Brake Fluid Level Switch

Test 1-2:

Test 3-6:

Test 7-8:

Symptom
BRAKE FLUID LEVEL SWITCH

When Monitored
Ignition ON, continuously.

Set Condition
The DTC will be set when the Red Brake Warning Indicator Switch Sense circuit is open, shorted to voltage or ground.

POSSIBLE CAUSES
- LOW FLUID LEVEL OR SWITCH DISCONNECTED
- BRAKE FLUID LEVEL SWITCH RESISTANCE OUT OF SPECIFICATION
- RED BRAKE WARNING INDICATOR SWITCH SENSE CIRCUIT SHORT TO BATTERY
- RED BRAKE WARNING INDICATOR SWITCH SENSE OR GROUND CIRCUIT OPEN
- RED BRAKE WARNING INDICATOR SWITCH SENSE CIRCUIT SHORT TO GROUND
- RED BRAKE WARNING INDICATOR SWITCH SENSE AND GROUND CIRCUITS
- SHORTED TOGETHER
- CAB-INTERNAL FAILURE
- INTERMITTENT DTC