why does my Toyota Highlander Third Generation (2014-2019) make a grinding noise when turning

Toyota Highlander Third Generation (2014-2019)

Error Codes

3-5 hours

Time

medium

Difficulty

medium

Severity

3 min read

459 words

Problem Statement

Learn how to diagnose and fix grinding noise when turning in Toyota Highlander 2014-2019. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Steering

Estimated Time

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Allow the vehicle to cool before working on suspension or steering systems.

Symptoms

•Grinding noise when making turns
•Vibration in the steering wheel during turns
•Difficulty in steering or increased resistance
•Uneven tire wear
•Clunking sounds when going 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 wheel bearings for play or roughness.
4
Inspect the suspension components, including control arms and bushings.
5
Test drive the vehicle and listen for changes in noise during left and right turns.
6
Scan for any error codes that may indicate electronic steering issues.

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
•Bearing press
•Screwdrivers
•Multimeter

Parts Required

•Power steering fluid
•CV joint or axle assembly (if needed)
•Wheel bearings
•Suspension components (if needed)

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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 wheel bearings for play or roughness.
4
Inspect the suspension components, including control arms and bushings.
5
Test drive the vehicle and listen for changes in noise during left and right turns.
6
Scan for any error codes that may indicate electronic steering issues.

Solution

1. Preparation

Gather tools and parts needed.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the battery to ensure safety during repairs.

2. Inspect and Replace Power Steering Fluid

Sub-steps:
1. Locate the power steering reservoir.
2. Remove the cap and check the fluid level; if low, top it up with manufacturer-recommended fluid.
3. If the fluid is dark or contaminated, drain and replace it completely.
4. Bleed the power steering system as per manufacturer instructions.

3. Inspect and Replace CV Joints

Sub-steps:
1. Lift the front of the vehicle using a jack and secure it with jack stands.
2. Remove the front wheels to gain access to the CV joints.
3. Inspect the CV boots for tears or leaks; replace if damaged.
4. If the CV joints are worn, remove the axle and replace the joint or the entire axle assembly.

4. Inspect and Replace Wheel Bearings

Sub-steps:
1. With the wheels removed, check for any play in the wheel bearings by wiggling the wheel.
2. If there is excessive play or grinding, remove the hub assembly.
3. Replace the wheel bearings using a bearing press and follow torque specifications for reassembly.

5. Inspect and Replace Suspension Components

Sub-steps:
1. Check control arms and bushings for wear and damage.
2. If any components are worn, remove the affected part using appropriate tools.
3. Install new parts, ensuring to torque bolts to manufacturer specifications.

Tools Required:

Jack and jack stands
Socket set
Torque wrench
Bearing press
Screwdrivers
Multimeter (for electrical checks)

Parts Required:

Power steering fluid
CV joint or axle assembly (if needed)
Wheel bearings
Suspension components (if needed)

Estimated Repair Time: 3-5 hours

Safety Warnings:

Disconnect the battery before working on electrical components.
Allow the vehicle to cool before working on suspension or steering systems.