1. Disconnect the brake fluid level sensor connector from the master cylinder.
2. Inspect for continuity according to fluid level between the brake fluid level sensor terminals.

If not as indicated in the table, replace the reserve tank.

Brake Switch InspectionTrunk Lid Latch Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the trunk lid trim..
3. Remove the trunk lid latch and lock actuator..
4. Press the latch in using a flathead screwdriver to inspect the latch lever
condition.
5. Verify that the continuity is as indicated in the table.
I ...
Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
A/F Sensor Inspection
1. Connect the M-MDS to the DLC-2.
2. Switch the ignition to ON.
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
VSS (Vehicle speed)
RPM (Engine speed)
O2S11 (A/F sensor output current)
...
If your vehicle overheats
If the message "EV System overheated Output power reduced" appears
on the multi-information display of your Subaru Solterra, it indicates that the
system temperature has risen beyond optimal limits and immediate action is required
to prevent potential damage.
NOTICE
■ Cooling system coolan ...