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Home >> Toyota >> 2017 >> 86 Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (6 Of 6) >> SFI System >> DTC U0073: Control Module Communication Bus "A" Off; DTC U0101: Lost Communication with TCM; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0402: Invalid Data Received from TCM; DTC U0416: Invalid Data Received from Vehicle Dynamics Control Module; DTC U0423: Invalid Data Received from Instrument Panel Cluster Control Module [06/2016 - ] >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

U0073

CAN bus condition Bus off
U0101

CAN data from TCM Lost
U0122

CAN data from skid control ECU (brake actuator assembly) Lost
U0155

CAN data from combination meter assembly Lost
U0402

CAN data from TCM Did not change
U0416

CAN data from skid control ECU (brake actuator assembly) Did not change
U0423

CAN data from combination meter assembly Did not change
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