Common Symptoms
- Check engine light illuminated
- Rough idle or engine vibration
- Loss of power or hesitation during acceleration
- Poor fuel economy
- Engine may shake or stumble under load
- Possible raw fuel smell from exhaust
Most Likely Root Causes
- Faulty ignition coil or spark plug on cylinder 2
- Fuel injector malfunction or clogging on cylinder 2
- Low compression in cylinder 2 due to mechanical wear
- Vacuum leak affecting cylinder 2
- Faulty spark plug wire or ignition coil boot
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Component Location
Cylinder 2 is typically the second cylinder in the firing order, located on the engine block according to manufacturer numbering convention.
Manufacturer Notes
Cylinder numbering convention varies by manufacturer and engine configuration; consult service manual for correct identification of cylinder 2 location.
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