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Model specific boards => Golf mk4 => Topic started by: Big Tone on 18 November 2010, 13:04

Title: MOT Advisorys....Help!
Post by: Big Tone on 18 November 2010, 13:04
Just collected my car from its MOT, well she passed but a couple of advisorys.

1.Parking brake 21% effiency

2.Nearside rear wheel stiff to turn by hand, further investigation required.

Would I be right in saying, these two things could be interlinked? calipers seized?

If so, is this a DIY job?
Title: Re: MOT Advisorys....Help!
Post by: paulwayman on 18 November 2010, 13:39
would probs think so should be easy fix take pads out and put bit copper slip or oil on piston  :wink:
Title: Re: MOT Advisorys....Help!
Post by: Big Tone on 18 November 2010, 13:46
Do i need one of those caliper wind tool things? or any other "special" tools for that matter?
Title: Re: MOT Advisorys....Help!
Post by: paulwayman on 18 November 2010, 15:23
Do i need one of those caliper wind tool things? or any other "special" tools for that matter?

yeah you need the tool if its not to bad i just use a screw driver which fits in the gap and push and twist lol but it sounds like it will be tight its simple job if you know wot ya doin  :wink:
Title: Re: MOT Advisorys....Help!
Post by: Big Tone on 18 November 2010, 16:23
Nice one, thats Saturday planned for me then
Title: Re: MOT Advisorys....Help!
Post by: Wayne on 18 November 2010, 16:27
would probs think so should be easy fix take pads out and put bit copper slip or oil on piston  :wink:

Don't use copper slip, remove the piston and clean it up.
Title: Re: MOT Advisorys....Help!
Post by: houston on 18 November 2010, 18:17
get some silicone based oil and spray behind the rubber seal on the piston, dont use wd40 cos it eats the rubber.

also make sure the handbrake lever on the bottom off the caliper is freed off, that bits safe to spray with wd40.

to wind back the piston, put a pair of needle nose pliers into the notchs on the top of the piston, then put a screwdriver in to the jaws of the pliers to help turn, once you get it going you should be able to turn with just the pliers
Title: Re: MOT Advisorys....Help!
Post by: Phil18t on 18 November 2010, 19:55
dont know why they have advised the park brake on 21%? only has to 16% to pass so its well above that, i do a number of mot's a day and i'd say 21% is decent. as for the wheel being stiff to turn that probably is a caliper or pads stuck in, but that wouldnt make your park brake worse.