DTC U0131-00: Communication Error With Electric Power Steering (EPS) Control Module (BCM): Outline

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

DTC U0131:00 (BCM) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Communication error with Electric Power Steering (EPS) control module
Detection condition	The body control module (BCM) cannot receive CAN signal from the Electric Power Steering (EPS) control module.
Fail-safe	Sets to default signal.
Possible cause	Malfunction in CAN communication line between Electric Power Steering (EPS) control module and body control module (BCM)
System wiring diagram	Not applicable