Conditions for Setting the DTC

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

The EBCM detects the pump motor runs continuously.
The EBCM detects the pump motor is binding or stalled.
The EBCM detects an open/high resistance on the ground circuit.
The EBCM detects a short to ground or an open/high resistance on the B+ circuit.