my Renault Clio V (2019-Present) is making a knocking noise when driving, what's wrong?

Renault Clio V (2019-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

538 words

Problem Statement

Learn how to diagnose and fix knocking noise in Renault Clio V. 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

•Disconnect the battery before working on electrical systems.
•Ensure the vehicle is securely lifted and supported with jack stands before working underneath it.

Symptoms

•Knocking noise during acceleration or deceleration
•Noise increases with vehicle speed
•Clunking sound over bumps or uneven surfaces
•Vibration felt through the steering wheel or floor
•Potential loss of handling stability

Diagnostic Steps

1
Inspect the suspension components for wear or damage, including struts, shocks, and bushings.
2
Check the engine mounts for signs of wear or failure.
3
Examine the drivetrain components, including CV joints and axles, for any play or damage.
4
Test drive the vehicle to determine the speed and conditions under which the noise occurs.
5
Scan the vehicle’s onboard diagnostics for any stored trouble codes related to engine or transmission 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
•Jack stands
•Socket set
•Torque wrench
•Pry bar

Parts Required

•Struts or shocks (if damaged)
•Bushings (if worn)
•Engine mounts (if damaged)
•CV joint or axle (if worn)

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Diagnostic Steps

1
Inspect the suspension components for wear or damage, including struts, shocks, and bushings.
2
Check the engine mounts for signs of wear or failure.
3
Examine the drivetrain components, including CV joints and axles, for any play or damage.
4
Test drive the vehicle to determine the speed and conditions under which the noise occurs.
5
Scan the vehicle’s onboard diagnostics for any stored trouble codes related to engine or transmission issues.

Solution

1. Preparation

Gather tools and parts required for the repair.
Ensure the vehicle is parked on a flat surface and engage the parking brake.
Disconnect the battery to ensure safety when working on electrical components.

2. Inspect and Replace Suspension Components

Sub-steps:
1. Lift the vehicle using a jack and secure it with jack stands.
2. Remove the wheels to gain access to the suspension components.
3. Visually inspect the struts and shocks for leaks or damage.
4. Check all bushings for cracking or deterioration.
5. If any components are damaged, replace them with OEM or quality aftermarket parts.
Tools Required: Jack, jack stands, socket set, torque wrench.

3. Inspect and Replace Engine Mounts

Sub-steps:
1. With the vehicle still lifted, locate the engine mounts.
2. Inspect the mounts for cracks or separation.
3. If damaged, remove the bolts securing the engine mount to the engine and frame.
4. Install the new engine mount and torque the bolts to the manufacturer’s specifications.
Tools Required: Socket set, torque wrench.

4. Check and Replace Drivetrain Components

Sub-steps:
1. Inspect the CV joints and axles visually for any signs of wear or tearing of the boot.
2. If there is excessive play in the CV joint, remove the axle assembly from the hub.
3. Replace the CV joint or axle as necessary.
4. Reinstall the axle and torque the axle nut to the manufacturer’s specifications.
Tools Required: Socket set, torque wrench, pry bar.