what does P0302 code mean for my Volkswagen Golf MK7.5 (2020-Present)?

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the engine is cool.
• Disconnect the negative battery terminal.

2. Replace Spark Plug and Ignition Coil

• Remove the engine cover if necessary using a socket set.
• Disconnect the ignition coil connector, then remove the ignition coil by unbolting it.
• Pull out the spark plug using a spark plug socket and ratchet.
• Inspect the spark plug for wear; replace if necessary.
• Install a new spark plug, torquing to manufacturer specifications (typically around 20 Nm).
• Reinstall the ignition coil and reconnect the connector.

3. Inspect and Replace Fuel Injector (if necessary)

• Remove the intake manifold if required for access.
• Disconnect the fuel line and ensure fuel pressure is relieved.
• Unplug the fuel injector connector for cylinder 2.
• Remove the fuel injector using appropriate tools.
• Install a new fuel injector, ensuring proper alignment and sealing.
• Reconnect the fuel line and injector connector.

4. Reassemble and Test

• Reinstall any components removed during the repair, including the intake manifold.
• Reconnect the negative battery terminal.
• Clear the error codes using the OBD-II scanner.