The ABS control unit M050 receives a direct battery supply at pins 2 and 3 and an ignition-operated supply at pin 18; the lines are protected by fuses F04 and F42 , both located in the engine compartment junction unit B001.The brake pedal switch I030 contact closed signal reaches the ABS control unit M050 (pin 20) and the body computer node M001 (pin 5 connector B) simultaneously.