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Home >> Toyota >> 2021 >> RAV4 LE, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System (W/O Vacuum Brake Booster) - Diagnostic Codes (3 Of 8) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/o Vacuum Brake Booster) >> DTC C1203: ECM Communication Circuit [02/2019 - 12/2021] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • When replacing the skid control ECU (brake booster with master cylinder assembly), perform initialization and calibration of the linear solenoid valve.

    Refer to UTILITY [02/2019 - 12/2021]

  • When replacing the yaw rate and acceleration sensor (airbag ECU assembly), perform zero point calibration.

    Refer to UTILITY [02/2019 - 12/2021]

  • Recognition code registration is necessary when replacing the main body ECU (multiplex network body ECU).

    If the main body ECU (multiplex network body ECU) is replaced, refer to Registration.

    Refer to REGISTRATION [11/2018 - 10/2019] , or refer to REGISTRATION [10/2019 - 12/2021]