THANK YOU!!!!!! It was the master cylinder pushrod. Minor adjustment
and now the breaks are perfect!
After messing with this thing for over 4 months...
A million thanks!
mikey
On Apr 30, 4:19 pm, N8N <njna...@[EMAIL PROTECTED]
> wrote:
> On Apr 30, 4:04 pm, mholst...@[EMAIL PROTECTED]
wrote:
>
>
>
> > 1984 Honda Accord, Automatic 1.8L 4cyl.
>
> > After driving the car long enough for the breaks to warm up, the front
> > breaks begin holding. The break pedal gets very firm with no travel
> > until the car wont go anymore. After the car sits and cools down, the
> > breaks release.
> > I have replaced the master cyl, break booster, front pads and
> > calipers. Bleed the entire system but the same thing still happens.
> > Any ideas? No fluid is leaking and the breaks work fine until they
> > heat up from stopping several times or going down a hill. Someone
> > suggested the pro****tioning valve. Can this valve cause this
> > problem? I have contacted all of the local auto parts stores and none
> > of them sell any pro****tioning valves 'dealer only'. I have looked up
> > used ones on ebay and they seem to all have the same connections mine
> > has, can I use one from any car as long as it has all of the
> > connections or does it have to be specifically for this car?
>
> > ANY suggestions/info will be greatly appreciated.
>
> > Thank you
>
> I don't think the prop valve could be your problem, as that would
> generally cause issues with the *rear* brakes - the fronts generally
> run unpro****tioned straight from the master cylinder.
>
> Have you ever replaced the brake hoses on this car? My first guesses
> would either be simply old front hoses that are acting as check
> valves, or else improper master cylinder pushrod adjustment (do you
> have enough freeplay in the brake pedal?)
>
> Also, are you sure that it is the front brakes? if they are dragging
> badly, you should be able to feel the wheels and find them to be quite
> warm. If it is actually the rears that are dragging, there are other
> things to check,. like parking brake adjustment.
>
> Finally, if you are sure that the front brakes are the problem, if you
> have the ability, next time the brakes start dragging, immediately
> jack the whole front of the car up and try to spin the wheels. I'm
> assuming that you will find that they are in fact dragging. then
> crack a bleeder screw on one wheel, If both free up your problem is
> not at the caliper or hose, but in the master cylinder, pedal free
> play, etc. If only one frees up then the problem is likely either the
> hoses or else bad reman calipers. If they don't free up at all it's a
> mechanical problem with the caliper or something in that area.
>
> good luck
>
> nate
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