Brake Fluid Level Sensor/Switch: Testing and Inspection

INSPECT BRAKE WARNING LIGHT
a. Disconnect the connector from the brake fluid level warning switch and ground terminal on the wire harness side connector.
b. Turn the ignition switch ON and check that the warning light lights up.


INSPECT BRAKE FLUID LEVEL WARNING SWITCH
a. Remove the reservoir tank cap and retainer.
b. Disconnect the connector.
c. Check that the continuity exists between the terminal.
d. Use syphon, etc., to take fluid out of the reservoir tank.
e. Check that the continuity exists between terminals.
f. Pour the fluid back in the reservoir tank.