspension Components

Tools Required: Socket set, torque wrench.
Sub-steps:
1. Inspect control arms, bushings, and ball joints for wear and damage.
2. If any components are worn, remove them using a socket set.
3. Install new parts, ensuring to torque bolts to manufacturer specifications.

5. Wheel Bearing Inspection and Replacement

Tools Required: Bearing puller kit, socket set, torque wrench.
Sub-steps:
1. Remove the wheel and brake assembly to access the wheel bearing.
2. Check for play in the bearing by shaking the wheel back and forth.
3. If the bearing is worn, use a bearing puller to remove it and install a new bearing, ensuring proper torque settings are followed.