DTC U0001-88; U0155-00: Module Communication Error: Notes

WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.

System malfunction location	U0001:88: Module communication error (HS-CAN) U0155:00: Communication error with instrument cluster
Detection condition	U0001:88 The SAS control module detects a CAN communication line (HS-CAN) error. U0155:00 The SAS control module could not receive CAN signal from the instrument cluster for 5 s or more .
Fail-safe function	Not applicable
Possible cause	Malfunction in CAN bus communication line Malfunction in CAN line between the SAS control module and instrument cluster
System wiring diagram	Not applicable