DTC U007D-88: Module Communication Error (Between Body Control Module (BCM) And DLC-2) (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 U007D:88 (BCM) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Module communication error (between body control module (BCM) and DLC-2)
Detection condition	The body control module (BCM) detects a CAN BUS communication line (between body control module (BCM) and DLC-2) malfunction.
Fail-safe	Not applicable
Possible cause	Malfunction in CAN bus communication line
System wiring diagram	Not applicable