What causes a SPN 467 code?

SPN 467 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 467 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with SPN 467 active.

How do I fix SPN 467?

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 467

J1939 SPN 467 — Fuel/Air parameter

What it means

J1939 SPN 467 represents an issue with the Fuel/Air ratio parameters, often indicating the data received by the engine controller is out of range or the sensor tracking the fuel/air mix is malfunctioning.