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DTC U0010-88/U0155-00: Unit Communication Error (Ms-Can): Notes

WARNING: This page is about a different car, the 2013 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location  U0010:88 
  • Unit communication error (MS-CAN) 

U0155:00 
  • Communication error with instrument cluster 
Detection condition 
  • U0010:88
    • With the ignition switched ON (engine off or on), the rear body control module (RBCM) detects a CAN communication line (MS-CAN) error.
  • U0155:00
    • The rear body control module (RBCM) cannot receive CAN signals from the instrument cluster for 5 s or more  with the ignition switched ON (engine off or on).
Fail-safe  -
Possible cause 
  • Malfunction in CAN bus communication line
  • Malfunction in CAN line between the instrument cluster and rear body control module (RBCM)
System wiring diagram  -
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