P0302 – Cylinder 2 Misfire Detected

Description

Engine is misfiring specifically in cylinder 2.

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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