ABS Main Relay: Description and Operation

PURPOSE
The system relay has two functions, first when the relay is energized, it supplies power to the six valve solenoids in the valve block assembly and the pump motor relay coil. Second, it supplies ground to the ABS warning light when the relay is de-energized.

OPERATION
The system relay is controlled by the ECU and is energized when it receives an ignition input signal.

LOCATION
The system relay is located in the fifth position of the relay block behind the power network box.