1. Disconnect the negative battery cable..
2. Remove the inner garnish..
3. Remove the front door trim..
4. Remove the front inner handle..
5. Inspect for continuity between the door lock switch terminals using an ohmmeter.

If not as indicated in the table, replace the door lock switch.

Theft Deterrent System Reading Freeze Frame Data
Door Lock Switch Removal/InstallationSRS airbags
The SRS airbag system in the Subaru Solterra is engineered to deploy
during specific types of severe impacts that may otherwise cause serious harm to
vehicle occupants. These advanced airbags function in combination with seat belts
to significantly reduce the risk of fatal or severe injuries.
...
Steering Gear And Linkage Disassembly
CAUTION:
To prevent damage to the steering gear, secure it to the vise using a copper
plate or clean cloth.
1. Disassemble in the order indicated in the table.
1
Floor seal
2
Oil pipe
3
Tie-rod end ...
PID/Data Monitor Inspection [Instrument Cluster]
1. Connect the M-MDS (IDS) to the DLC-2.
2. After the vehicle is identified, select the following items from the initialization
screen of the IDS.
a. Select “DataLogger”.
b. Select “Modules”.
c. Select “IC”.
3. Select the applicable PID from the PID table.
4. Verify the ...