Preventing the vehicle from skidding when brakes get applied. Gather information from the speed sensors of the wheels and brake system and then decide when to apply the accurate amount of pressure for braking at all wheels. This process usually starts when the break is getting applied and this module will do check-ups of the vehicle anti-lock brake system meanwhile the major actions happen. This anti-lock system has been introduced in mid 1980s and became a compulsory feature around in 2012. Module Only Modules will need to have an exact part match, please provide your exact part number Modules must be reset by a dealer before installing.