Express 1/2 Ton Van V8-305 5.0L VIN M SFI (1998)
Brake Warning Indicator: Description and Operation
Brake Warning Lamp
DESCRIPTION
The brake indicator lamp in the instrument cluster warns the driver of:
^
Loss of hydraulic fluid pressure
^
Parking brake operation
^
Possible malfunction in the antilock brake system
The parking brake switch or the brake pressure modulator value supplies the ground that turns on the BRAKE indicator lamp.
ANTI-LOCK INDICATOR LAMP
The ANTI-LOCK indicator lamp in the instrument cluster informs the driver of the antilock system operation and malfunctions. When a malfunction
occurs, the brake pressure modulator valve completes the circuit to the indicator lamp. The lamp may stay on or turn off depending on the nature of
the malfunction. Refer to Four Wheel Antilock Brake System. The BRAKE lamp serves a backup if a malfunction occurs in this circuit.
