Toyota Yaris: Door Locks / Locking, Unlocking with Auxiliary Key

Toyota Yaris XP210 (2020-2025) Owner's Manual / Before Driving / Door and Locks / Door Locks / Locking, Unlocking with Auxiliary Key

Turn the auxiliary key toward the front to lock, toward the back to unlock.

Toyota Yaris. Locking, Unlocking with Auxiliary Key

Lock
Unlock

To lock

All doors and the liftgate lock automatically when the driver’s door is locked using the auxiliary key.

To unlock

The driver’s door unlocks when the auxiliary key is turned briefly to the unlock position and then immediately returned to the center position.

All doors and the liftgate unlock when the driver’s door is unlocked and the auxiliary key is held in the unlock position for one second or longer.

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...

Locking, Unlocking with Request Switch (With the advanced keyless function)

All doors and the liftgate can be locked/unlocked by pressing the request switch while the key is being carried. To lock To lock the doors and the liftgate, press the request switch and the hazard warning lights will flash once...

Other information:

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Lost Communication with Alternator Missing Message (P161A87)

DESCRIPTION The ECM communicates with the generator assembly via LIN communication. If a LIN communication error is detected, the ECM stores this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P161A87 Lost Communication with Alternator Missing Message Generator assembly or ECM communication stops for approximately 17 minutes or more with the ignition switch ON (1 trip detection logic) Wire harness or connector Generator assembly ECM Comes on SAE Code: P161A WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following inspection procedure...

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Power Source Control System Missing Message (B278C87)

DESCRIPTION When an internal malfunction is detected in the certification ECU (smart key ECU assembly), this DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area B278C87 Power Source Control System Missing Message An internal malfunction occurs in the certification ECU (smart key ECU assembly)...