What causes a SPN 1210 code?

SPN 1210 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 SPN 1210 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with SPN 1210 active.

How do I fix SPN 1210?

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

J1939 SPN

SPN 1210

Engine Cylinder 10 Injection Pressure

What it means

Monitors the fuel injection pressure specific to cylinder 10 in large multi-cylinder diesel engines. Indicates an issue with the high-pressure fuel rail or injector.