Patent ID: 8215343

Claim:
Automotive service equipment for brake fluid exchange comprising: a central unit including a container for new brake fluid, a container for receiving used brake fluid, hoses and adapters for emptying and filling master cylinders, a pressure pump and at least one controlling sensor and a vacuum pump for respectively supplying and pressurizing new brake fluid from the new brake fluid container to master cylinders, and emptying used brake fluid from master cylinders to the used brake fluid container, a controller for operating the equipment for exchanging used brake fluid in a vehicle with new brake fluid, and means for wirelessly transmitting signals to control brake bleeding during brake fluid exchange; and at least one remote bleed module including a container in the module for receiving used brake fluid, a fluid passage for connection to a brake bleeder of a vehicle for conveying used brake fluid from the brake bleeder to the container in the module during brake fluid exchange, a valve for opening and closing the fluid passage, the container in the module receiving and storing for later removal brake fluid conveyed through the fluid passage when the passage is opened by the valve thereby avoiding the use of a hose for returning the used brake fluid to the container for receiving used brake fluid in the central unit, and means responsive to the wirelessly transmitted signals from the central unit for opening and closing the valve.