On early build vehicles, the universal transmitter can be identified by the Homelink® symbol and one red indicator light.
On late build vehicles, the universal transmitter uses the Lear Car2U® System. It is identified by the lack of a symbol, but with 3 red indicator lights. Each of the 3 buttons has a red indicator light located behind the 3 buttons.
The universal transmitter is an integral part of the LH sun visor and provides a convenient way to substitute up to 3 hand-held transmitters with a single built-in device. The universal transmitter can learn the radio frequency codes of most current transmitters. The universal transmitter:
Ford Focus Anti-Lock Control
Anti-Lock Braking
The ABS consists of the following components:
ABS module — attached to the Hydraulic Control Unit (HCU) , but can be serviced
separately from the HCU .
Front wheel speed sensors — one sensor is located in each front wheel knuckle.
The sensors are serviced separa ...