my Volkswagen Golf MK7 (2015-2019) has a loud noise when turning, what could it be?

Volkswagen Golf MK8.5 (2024-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

541 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

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

Affected Component

Steering

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always disconnect the battery before working on electrical systems.
•Allow the vehicle to cool down before inspecting components to avoid burns.

Symptoms

•Loud noise when turning the steering wheel
•Possible vibration in the steering wheel
•Difficulty in steering or increased steering effort
•Clunking or popping sounds during turns
•Uneven tire wear
•Check for steering fluid leaks under the vehicle

Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any visible leaks around the power steering pump and hoses.
3
Examine the steering rack for damage or play.
4
Inspect the front suspension components, including ball joints and tie rods.
5
Test the condition of the wheel bearings for noise or roughness.
6
Check the tires for proper inflation and uneven wear patterns.

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

•OBD-II scanner
•Fluid catch pan
•Jack
•Jack stands
•Socket set
•Torque wrench
•Bearing puller

Parts Required

•Power steering fluid
•Replacement power steering pump (if needed)
•Tie rods or ball joints (if worn)
•Wheel bearings (if damaged)

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Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any visible leaks around the power steering pump and hoses.
3
Examine the steering rack for damage or play.
4
Inspect the front suspension components, including ball joints and tie rods.
5
Test the condition of the wheel bearings for noise or roughness.
6
Check the tires for proper inflation and uneven wear patterns.

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 to ensure safety.

2. Inspect Power Steering System

Tools Required: OBD-II scanner (if needed for diagnostics), fluid catch pan.
Check the power steering fluid level. If low, top up with the manufacturer-recommended fluid.
Inspect the power steering pump for leaks. Replace any damaged hoses and the pump if necessary.

3. Inspect Suspension Components

Tools Required: Jack, jack stands, socket set, torque wrench.
Raise the front of the vehicle using a jack and secure it with jack stands.
Visually inspect the tie rods and ball joints for wear.
- Sub-steps:
  - Grasp each tie rod and check for play.
  - Check ball joints by lifting the wheel and listening for noise.
Replace any worn or damaged components.

4. Check Wheel Bearings

Tools Required: Bearing puller, socket set.
Rotate each front wheel by hand to listen for grinding noises.
If noise is present, remove the wheel and inspect the bearing.
- Sub-steps:
  - If necessary, replace the bearing using a bearing puller.
  - Reassemble and torque to manufacturer specifications.

5. Reassemble and Test

Reinstall any components removed during inspection and ensure all fasteners are tightened to the correct torque specifications.
Reconnect the battery terminal.
Lower the vehicle and ensure all tools are removed from the engine bay.