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 InspectionStarter Inspection [Skyactiv G 2.0]
On-vehicle Inspection
1. Verify that the battery is fully charged.
2. The starter is normal if it rotates smoothly and without any noise when the
engine is cranked.
If the starter does not operate, inspect the following:
Remove the starter, and inspect the starter unit.
...
Vanity Mirror Illumination Bulb Removal/Installation
1. Disconnect the negative battery cable..
2. Insert a tape-wrapped flathead screwdriver into the service hole in the position
shown in the figure.
3. Move a flathead screwdriver in the direction of the arrow (1) shown in the
figure and detach the lens tab and sunvisor.
4. Detach a ...
Fuel Gauge Sender Unit Inspection [Awd]
Fuel gauge sender unit (main)
NOTE:
For the fuel gauge sender unit removal/installation, refer to the fuel pump
removal/installation because the fuel gauge sender unit is integrated with the
fuel pump..
1. Verify that the resistance at fuel gauge sender unit (main) terminals D a ...