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Corsa Sport » Message Board » Help Zone, Modification and ICE Advice » loosing rear end on breaking. » Post Reply

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Daimo B

posted on 23rd Apr 04 at 10:16

Maybe ;)
Cam cover gasket, £15 ;) Original part too :lol:


Corsa E-Tec

posted on 23rd Apr 04 at 09:41

how!, i pay 6.50 at my local dealership!

do you know some one?


Daimo B

posted on 23rd Apr 04 at 09:38

Yeah 20L.

Got the lacquer and the paint can for £3.53 for the pair ;) :lol:


James R

posted on 23rd Apr 04 at 09:17

If you look at the rear beam on the drives side there is a bracket wiht a bolt through it, this hold a spirng which connects to the bias adjuster, 2 13mm spaner to undo it and then slide it so thespring goes slack, then y9ou need to put somethign under the adjuster arm to stop it gettign pushed back up.

Of course brakign on a corer will make it worse as you are already putting a lateral acceleration on the car before you touch the brakes, anyways, brakes in to a corner, accel out at the apex.


Pete__2

posted on 23rd Apr 04 at 09:09

Unfortently I don't.but I 'm sure someone here does....Anyone???


Corsa E-Tec

posted on 23rd Apr 04 at 09:01

cheers daimo, was the paint code 20L right for the car?


Corsa E-Tec

posted on 23rd Apr 04 at 09:01

quote:
Originally posted by Pete__2
is your car lowered??cause when the corsa is lowered u need to get the brake bias valve recalibrated as the valve thinks there is weight in the rear,therefore the rear brakes harder than the front,causing the car to step out at the rear.


do you know how to adjust it. e.g left to lossen braking, right to tighten braking?


Daimo B

posted on 23rd Apr 04 at 08:59

Mine worked ok. Try it, if it doesnt make things better put it back on.


Corsa E-Tec

posted on 23rd Apr 04 at 08:56

the car is lowered but the braking was the same. when i brake on a corner it's even worse.

Daimo, will the brakes be ok with the springs off?


Daimo B

posted on 23rd Apr 04 at 08:54

quote:
Originally posted by j1400
also make sure to free the autoadjuster on the drums at the bakc then have to pump away till the drums shoes are flush to the drum, if one side is closeer than the other you can get an imbalance


I remember how i sorted it for a while before my rear discs actually :lol:

I took the spring off!! Was ok after that :lol:


James R

posted on 23rd Apr 04 at 08:46

yes they are, see the hanyes for moreinfo


Pete__2

posted on 23rd Apr 04 at 08:34

is your car lowered??cause when the corsa is lowered u need to get the brake bias valve recalibrated as the valve thinks there is weight in the rear,therefore the rear brakes harder than the front,causing the car to step out at the rear.


Corsa E-Tec

posted on 23rd Apr 04 at 08:19

do you just have to adjust the shoes then if one is closer to than other?

is the auto adjuster in the drums?

[Edited on 23-04-2004 by Corsa E-Tec]


James R

posted on 23rd Apr 04 at 08:15

also make sure to free the autoadjuster on the drums at the bakc then have to pump away till the drums shoes are flush to the drum, if one side is closeer than the other you can get an imbalance


Corsa E-Tec

posted on 23rd Apr 04 at 08:08

cool, cheers guys, not sure what it is, gonna give the brakes a major ovhaul like daimo said, check all the things he has listed,clean and replacing disks and pads and then see how ther are then.


James R

posted on 23rd Apr 04 at 07:58

Daimo, do you mean you pull the bias valve up or down? Because the more load in the boot, the more the rear brakes. I thought yo uare meant to put the bias valve out as much as possible?
Corsa E-tec, sounds like one of yor ufront calipers is not workign aswell as the other, I suspect it's the front left that's causeing the issue.


Daimo B

posted on 23rd Apr 04 at 07:54

I had this on mine.

Things to check.

Bolts behined the back of the drum. Ensure they are all tight to the backing plate!

Brake bias spring, drivers side at the back enxt to the spare wheel well (if u've got it still ;) ) check the springs and tight still.

Remove drums, clean all the dust out.

tbh, i never really cured this problem (backend used to lock up too) until i had the rear discs fitted.


Corsa E-Tec

posted on 23rd Apr 04 at 07:38

when i brake i keep loosing the rear end, mostly goes out to the left, would that be becouse my right drum is applying more pressure or the left shoes are worn and causing the rear to slide out to the left?

the disc are worn and being replaced this weekend.

any ideas why this would be doing this?

cheers!