What causes a SPN 3498 code?

SPN 3498 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 3498 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with SPN 3498 active.

How do I fix SPN 3498?

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 3498

J1939 SPN 3498 — Body/Chassis parameter

What it means

SPN 3498 refers to the Body/Chassis data link or parameter. It typically indicates that the engine controller or central gateway is not receiving expected data from the body controller or that the data received is invalid.