What causes a SPN 362 code?

SPN 362 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 362 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with SPN 362 active.

How do I fix SPN 362?

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 362

J1939 SPN 362 — Fuel/Air parameter

What it means

SPN 362 is a generic J1939 parameter for Engine Speed/Governor Droop or specific fuel/air control parameters (depending on the OEM). It typically signals that the Engine Control Module (ECM) is receiving erratic speed signals or has a configuration error.