Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Electronically Controlled Brake System (for Gasoline Model)

Toyota Corolla Cross (2022-2026) Service Manual / Brake / Brake Control / Dynamic Control Systems / Electronically Controlled Brake System (for Gasoline Model)

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 Precaution

PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: After the ignition switch is turned off, there may be a waiting time before disconnecting the nega

 Parts Location

PARTS LOCATION ILLUSTRATION *A for 2WD *B for AWD *1 FRONT SPEED SENSOR RH *2 FRONT AXLE HUB SUB-ASSEM

 System Diagram

SYSTEM DIAGRAM

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 Electronic Brake Booster Control Module "A" Signal Compare Failure (C121F62)

DESCRIPTION When the self-check function of the electric brake booster (brake booster with master cylinder assembly) detects an internal circuit malfunction, this DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area M

 ECM Power Source Circuit

DESCRIPTION When the ignition switch is turned to ON, the auxiliary battery voltage is applied to IGP of the ECM. When the transistor in the MREL circuit operates, current flows from the auxiliary battery to ground through the drive circuit of the EFI-MAIN NO. 1 relay, thus operating the relay which

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