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

Toyota Highlander Third Generation (2014-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

510 words

Problem Statement

Diagnose and fix strange noise when turning in Toyota Highlander (2014-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Steering

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always use the correct fluid type specified in the owner’s manual.
•Ensure the vehicle is securely supported before working underneath.
•Disconnect the battery before working on electrical systems.
•Use proper lifting techniques to avoid injury when replacing heavy components.

Symptoms

•Grinding or squeaking noise during turns
•Clunking or popping noise when steering
•Steering feels stiff or unresponsive
•Vibration in the steering wheel
•Fluid leaks under the vehicle

Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any visible leaks in the power steering system.
3
Examine the CV joints and axles for signs of wear or damage.
4
Listen for noise while turning the steering wheel in place (stationary).
5
Test drive the vehicle to replicate the noise under various turning conditions.
6
Inspect the suspension components for wear or damage.

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

•Funnel
•Jack stands
•Socket set
•Torque wrench
•Impact wrench
•Wrench set

Parts Required

•Power steering fluid
•CV joint assembly (if needed)
•Suspension components (if needed)

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Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any visible leaks in the power steering system.
3
Examine the CV joints and axles for signs of wear or damage.
4
Listen for noise while turning the steering wheel in place (stationary).
5
Test drive the vehicle to replicate the noise under various turning conditions.
6
Inspect the suspension components for wear or damage.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is parked on a level surface with the engine off.
Disconnect the negative battery terminal to ensure safety while working.

2. Check and Replenish Power Steering Fluid

Sub-steps:
1. Locate the power steering fluid reservoir.
2. Remove the cap and check the fluid level against the dipstick.
3. If low, add the recommended power steering fluid type until it reaches the correct level.
Tools Required: Funnel
Safety Warnings: Always use the correct fluid type specified in the owner’s manual.

3. Inspect and Replace CV Joints (if necessary)

Sub-steps:
1. Lift the vehicle securely on jack stands and remove the front wheels.
2. Inspect the CV boots for tears or leaks.
3. If damage is found, remove the axle nut using a socket and impact wrench.
4. Disconnect the lower control arm and remove the CV joint from the transmission and hub.
5. Install the new CV joint and ensure proper torque on the axle nut (typically 150 ft-lbs).
Tools Required: Jack stands, socket set, torque wrench, impact wrench
Safety Warnings: Ensure the vehicle is securely supported before working underneath.

4. Inspect Suspension Components

Sub-steps:
1. Visually inspect the struts, bushings, and control arms for damage or wear.
2. Replace any worn or damaged components as necessary.
Tools Required: Wrench set, socket set
Safety Warnings: Use proper lifting techniques to avoid injury when replacing heavy components.