P0281
Cylinder 7 Contribution/Balance
Cylinder 7 contributes less power than expected.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Injector or ignition coil weak on cylinder 7Common
Parts involved
- Injector Cyl7
- Ignition Coil Cyl7
P0281 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.