What causes a P0359 code?

P0359 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 P0359 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with P0359 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

P0359

Ignition Coil I Primary/Secondary Circuit Malfunction

What it means

Indicates a circuit failure in the ninth cylinder ignition path, typically relevant to spark-ignited natural gas heavy-duty engines like the Cummins ISX12 G or International CNG variants.