All doors and the liftgate lock automatically when the driver's door is locked using the auxiliary key.
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.
Turn the auxiliary key toward the front to lock, toward the back to unlock.

NOTE Holding the auxiliary key in the unlocked position in the driver's door lock for about a second unlocks all doors and the liftgate.
To unlock only the driver's door, insert the auxiliary key into the driver's door lock and turn the auxiliary key briefly to the unlock position and then immediately return it to the center position.
Operational Range
Locking, Unlocking with Request
Switch (With the advanced keyless
function)High Mount Brake Light Disassembly/Assembly
4SD
1. Disconnect the negative battery cable..
2. Remove the trunk lid trim..
3. Remove the high-mount brake light..
4. Remove the high-mount brake light outer lens.
5. Remove the high-mount brake light inner lens.
6. Remove the screws (with advanced keyless entry and push button ...
LCA (Lane Change Assist)
LCA functions
In the Subaru Solterra, the Lane Change Assist (LCA) system works in conjunction
with Lane Tracing Assist (LTA) to support smoother and more controlled lane changes.
By applying subtle steering inputs, the Subaru Solterra helps guide the vehicle
into the adjacent lane when condi ...
Operational Range
WARNING
Always take all children and pets with
you or leave a responsible person with
them:
Leaving a child or a pet unattended in
a parked vehicle is dangerous. In hot
weather, temperatures inside a vehicle
can become high enough to cause
brain damage or even death.
...