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Model specific boards => Golf mk3 => Topic started by: Jasikasisback on 27 July 2015, 17:21

Title: MOT fail-need advice..
Post by: Jasikasisback on 27 July 2015, 17:21
So took the Golf for the MOT today...and it failed..

This is what it failed on.

RBT service brake efficiency 41% (what does that mean?)

Emissions- (this can be passed in future as car was not even close to warm when tested..)
Front front brake binding 3.7.B.1
Rear brake valve damaged 3.6.A.2c-this was what I expected it to fail on..
Nearside rear wheel bearing has excessive play 2.6.2
Offside rear wheel bearing has excessive play 2.6.2
Service brake: efficiency below requirements 3.7.B.7-probably just needs tightening I hope..

So will need advice on the bearings and how to sort them and the front brake binding issue..

Can I remove the bearings and get them back in without a press?

Title: Re: MOT fail-need advice..
Post by: madmanmart on 27 July 2015, 18:13
As the rear wheel bearings are tapered, you can pinch them up it remove the play. Don't over tighten them though.

Front brakes want a strip and re greese, rears want the same and handbrake adjusting.

Couple of hours work.
Title: Re: MOT fail-need advice..
Post by: Jasikasisback on 27 July 2015, 18:55
Do I need a special tool to replace the rear brake valve ??I think I will try to save this car as not much wrong with it really..:)...
Title: Re: MOT fail-need advice..
Post by: madmanmart on 27 July 2015, 19:09
Brake pipe spanner and Alan sockets
Title: Re: MOT fail-need advice..
Post by: itavaltalainen on 27 July 2015, 19:24
Tbh with rear bearing they are changed so easily that I'd just replace them. 10£ a side with OEM quality parts.
With these MOT results I'd take rear brakes apart and see if they are still serviceable and if they are relubricate.
Title: Re: MOT fail-need advice..
Post by: Jasikasisback on 27 July 2015, 19:29
I will have a look..they were inspected a couple of years ago and it was noted that they are in good shape...will post pics so you guys can see (I have never been able to post pics here so will be via a link in flickr...) Will go outside now and do some..I saw the spanner it is called a flare nut ?what size will I need?
Going out to do some photography now...may make a small movie as well..
Title: Re: MOT fail-need advice..
Post by: Foreveryoungaus16v on 27 July 2015, 19:54
Yeah definitely replace both rear wheel bearings and I would just replace the discs too
Title: Re: MOT fail-need advice..
Post by: Jasikasisback on 27 July 2015, 20:56
Put photos and some video on Flickr..please have a look and tell me what you think.

vwgolfcl1996...

Maybe I'm just going mad...:laugh:
Title: Re: MOT fail-need advice..
Post by: madmanmart on 27 July 2015, 22:22
No point replacing the bearing if there's nothing wrong with them, just might need pinching up.
Title: Re: MOT fail-need advice..
Post by: Jasikasisback on 27 July 2015, 22:45
Any step by step for that as can give it a go tomorrow...
Title: Re: MOT fail-need advice..
Post by: madmanmart on 27 July 2015, 22:55
It is possible with the wheel on but I always remove it.

Remove car from centre of hub.
Remove split pin
Lightly tighten the 24mm nut, I always set my cars so they have the tiniest bit of play.
Refit, job done.
Title: Re: MOT fail-need advice..
Post by: Jasikasisback on 28 July 2015, 01:49
thanks,

I will give it a go tomorrow..

This may sound stupid...but how will I know I have done it correctly..? Will tighten it up slightly and see what comes of it..
Title: Re: MOT fail-need advice..
Post by: Simeon on 28 July 2015, 08:06
Adjust rear bearings with wheel fitted as this allows you to adjust the play properly
Title: Re: MOT fail-need advice..
Post by: Foreveryoungaus16v on 28 July 2015, 10:43
No point replacing the bearing if there's nothing wrong with them, just might need pinching up.

I would especially if you don't have any idea when they were last done. For the price of the bearings and labor it's a no brainier. Plus then you know that side of things has been done. Up to you, just know what I would do.
Title: Re: MOT fail-need advice..
Post by: Jasikasisback on 28 July 2015, 12:22
I am planning to keep this car on the road so will replace the bearings and will replace the rear brake pressure regulator...the front brake pads are thin..but can be replaced at some point later I would hope..first I have to get the car through the MOT and if I can get it through with a retest within a week then that would be great as I don't want to shell out another £40-50 for just the MOT. If anyone wants to give me a hand I would appreciate it, but I will try it myself and see how it goes...there are lots of videos online and I have a Haynes manual so I will give it a go..I will make a list of all the stuff I will need to buy so it can be verified that I am not missing anything and will post it here. The car should be ok for one more year. If it fails emissions again I will consider it a learning experience. I didn't even know a whole lot about cars before I owned this Golf...and the learning curve is a steep one for me..but I am willing.. :grin: