Circuit Description
WARNING: This page is about a different car, the 2005 Saturn L300. However, it is still accessible from the selected car via links, so may be relevant.
Ground is continuously supplied to the low side of the antilock brake system (ABS) pump motor. The electronic brake and traction control module (EBTCM) activates the ABS pump motor by energizing the pump motor relay, allowing battery voltage to the high side of the motor.