DTC U0001-88: Unit Communication Error (HS-Can) (Airbag) (Us): 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 U0001:88 [SAS CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Unit communication error (HS-CAN)
Detection condition	SAS control module detects a CAN communication line (HS-CAN) error.
Fail-safe	Not applicable
Possible cause	Malfunction in CAN bus communication line
System wiring diagram	Not applicable
Connector diagram	Not applicable