FAULTBASE
Error CodesASKCars
© 2025 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
Home/Cars/Renault/Clio/V (2019-Present)/how to fix rough idle problem in Renault Clio V (2019-Present)?

how to fix rough idle problem in Renault Clio V (2019-Present)?

Renault Clio V (2019-Present)

Error Codes
Severity: mediumDifficulty: medium2-4 hours
3 min read
548 words

Problem Statement

Learn how to diagnose and fix rough idle issues in Renault Clio V (2019-Present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Component
Engine
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow engine to cool before opening any components.

Symptoms

  • •Check engine light illuminated
  • •Engine RPM fluctuates while idling
  • •Engine may stall intermittently
  • •Increased vibrations felt in the cabin
  • •Poor fuel economy
  • •Unusual sounds from the engine compartment

Diagnostic Steps

  1. 1Scan the vehicle's OBD-II system for error codes.
  2. 2Inspect the air intake system for leaks or blockages.
  3. 3Check the condition of the spark plugs and ignition coils.
  4. 4Examine fuel injectors for proper operation and cleanliness.
  5. 5Verify the functionality of the idle air control valve (IACV).
  6. 6Inspect the throttle body for carbon build-up or malfunctions.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Disconnect the battery to prevent electrical shorts.
  • Allow the engine to cool if it has been running.

2. Inspect and Replace Spark Plugs

  • Tools Required: Spark plug socket, torque wrench, gap gauge.
  • Remove the ignition coils or wires to access the spark plugs.
  • Use the spark plug socket to remove old spark plugs.
  • Check the gap on new spark plugs and adjust to manufacturer specifications.
  • Install new spark plugs and torque to the recommended value (usually around 15-20 Nm).

3. Clean or Replace Fuel Injectors

  • Tools Required: Fuel injector cleaning kit or replacement injectors.
  • Remove the fuel rail to access the injectors.
  • If cleaning, use the injector cleaning kit as per instructions; if replacing, install new injectors.
  • Reassemble the fuel rail and ensure all connections are secure.

4. Clean Throttle Body

  • Tools Required: Throttle body cleaner, soft cloth, screwdriver.
  • Remove the air intake duct to access the throttle body.
  • Spray throttle body cleaner onto a cloth and wipe the throttle body surfaces, ensuring to clean around the butterfly valve.
  • Reinstall the air intake duct securely.

5. Inspect and Replace Idle Air Control Valve (IACV)

  • Tools Required: Socket set, torque wrench.
  • Locate the IACV on the intake manifold.
  • Disconnect electrical connectors and remove mounting bolts.
  • Replace with a new IACV, ensuring it is seated properly and reconnect any electrical connectors.

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

  • OBD-II scanner
  • Socket set
  • Torque wrench
  • Spark plug socket
  • Throttle body cleaner

Parts Required

  • Spark plugs
  • Fuel injectors (if necessary)
  • Idle air control valve (if necessary)

Additional Information

Component

Engine

Repair Time

2-4 hours

Difficulty

medium

Severity

medium

Tools

5 items

Parts

3 items

Related Faults

  1. how to fix P0420 code in Renault Clio V (2019-Present)

    Learn how to diagnose and fix P0420 catalytic converter efficiency issue in Renault Clio V. Step-by-step guide with diagnostic procedures and repair instructions.

    P0420Exhaust System5 symptoms
  2. how to fix U0121 code in Renault Clio V (2019-Present)

    Learn how to diagnose and fix U0121 communication issue in Renault Clio V. Step-by-step guide with diagnostic procedures and repair instructions.

    U0121Electrical5 symptoms
  3. how to fix P0300 misfire code in Renault Clio V (2019-Present)

    Learn how to diagnose and fix P0300 engine misfire in Renault Clio V. Step-by-step guide with diagnostic procedures and repair instructions.

    P0300Engine6 symptoms
  4. how to check fuses in Renault Clio V (2019-Present)

    Learn how to check fuses in Renault Clio V (2019-Present) to troubleshoot electrical issues. Step-by-step guide for effective diagnosis and repair.

    Electrical5 symptoms
  5. why is my Renault Clio V (2019-Present) check engine light on after oil change

    Learn how to diagnose and fix the check engine light issue after an oil change in Renault Clio V. Step-by-step guide with diagnostic procedures and repair instructions.

    Engine5 symptoms
  6. what causes my Renault Clio V (2019-Present) brakes to squeak?

    Discover the causes of squeaking brakes in Renault Clio V. Follow our detailed guide for diagnosis and repair steps to restore braking performance.

    Brakes5 symptoms

Share this solution

Comments

Sign in to share your thoughts

Sign In

No comments yet

Be the first to share your thoughts

Back to Generation