Powertrain
generic / SAE
P0302
Cylinder 2 Misfire Detected
Misfires concentrated on cylinder 2. Diagnostic approach is identical to P0301 — swap the suspect coil or plug with a known-good cylinder and see if the misfire follows.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number3 / 02
Possible causes
- Ignition coil for cylinder 2 failed high
- Spark plug for cylinder 2 worn or fouled high
- Cylinder 2 injector clogged medium
Symptoms
- Check engine light on or flashing
- Rough idle and uneven running
- Power loss, hesitation under acceleration
- Increased fuel consumption
- Possible smell of unburned fuel from exhaust
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 40–800 €
- Estimated time: 0.3–4 h
- Component: ignition coil
- Component: spark plug
- Component: fuel injector
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012