why is my Toyota Highlander Third Generation (2014-2019) making a clunking noise when turning?

Toyota Highlander Third Generation (2014-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

556 words

Problem Statement

Learn how to diagnose and fix clunking noise when turning in Toyota Highlander (2014-2019). 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 ensure the vehicle is securely lifted and supported before working underneath.
•Disconnect the battery before working on electrical components to prevent short circuits.

Symptoms

•Clunking noise during left or right turns
•Noise may increase with sharper turns
•Possible vibrations felt through the steering wheel
•Uneven tire wear on the front tires
•Loose or wobbling steering feel

Diagnostic Steps

1
Inspect the suspension components visually for signs of wear or damage.
2
Check the power steering fluid level and condition.
3
Test drive the vehicle to replicate the noise and determine specific conditions (speed, angle of turn).
4
Inspect the CV joints and boots for any signs of wear or leaking grease.
5
Examine the wheel bearings for play or abnormal sounds.
6
Check the engine and transmission mounts for any signs of damage or looseness.

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
•Socket set
•Torque wrench
•Pry bar

Parts Required

•CV joint or axle assembly (if damaged)
•CV joint grease (if only boot is damaged)
•Wheel bearing assembly (if necessary)
•Engine or transmission mounts (if damaged)

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Diagnostic Steps

1
Inspect the suspension components visually for signs of wear or damage.
2
Check the power steering fluid level and condition.
3
Test drive the vehicle to replicate the noise and determine specific conditions (speed, angle of turn).
4
Inspect the CV joints and boots for any signs of wear or leaking grease.
5
Examine the wheel bearings for play or abnormal sounds.
6
Check the engine and transmission mounts for any signs of damage or looseness.

Solution

1. Preparation

Gather necessary tools.
Ensure the vehicle is parked on a level surface and engage the parking brake.
Disconnect the battery if working near electrical components.

2. Inspect Suspension Components

Sub-steps:
- Use a jack and jack stands to lift the front of the vehicle safely.
- Remove the front wheels using a socket set.
- Visually inspect the control arms, ball joints, and struts for any cracks, leaks, or physical damage.

Tools Required:

Jack and jack stands
Socket set
Torque wrench

3. Check CV Joints and Boots

Sub-steps:
- Inspect the CV joints for any cracks or tears in the boot.
- If the boot is damaged, replace the CV joint or axle assembly as needed.
- Ensure that the CV joint is properly lubricated.

Parts Required:

CV joint or axle assembly (if damaged)
CV joint grease (if only boot is damaged)

4. Examine Wheel Bearings

Sub-steps:
- Spin the wheel while it is off the ground to listen for grinding noises.
- If any noise is heard, the wheel bearing may need to be replaced.
- Remove the hub assembly to replace the wheel bearing if necessary.

Parts Required:

Wheel bearing assembly (if necessary)

5. Inspect Engine and Transmission Mounts

Sub-steps:
- Check for any visible cracks or separation in the mounts.
- Use a pry bar to gently check for excessive movement in the mounts.
- Replace any damaged mounts with new OEM or high-quality aftermarket parts.

Parts Required:

Engine or transmission mounts (if damaged)