my Toyota Highlander makes a knocking noise when turning what's going on

Toyota Highlander Third Generation (2014-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

487 words

Problem Statement

Learn how to diagnose and fix knocking noise when turning in Toyota Highlander. 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

•Ensure the vehicle is stable before working underneath.
•Disconnect the battery before working on electrical systems if necessary.
•Allow the vehicle to cool before working on any hot components.

Symptoms

•Knocking noise when turning the steering wheel
•Noise increases with speed during turns
•Vibration felt in the steering wheel
•Possible clunking sound when hitting bumps
•Uneven tire wear

Diagnostic Steps

1
Inspect the steering components for wear or damage.
2
Check the CV joints for signs of tearing or grease leakage.
3
Examine suspension components, including control arms and bushings.
4
Lift the vehicle and check for play in the wheel bearings.
5
Inspect the tie rod ends for looseness or damage.
6
Test drive the vehicle while observing the noise under different turning conditions.

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
•Pry bar
•Socket set
•Torque wrench
•OBD-II scanner

Parts Required

•CV joint assembly (if damaged)
•Control arm bushings (if worn)
•Tie rod ends (if damaged)

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Diagnostic Steps

1
Inspect the steering components for wear or damage.
2
Check the CV joints for signs of tearing or grease leakage.
3
Examine suspension components, including control arms and bushings.
4
Lift the vehicle and check for play in the wheel bearings.
5
Inspect the tie rod ends for looseness or damage.
6
Test drive the vehicle while observing the noise under different turning conditions.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and engage the parking brake.

2. Lift the Vehicle

Use a jack to lift the front of the vehicle and secure it with jack stands.
Safety warning: Ensure the vehicle is stable before working underneath.

3. Inspect Suspension Components

Visually inspect the control arms and bushings for cracks or excessive wear.
Use a pry bar to check for play on the control arm bushings and ball joints.
Replace any worn or damaged components as needed.

4. Check the CV Joints

Inspect the CV joint boots for tears or grease leaks.
If damage is found, replace the CV joint assembly or boot as necessary.
Ensure to properly torque any bolts during reassembly according to specifications.

5. Examine Tie Rod Ends

Check the tie rod ends for any signs of wear or looseness.
If any play is detected, replace the tie rod end.
Use a torque wrench to secure the tie rod end to manufacturer specifications.

6. Reassemble and Lower Vehicle

Reattach any components that were removed for inspection.
Lower the vehicle back to the ground and remove jack stands.