Mode 1 this mode connects the shift position with automatic door locking but notably not unlocking.
Toyota corolla 2015 automatic door lock ignition off.
Mode 3 links the automatic locking and unlocking of the doors with the shift position.
When the shift lever is moved back into park all of the doors are automatically unlocked.
One of the first items to note is if the door locks are failing to lock unlock at all four doors or just one when turning the key or using the remote key fob.
When the seat belt light flashes in the dashboard press the unlock button on the door and keep it pressed for about 5 seconds.
Rather than starting the engine turn the key to on.
Close all the doors and switch the engine switch to ignition on mode.
Perform step 2 within 20 seconds vehicles with a smart key system.
Turn the key back one place to acc then turn it back to on.
The toyota corolla power door locks are fairly straightforward and should be relatively easy to diagnose what is causing the issue.
Four doors multiple doors fail to lock unlock.
Warning switch warning switch.
When all the doors are closed and the key is in the on position moving the shift lever out of park will automatically lock all doors.
When the key is in the ignition and in the on position and when all doors are shut they will automatically lock when you move the shift lever out of park mode 2 this mode simply turns off the feature.