What causes a P0295 code?

P0295 can be triggered by several issues — see the verified probable causes and step-by-step diagnostics shared by mechanics and owners on OBDIY.

Can I drive with a P0295 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with P0295 active.

Follow the step-by-step diagnostic on this page, then read the verified fixes contributed by other Heavy Truck owners — the answer marked "Verified Cause" worked for the original poster.

OBDIY

OBD-II

P0295

Cylinder 12 Contribution/Balance Fault Detected

What it means

The Engine Control Module (ECM) has detected that cylinder number 12 is not contributing sufficient power compared to other cylinders based on crankshaft speed fluctuations.