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-   -   Quick one about backfire (https://www.scoobynet.com/general-technical-10/945875-quick-one-about-backfire.html)

Fast63 09 August 2012 12:15 AM

Quick one about backfire
 
So i my 95 wagon wrx now runs z4 ecu, td05 turbo, replacment panel filter and full decat. Everything seems fine, car goes a lot better than it did before, havnt had it checked yet, but it does however backfire after gear changes which to be honest i love, but just thaught id ask if that was a bad thing or if its nowt to worry about.

Cheers

Cant half hear it now ive stripped out the back!

speakerfreakcarl 09 August 2012 01:09 AM

hi.would say its over fualin with the things uv changed.the back fire is the exses fual in exhaust.nowt to worry bout a map should solv it.my subz does it.and agre it sounds good.lol

Matt2732 09 August 2012 06:46 AM

Have you got an aftermarket dump valve? Might be something to do with it if you have.

Fast63 09 August 2012 07:00 PM

I have actually got a dump valve on!

tubbytommy 09 August 2012 07:04 PM

also the warm weather will make it pop a little

Matt2732 10 August 2012 07:42 AM

If its a vent to atmosphere one it will make it run a little rich when changing gear.

I got the pops and bangs mapped in on the overun and love it although I dread to think how much fuel I waste! I like trying to get some nice bangs when going under bridges, got a proper gunshot one this morning on way home from work, must make other motorists shart themselves:D

Childish I know but being grown up is overated:D

Dave-W- 10 August 2012 08:34 AM


Originally Posted by Matt2732 (Post 10744694)

I got the pops and bangs mapped in on the overun and love it although I dread to think how much fuel I waste! I like trying to get some nice bangs when going under bridges, got a proper gunshot one this morning on way home from work, must make other motorists shart themselves:D

Childish I know but being grown up is overated:D

+1

little video

http://i774.photobucket.com/albums/y...h_IMG_0715.jpg

:D:D:D:D

Fast63 10 August 2012 12:04 PM

Sick! Haha

Tidgy 10 August 2012 12:22 PM

has it been mapped for the mods?

Fast63 10 August 2012 12:24 PM

No, that was my worry.......

tubbytommy 10 August 2012 12:51 PM


Originally Posted by Dave-W- (Post 10744730)

is that ken cock dogging under motorway bridges?

craigybaby 10 August 2012 01:12 PM


Originally Posted by Dave-W- (Post 10744730)

sounds nice that does mate

Dave-W- 10 August 2012 01:46 PM


Originally Posted by tubbytommy (Post 10744966)
is that ken cock dogging under motorway bridges?


yes m8 and your mum was safely returned home:thumb:

marshall332bhp 10 August 2012 03:16 PM

Sounds almost like full anti-lag. Think this could be on mine in the near future haha. What it like at normal driving does it pop and bang then or only when it's being shown whos boss?

Dave-W- 10 August 2012 03:30 PM


Originally Posted by marshall332bhp (Post 10745134)
Sounds almost like full anti-lag. Think this could be on mine in the near future haha. What it like at normal driving does it pop and bang then or only when it's being shown whos boss?


that was with the anti lag and launch control but yes it pops and bangs all the time:D

marshall332bhp 10 August 2012 05:03 PM

u running different ecu for anti-lag? al be getting launch control mapped onto it aswell.

Dave-W- 10 August 2012 05:40 PM


Originally Posted by marshall332bhp (Post 10745218)
u running different ecu for anti-lag? al be getting launch control mapped onto it aswell.


standard ecu maffless superom see

teamcarr.net

:thumb:

marshall332bhp 11 August 2012 10:17 AM

Al have a look cheers mate.

marshall332bhp 11 August 2012 05:36 PM

Is it Andy Carr?

Dave-W- 11 August 2012 06:46 PM


Originally Posted by marshall332bhp (Post 10746279)
Is it Andy Carr?


yes m8 :thumb:

marshall332bhp 11 August 2012 07:04 PM

Defo gona be looking more into this like. What figures u get? U still running standard turbo?

Dave-W- 11 August 2012 08:00 PM


Originally Posted by marshall332bhp (Post 10746389)
Defo gona be looking more into this like. What figures u get? U still running standard turbo?

1st map was 397bhp 2nd map is higher but not got figures yet clutch went:(
running mdx321t and supporting mods but still on tmic next job is fmic:thumb:

marshall332bhp 11 August 2012 09:30 PM

Am still on standard turbo at a measly 332 bhp :-( was thinking of vf48 which I belive will c me at about 360-370 on standard tmic. As read al need the blue injectors from the hawk WRX or fpr for the pinks


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