Running rich...how to adjust?

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frozenwaffles
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Running rich...how to adjust?

Post by frozenwaffles »

Hey guys, my baby is running very rich. it always has been since i got her, but now my friends even comment about the blue smoke and smell of petrol when i rev her hard...
how can i adjust this???
is it bad she runs like this. i have always thought it had bad fuel consumption (city driving - 400ks per tank, coutry driving 500-600ks per tank)
also will an apexi (or similar ) controller help tune my car (with extractors, 2.5" full exhust, CAI, etc)?
EURO
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Post by EURO »

get it dyno tuned.

mine runs rich 2. way smelly.
kid_dynamite
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Post by kid_dynamite »

Dude blue smoke is usually oil, not fuel (brown)

Try resetting the ECU but long term solution is to install a piggyback ECU and tune it.
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frozenwaffles
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Post by frozenwaffles »

ah ok cool. so what is the best ecu to get and how much and where?
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Re: Running rich...how to adjust?

Post by bobz »

frozenwaffles wrote:Hey guys, my baby is running very rich. it always has been since i got her, but now my friends even comment about the blue smoke and smell of petrol when i rev her hard...
how can i adjust this???
is it bad she runs like this. i have always thought it had bad fuel consumption (city driving - 400ks per tank, coutry driving 500-600ks per tank)
also will an apexi (or similar ) controller help tune my car (with extractors, 2.5" full exhust, CAI, etc)?
If your getting black smoke then check the following, O2 sensor MAF/MAP and water temp sensor as those 3 things control the amount of fuel that goes into your engine, also the throttle postition sensor as well.

No point in spending money on a piggy back if there is a problem with the original set up.

BobZ
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frozenwaffles
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Post by frozenwaffles »

ok, how do i check for these things? ad where do i find them?
bobz
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Post by bobz »

This is why you need a Mitsubishi diagnostics to check them all out as to being within parameters.

BobZ
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frozenwaffles
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Post by frozenwaffles »

can you explain that a little further please???
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Post by mxysxy »

frozenwaffles wrote:can you explain that a little further please???
Our old friend Mut-II
It is harder to find then gold!!!
Even a Mitsu service has the device, they still need a software driver for FTO,
Which is harder to find then Platinum!!!!
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frozenwaffles
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Post by frozenwaffles »

wow, well that sounds easy... i think i will just pull it out of my arse :)
oh dear.....
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Storm
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Post by Storm »

Oxygen sensor - get a unversal one for twenty quid (dont know that in dollars, sorry) - ebay
Engine temp sensor - get a new one for around tenner (again dont know how much in dollars) - mitsubishi

EDIT - Universal O2 sensor for $54 http://cgi.ebay.com.au/OXYGEN-02-SENSOR ... dZViewItem

MAF/MAP - unsure of how to check

HTH

Arashi
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frozenwaffles
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Post by frozenwaffles »

ok well yes it was the oxygen sensor. $150 for a new genuine one...
should have my baby back tomorrow after service, tune up, dyno run and general love and care!
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