Performed that test procedure today, all seems ok. Did some Citrobics and the only thing noticable was that the front was lazier than rear to rise and fall.
BTW, the interval between pump cycles is in minutes rather than seconds, only to be expected as the accumulator was replaced last November and the pump about 3 months ago.
What I'm thinking now is subframe mountings ?
How soft, or hard should suspension be ?
Moderator: RichardW