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 InspectionPlastic Parts Heat Resisting Temperature [Plastic Body Parts]
Part Name
Code
Material Name
Heat resisting
Temperature°C{°F}
Windshield molding
PVC
POLYVINYLCHLORIDE
95 {203}
Cowl grille
PP
POLYPROPYLENE
...
High Mount Brake Light
Purpose
The high-mount brake light signals vehicles to the rear that the vehicle
is stopped.
Function
The high-mount brake light illuminates in conjunction with the operation
of the brake light switch.
Construction
The high-mount brake light is positioned on th ...
Connecting Rod, Connecting Rod Bearing
Purpose, Function
Connecting rod
The connecting rod transmits the reciprocating movement of the piston to
the crankshaft by engaging the piston pin and crank pin.
Connecting rod bearing
The connecting rod bearing forms an oil film on the outer surface of the
crank pin to p ...