Toyota Corolla Cross: Oil Pan

 Immobiliser System does not Operate Properly

DESCRIPTION The immobiliser function compares the ID code that is registered in the certification ECU (smart key ECU assembly) with the ID code of the transponder chip that is embedded in the electrical key transmitter sub-assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When using

 Electronic Brake Booster Control Module "A" System Internal Failure (C121F04,C14C9A3)

DESCRIPTION If there is a malfunction in the power source circuit, the electric brake booster (brake booster with master cylinder assembly) stores a DTC, and ABS, brake assist, regenerative braking, etc. operation is prohibited by fail-safe control. When a malfunction in the auxiliary battery,