what does the P0302 code mean for my Volkswagen Golf MK6 (2009-2014)?

Solution

1. Preparation

• Gather tools and parts needed for the repair.
• Disconnect the vehicle battery to prevent any electrical shorts.

2. Replace Spark Plug

• Tools Required: Socket set, torque wrench, gap gauge
• Remove the ignition coil from cylinder 2.
• Unscrew the spark plug using a spark plug socket.
• Inspect the old spark plug for damage or excessive wear.
• Install a new spark plug, ensuring it is gapped correctly to manufacturer specifications (typically around 0.028-0.032 inches).
• Torque the spark plug to the specified value (usually around 15 lb-ft).

3. Replace Ignition Coil

• Tools Required: Socket set, ratchet
• If the ignition coil is faulty, remove the old ignition coil from cylinder 2.
• Install the new ignition coil, ensuring it is seated properly and connected securely.
• Reconnect the battery.

4. Replace Fuel Injector (if necessary)

• Tools Required: Injector puller tool, torque wrench
• Disconnect the fuel rail and remove the old fuel injector from cylinder 2.
• Install a new fuel injector, ensuring proper O-ring placement.
• Reassemble the fuel rail, tightening to manufacturer specifications.