1998 Ford Windstar Owner Guide 1st Printing - Page 211

4 mph (6 km/h). A mechanical noise may be heard as the ABS performs a self test. This is a normal part of the self test feature. If a malfunction is found during this check, the ABS warning light will come on. The anti-lock brake system light You should always be careful when braking, even if your vehicle has the ABS. Heavy braking on roads with loose surfaces such as snow or gravel, or roads with severe pavement irregularities could also cause you to lose control of your vehicle. RWARNING If the anti-lock brake system warning light remains on or comes on while driving, have the braking system checked by a qualified service technician as soon as possible. NOTE: If a fault occurs in the anti-lock system, and the brake warning light is not lit, the anti-lock system is disabled but normal brake function remains operational. Ford Motor Company has not found any negative effects of mobile radio transmitting equipment installed on vehicles with the ABS system providing that the radio is installed according to the radio manufacturer's instructions. However, if you have had a mobile radio transmitter installed and the ABS light comes on (at any time other than immediately after turning the 212