What causes a U3260 code?

U3260 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 U3260 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with U3260 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

Log in Sign up

OBD-II

U3260

Manufacturer-specific network code U3260

What it means

Communication error with the Multimedia or Infotainment gateway node.

Sign in to view symptoms, probable causes, diagnostic steps, severity, and related codes

Log in Sign up free