One problem related to brake abs warning light has been reported for the 2002 BMW Z3. The most recently reported issues are listed below.
2002bmw Z3. The abs/dsc system malfunctions at speeds above 40mph. The right front brake engages and abruptly forces the car to pull hard right. The abs lights on the display panel. No bumps or bad road conditions were experienced prior to or at the time this malfunction occurs. This is a very serious safety issue endangering not only the driver, but all vehicle drivers in proximity.