What causes a U0713 code?

U0713 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 U0713 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with U0713 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

OBD-II

U0713

Network/CAN bus communication code U0713

What it means

Lost communication with Telematics or Infotainment Bridge. This code specifically points to a data interruption on the auxiliary network for fleet management or media systems.