Test V Brake Fluid Level Switch

Antilock Brake System And Traction Control System Wiring Diagram:

V: Brake Fluid Level Switch Test:

OPERATION:
The BRAKE indicator Illuminates to alert the driver to either a brake system condition, which reduces braking ability. or a park brake, which is not fully released. Specific conditions which cause the BRAKE Indicator to illuminate Include:

Park brake not fully released. When park brake Is applied or not fully released, the park brake switch grounds the BRAKE indicator, causing the Indicator to light.

Low brake fluid level. The brake fluid level switch in the master cylinder reservoir grounds the BRAKE indicator when low brake fluid Is detected,

Ignition switch in START or BULB TEST position.

BRAKE Indicator may Indicate a hydraulic system fault, possibly causing reduced braking ability.

POSSIBLE CAUSES:
Open In CKT 33,151 or 875.
Short to ground in CKT 33 or 875.
Failed Ignition switch.
Failed/misadjusted park brake switch.
Failed brake fluid level switch/master cylinder reservoir.