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Home >> Mazda >> 2016 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> On-Board Diagnostic - Two-Step Deployment Control System >> DTC U0101-00: TCM Communication Error >> Notes

DTC U0101-00: TCM Communication Error: Notes

System malfunction location
  • TCM communication error
Detection condition 
  • The SAS control module does not receive CAN signal from TCM for 5 s or more  , or receives CAN signal error from TCM for 0.4 s  .
Fail-safe function  Not applicable
Possible cause 
  • Malfunction in CAN line between the SAS control module and TCM
System wiring diagram  Not applicable
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