Toyota Corolla Cross: General

 Outer Mirror Indicator (Module "B" Side) Circuit Short to Battery (C1AB412)

DESCRIPTION This DTC is stored when the blind spot monitor sensor LH (B) detects a short to +B in the outer rear view mirror indicator LH. DTC No. Detection Item DTC Detection Condition Trouble Area C1AB412 Outer Mirror Indi

 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