System Outline

Detects the speed of each of the four wheels.

Based on signals from the sensors, it judges the vehicle driving condition and sends brake control signals to the brake actuator.

Lights up to alert the driver when the ECU detects a malfunction in the ABS system and stops the system.

Lights up simultaneously with the ABS warning light to alert the driver when the ECU detects a malfunction not only in the ABS but also in the EBD. Lights up by itself to alert the driver when the ECU has detected a malfunction in the brake system.

Sends the throttle valve opening angle, crank position sensor, etc., to the brake actuator assembly.