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Re: AMM = Air Mass Meter = MAF = Mass Air Flow
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Posted by peter [Email] (#2804) [Profile/Gallery] (more from peter) on Wed, 29 Nov 2006 19:20:53 Share Post by Email
In Reply to: AMM = Air Mass Meter = MAF = Mass Air Flow, turrbo [Profile/Gallery] , Wed, 29 Nov 2006 17:30:50
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thanks its a 94 900sa 2.3 na and its getting on my nerves ive posted a couple times and nothing helps it fails nox part of emissions ive replaced everything thats been suggested on the bb board and before i buy the cat con i wanted to make sure i wasnt missing something. ive replaced or verified vacum hoses 02 sensor purge valve pcv , rotor ,plugs, filiters oil and air, SAI system, compression tested ,checked for mainfold leakes cleaned TB and iac ,Prayed to the emission gods!!! but to no avail;it fails NOX part of the test but Co and HO are both high realtively but still pass nox i learned was high engine temp or cat . How can i Lower the engine temp???The car runs great has power idles at100rpm? but smooth it drives like its 5 yrs old not 15 ,but what good is it if its not legal??im going to buy a cat i guess is next. anyone have a suggestion, HIGH flow types work emission wise,not going to pay dealer prices and if it helps with power i would be cool with thative spent literally hours reading this bb and its great info but has yet to help me from taking the bus.

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