P0302 – Cylinder 2 Misfire Detected

Description

Engine is misfiring specifically in cylinder 2.

Need More Than Just the Fault Code?

A diagnostic scanner with live data, freeze-frame information and the right system access can help you investigate the actual cause before replacing parts.

Compare Diagnostic Scanners

Symptoms

  • Rough idle
  • Hesitation
  • Poor acceleration
  • Engine shaking
  • Check engine light

Causes

  • Worn spark plug
  • Faulty ignition coil
  • Vacuum leak near cylinder 2
  • Fuel injector issue
  • Low compression

Diagnosis

  • Check misfire counters
  • Inspect spark plug
  • Test ignition coil
  • Check injector pulse
  • Perform compression test

Repair

  • Replace spark plug
  • Replace faulty coil
  • Fix vacuum leaks
  • Clean or replace injector
  • Repair compression issue