Toyota Yaris: Before Driving / Door and Locks

Advanced Keyless Entry System (If equipped)

The advanced keyless function allows you to lock/unlock the door and the liftgate or open the liftgate/trunk lid while carrying the key. System malfunctions or warnings are indicated by the following warning lights or beeps...

Door Locks

When the ignition is switched to ACC or ON, the vehicle lock-out prevention feature prevents you from locking yourself out of the vehicle. All doors and the liftgate will automatically unlock if they are locked using the power door locks with any door or the liftgate open...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Operation Check

OPERATION CHECK CHECK FRONT SEAT HEATER (a) for LH Side: (1) Turn the ignition switch to ON. (2) Set the seat heater switch LH to "HI" or "LO" and check that the seat heater operates. OK: Seat cushion side and seatback side operate together (3) Operate the seat heater switch LH to switch the seat heater to "HI" or "LO" and check that the heater level indicator illuminates or turns off...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: IG Circuit Short to Ground (B227111)

DESCRIPTION This DTC is stored when a malfunction in the IG circuit or IG hold circuit of the certification ECU (smart key ECU assembly) is detected. DTC No. Detection Item DTC Detection Condition Trouble Area Note B227111 IG Circuit Short to Ground When either of the following conditions is met (1-trip detection logic*1): The IG circuit of the certification ECU (smart key ECU assembly) is malfunctioning...