CAUTION:
Inspect the brake switch with it installed to the brake pedal, otherwise the brake switch may not operate normally. If the brake switch is removed from the brake pedal, replace the brake switch with a new one.
1. Disconnect the brake switch connector.
2. Verify that the continuity is as indicated in the table.

If not as indicated in the table, replace the brake switch.

Brake Fluid Level Sensor Inspection
Input/Turbine Speed Sensor Inspection [FS5 A EL]If your vehicle has to be stopped in an emergency
In rare emergency situations where normal stopping is not possible,
follow this procedure to safely bring your Subaru Solterra to a halt.
Stopping the vehicle
1. Firmly press the brake pedal using both feet and maintain steady pressure.
Avoid repeatedly pumping the brake pedal, as this may redu ...
Mass Air Flow (MAF) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Remove the MAF/IAT sensor..
5. Visually inspect the MAF/IAT sensor for the following:
Damage, cracks, soiling
Rusted sensor terminal
...
Indicator Lights
These lights turn on or flash to notify the user of the system operation
status or a system
malfunction.
Signal
Indicator Lights
* BSM OFF Indicator Light
* Lane Departure Warning System (LDWS) Indicator Light
KEY Indicator Light
...