When has the brake fluid been replaced?
If old and too much water in it, it will do funny stuff and could be like you are experiencing.
Rob
__________________
 75 KV6 2.5 Sterling automatic, 3x 75 CDT (2 manual + automatic), MG ZT 190+, 620i, SD1 2300S, P6 2000SC & TVR 350i 
|