how to fix P0301 code on Renault Clio V (2019-Present)

Learn how to diagnose and fix P0301 cylinder 1 misfire in Renault Clio V. Step-by-step guide with diagnostic procedures and repair instructions.

Solution

1. Preparation

• Gather tools and parts required for the repair.
• Disconnect the negative battery terminal.
• Ensure the engine is cool before starting work.

2. Replace Spark Plug

• Tools Required: Socket set, torque wrench, spark plug socket.
• Remove the engine cover if applicable.
• Disconnect the ignition coil connector.
• Unscrew the ignition coil using the socket set and remove it from the spark plug.
• Remove the old spark plug with a spark plug socket.
• Install the new spark plug and torque to the manufacturer's specification (typically 15-20 Nm).
• Reinstall the ignition coil and reconnect the connector.

3. Replace Ignition Coil (if faulty)

• Tools Required: Socket set, torque wrench.
• Disconnect the ignition coil connector.
• Remove the ignition coil from the spark plug.
• Install the new ignition coil and torque to the manufacturer's specification (usually 10-15 Nm).
• Reconnect the ignition coil connector.

4. Inspect/Replace Fuel Injector (if needed)

• Tools Required: Fuel injector puller, socket set, torque wrench.
• Relieve the fuel system pressure.
• Disconnect the fuel injector connector.
• Remove the retaining clips and pull the fuel injector out.
• Install new fuel injector and secure it with clips.
• Reconnect the fuel injector connector.

5. Reassemble and Test

• Reconnect the negative battery terminal.
• Start the engine and check for any error codes.
• Allow the engine to reach operating temperature.