Anti-Lock Brake System - DENSO: Description

Anti-Lock Brake System (ABS) consists of an actuator, motor relay, solenoid relay, ABS Electronic Control Unit (ECU), and 4 wheel speed sensors. ABS system is Denso design. See Figure. An ABS warning light is located on the instrument cluster. Warning light comes on for 3 seconds as a bulb test when ignition is turned on. A primary check is performed after each engine start, and when initial vehicle speed exceeds 6 MPH. If brake pedal is pressed before vehicle speed exceeds 6 MPH, primary check will not occur until brake pedal is released.