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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 72 (Electronically Controlled Brake System (HEV) - Diagnostic Codes (4 Of 6)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C1300: Skid Control ECU Malfunction [01/2019 - 09/2022] >> Component Operating Range

Component Operating Range

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C0597 (CASE 1)

Both of the following conditions are met -
EEPROM write Success
EEPROM read Success
C0597 (CASE 2)

Both of the following conditions are met -
Serial communication with low side IC Valid
Serial communication with high side IC Valid
C0597 (CASE 3)

CPU function Normalcy
C0597 (CASE 4)

Both of the following conditions are met -
Skid control ECU (brake booster with master cylinder assembly) state Initial check
IC function Normalcy