Changing MAF

2.7 V6 30v biturbo - 251bhp
2.7 V6 30v biturbo - 261bhp
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Paula
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Changing MAF

Post by Paula » Fri May 18, 2007 4:05 pm

Can anybody point me in the direction of a 'How to' change my MAF. Also any do's and dont's would be appeciated. I know I might sound stupid, but I want to do it myself, and I have never done anything like tthis before. :)

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nickb834
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Post by nickb834 » Fri May 18, 2007 5:18 pm

Should just be a case of unscrew the MAF from the intake housing, install the new one then do a throttle body alignment by either removing the batt neg lead for a period of time so that the learned values are cleard OR use vag com and instigate one.
Wanted: C5 RS6 Avant

Audis are cheaper than women, and when they finally leave they don't take your kids and half your stuff....
although smack either one about and the police turn up ;-)

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jimbogrey
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Post by jimbogrey » Fri May 18, 2007 5:34 pm

Hi Paula

I have changed/cleaned/removed the Maf on many occasions, including when changing the air filter on a regular basis. It really is a very simple job.

1. go to an audi dealer and get an exchange deal on a new Maf (i.e pay approximateley £90 for a new one and receive approx £20 refund for return of the old one.

2. Unclip sensor cable, undo jubilee clip to concertina hose, undo two spring clips securing MAF to Air Box ( be careful that they do not pop and get lost down into the heat shields)

3. remove old MAF ( be careful to leave large rubber o ring in place)

4. reverse process with new MAF

5 Recconect sensor cable

6. Restart car and enjoy improved performance whilst taking old Maf back to Garage and collect refund

Job Done - No callibration or throttle body reset neccesary

Possibly the easiest job on an S4

Regards

Jimbo

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Post by MarkB » Fri May 18, 2007 5:59 pm

No, easiest and most frequent job is putting fuel in ;)

Nice write up :thumbs:
Mark

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Paula
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Post by Paula » Fri May 18, 2007 11:07 pm

Thanks very much Jimbo, all done now. My god what an improvement!!!!!!!!!!!. My MAF must have been buggered since the day I bought the car.

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saf
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Post by saf » Fri May 18, 2007 11:30 pm

Its never easy to put fuel in the car.

Not on the pocket anyway!

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Post by MCB » Sat May 19, 2007 10:50 am

Nice one Paula :thumbs: Cheapest performance upgrade you will do :lol:
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Post by S4TAN » Sat May 19, 2007 12:07 pm

Cheapest performance upgrade you will do

Apart from laying your back-seats flat of course .... :D
Deus ex machina

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Paula
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Post by Paula » Sun May 20, 2007 3:22 pm

S4TAN wrote:
Cheapest performance upgrade you will do

Apart from laying your back-seats flat of course .... :D
I'll have to try that lol :P . Only thing is now it's going so well, I keep thinking to myself "I wonder what it would go like if it were chipped" :D

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nickb834
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Post by nickb834 » Sun May 20, 2007 3:35 pm

It goes infinately better!

Effortless overtaking even in 6th on the motorway!

A remap lets me be lazy, no cog swapping and still loads of oomph.

Although, when I fancy a blat with cog swappage I can't help but giggle.

In my case my first S4 was remapped, this one I have now isn't (wrote my other one off :-( ) and in comparison it feels dog slow.....
Wanted: C5 RS6 Avant

Audis are cheaper than women, and when they finally leave they don't take your kids and half your stuff....
although smack either one about and the police turn up ;-)

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Post by S4TAN » Sun May 20, 2007 6:00 pm

"I wonder what it would go like if it were chipped"

Get it re-mapped Paula - you'll wonder why on earth it took you so long to do it once you've had it done ... :nodder: ... it's the best bang-for-your-buck mod you'll ever do ...
Deus ex machina

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Paula
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Post by Paula » Mon May 21, 2007 3:09 pm

Sorry I meant Re map, not Chipped. Had a slight 'blonde' moment.

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