How to fix my Air / Fuel ratio. It's baaaadddd!

matchtheclown

Time p33nt
Location
nsw
First Name
hugh
Drive
99 VR-4 Type S Man
Yeah well the problem is that I didn't even know there was a problem until it was Dyno'd.

So my plan for now is just to do some standard maintenance and see if I notice any difference.
- do an injector clean / de-coke engine
- check intake is all secure
- maybe put in a wide band EGO just as prep for the miniceptor / just in case it is a problem

Then I'll wait until I have the miniceptor and let them deal with any issues when I put it in to get tuned.

Cheers for the tips lads, unfortunately I don't think i'll be able to do something which will make me go WOW fixed, it really doesn't feel bad.
 

bradc

1 AYC Bar
Location
New Zealand
First Name
Brad
Drive
Facelift Manual 400hp VR-4 Legnum
I would perhaps swap the MAF and O2 sensor. Seems very strange to me.

imho it is worth pointing out that the fluctuations aren't consistant, on the two runs there they are both quite different, indicating that it probably isn't the air box as if it affected the reading it would be consistantly rich each run.
 
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