Section 4 (Anti-Lock Brake System): Description
WARNING: This page is about a different car, the 1989 Volvo 760 and 1989 Volvo 740. However, it is still accessible from the selected car via links, so may be relevant.
Anti-Lock Brake System (ABS) consists of hydraulic modulator, 3 speed sensors and Electronic Control Unit (ECU). "ANTI-LOCK" warning light located on instrument panel, lights up when an ABS failure occurs.
If a malfunction occurs, ABS system functions as a supplement to conventional braking system. The vehicle may be safely driven as normal brake function is not impaired.