Toyota Corolla Cross: K120f (cvt)

 Lost Communication with TCM Missing Message (U010187)

MONITOR DESCRIPTION The Transmission Control Module (TCM) and ECM perform 2-way communication with each other via the Controller Area Network (CAN). The TCM sends signals to the ECM concerning required engine speed, required engine torque, warning indicators in the combination meter assembly, DTCs a

 Operation Check

OPERATION CHECK CHECK WINDSHIELD DEICER SYSTEM (a) Turn the ignition switch to ON. (b) Check that the windshield deicer wire (windshield glass) becomes warm by operating the front wiper deicer switch. (c) Confirm that windshield deicer system operation stops after approximately 15 minutes. NOTICE