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Home >> Toyota >> 2019 >> 86 Base, Automatic Trans >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission System [TX6A] - Diagnostic Codes & Circuit Tests >> Automatic Transmission System >> Diagnostic Codes >> DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0140: Lost Communication with Body Control Module; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module [06/2016 - ] >> Typical Enabling Conditions
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Typical Enabling Conditions

12 V battery system voltage More than 9.0 V
for time 1 sec. or more
CAN BUS OFF(U0073) No failure