P0306Severity: High
P0306 – Cylinder 6 Misfire
A misfire was detected in cylinder number 6.
What it means
The ECU detects a loss of combustion in cylinder 6. Common on V6/inline-6 engines; that cylinder's ignition and fuel components should be checked.
Symptoms
- Vibration
- Loss of power
- Check-engine light
- Rough idle
Common causes
- Faulty spark plug (cyl 6)
- Faulty ignition coil
- Clogged/faulty injector
- Compression loss
- Vacuum leak
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Frequently asked questions
What does trouble code P0306 mean?
P0306 – Cylinder 6 Misfire. The ECU detects a loss of combustion in cylinder 6. Common on V6/inline-6 engines; that cylinder's ignition and fuel components should be checked.
Can I drive with a P0306 code?
This code is high severity. Driving for long can damage the engine; have it checked as soon as possible.