What causes a SPN 523610 code?

SPN 523610 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 523610 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with SPN 523610 active.

How do I fix SPN 523610?

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 523610

Meritor MTec ECU Power Supply Fault

What it means

This code indicates an issue with the power supply to the Meritor MTec Electronic Control Unit (ECU), which can cause the brake system to malfunction or become inoperative.