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P0306 — Cylinder 6 Misfire Detected

Cylinder 6 is misfiring.

Severity: HighRepair: $20-$800Difficulty: Easy

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Common symptoms of P0306

Common causes of P0306

Repair cost & difficulty

Typical cost to fix P0306: $20-$800 · Difficulty: Easy

Pro tip: Cylinder 6 on V6 engines is often on the rear bank near firewall — check for heat-damaged wiring.

Vehicles commonly affected

V6, V8 engines

Related trouble codes

P0300

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ScanFixAI is a diagnostic aid, not a substitute for professional repair. Cost estimates are typical ranges and vary by vehicle and region.