FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

D1a to D3

Fig. 123 Tests D1a, D2, D2a & D3 (Warning Sequence Normal/brake Pedal Rises Or Drops Excessively During ABS Cycling). 1991 Sable & Taurus: