Toyota Corolla Cross: Backup Boost Converter

 Exhaust Gas Recirculation "A" Flow (P040000-P04029B)

DESCRIPTION Based on the driving conditions, the ECM regulates the volume of exhaust gas that is recirculated to each engine cylinder in order to lower the combustion temperature and reduce NOx emissions. The ECM monitors signals such as engine speed, engine coolant temperature, electric load, and v

 Lost Communication With ECM/PCM "A" Missing Message (U010087,U012987,U014087,U015587,U023087,U111787)

DESCRIPTION These DTCs are stored when there is a CAN communication malfunction between the certification ECU (smart key ECU assembly and ECM, No. 2 skid control ECU (brake actuator assembly), main body ECU (multiplex network body ECU), combination meter assembly, air conditioning amplifier assembly