"Justin" <,> wrote in message
news:45555aa5$0$3073$afc38c87@news.optusnet.com.au ...
>
> "TonyK" <home@hom.e> wrote in message
> news:reKdnaGF49LWIMnYRVnysQ@eclipse.net.uk...
> | Thanks Mike
> |
> | Yes I have ABS and again, yes, the pedal does sink under light pressure.
> |
> | Cheers
> |
> | Tony
> |
> | "Mike Romain" <romainm@sympatico.ca> wrote in message
> | news:4554ADB9.815A1421@sympatico.ca...
> | > On a 92, the first thing I would think of is a bad flex hose going
into
> | > a bubble under pressure. There is one at each front wheel and one for
> | > the two back wheels.
> | >
> | > Second I would think of a bad master cylinder. When they fail
> | > internally, it is usually more noticeable under light pressure than
> | > hard. Does the brake pedal sink on you at a stop?
> | >
> | > You do have a combination or proportioning valve, but when it gets out
> | > of balance, the brake warning light is supposed to come on.
> | >
> | > If you have ABS, then someone else would have to comment on their
> | > problems as I know nothing about them.
> | >
> | > Mike
> | > 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> | > 88 Cherokee 235 BFG AT's
> | > Canadian Off Road Trips Photos: Non members can still view!
> | > Jan/06 http://www.imagestation.com/album/pi...?id=2115147590
> | > (More Off Road album links at bottom of the view page)
> | >
> | > TonyK wrote:
> | > >
> | > > Hi
> | > >
> | > > Hope someone can help out. Got a strange problem where under light
> | braking
> | > > (to a stop) the pedal will suddenly dip and the brakes come on
fully.
> | Very
> | > > dangerous in slow moving traffic as its like doing an emergency
stop!
> | > >
> | > > Local garage checked the brakes and cleaned out dust etc and said
they
> | > > couldn;t dinf any case but it still does it.
> | > >
> | > > Any suggestions?
> | > >
> | > > Thanks
> |
> |
>
>
> Does it pull from the left or right when braking? also does it lock up
any
> of the wheels? could possibly be a brake calliper that's not letting go,
> or leaking fluid. Go to another brake repairer for a second opinion, and
> when you have found the answer, go back to the first guy that found
nothing
> and tell him what an idiot he is.
>
>

I'm going to have a look myself today, I don't think its a caliper problem
as it brakes straight but until I jet wash the mud out and have a good poke
around I can't tell for sure.

I'll stick it up on some blocks and have a day playing at being a mechanic.