Powertrain
generic / SAE
P0273
Cylinder 2 Contribution/Balance
The ECU compares torque contribution of cylinder 2 against other cylinders by analyzing crankshaft angular velocity. Persistent low contribution triggers this code.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number2 / 73
Possible causes
- Injector flow low high
- Low compression cylinder 2 medium
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–6 h
- Component: fuel injector
- Component: ignition coil
- Component: spark plug
- Component: compression
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012