[V8] 2 Questions: Tires & Gas Mileage

[sdewitt at stx.rr.com]

It's either a faulty Fuel Pressure regulator or Dirty injectors.
 

----- Original Message ----- 
From: "Campozano, Robert" <RCAMPOZANO at mgmmirage.net> 
Date: Tuesday, September 26, 2006 1:05 pm 
Subject: [V8] 2 Questions: Tires & Gas Mileage 
To: V8 Fans <v8 at audifans.com> 
Cc: V8-request at audifans.com 

> Good morning, 
> 
> 1. I am in need of new tires and would like to know what is the 
> correctsize tire for a 16 inch rim for the V8. I know I could 
> probably get the 
> info from the archives but I do not have access to the archives at 
> thistime. So any guidance is appreciated. 
> 
> 2. I am at my wits end with my whopping 10-11 miles per gallon. 
> I have 
> replaced my 02 sensor 3 times in the last year and a half and the last 
> 02 replacement I replaced the temp. sensor as well which I was 
> told was 
> most likely the reason the first 2 02 sensors went bad...the 3rd one 
> must be bad again. The first couple weeks of 02 replacement all 
> is well 
> but then slowly but surely gas mileage goes right back down again. 
> Un-burnt fuel is pouring out my exhaust at pretty much any speed. 
> 
> Can a faulty FPR cause this? I ask because it almost seems like I 
> beganhaving these issues when I replaced the FPR. The car runs 
> pretty cool 
> (just above the 75 mark) and rarely gets to the 100 marker. If I 
> replace the 02 sensor and don't reset the fault codes would this cause 
> this issue. 
> 
> Guys, I am ready to get rid of my car because of this issue. I do not 
> mind the 15-17 miles a gallon I was getting a year and a half ago but 
> when you are filling up every 160-180 mile of driving at $40.00-45.00 
> dollars a fill up it starts to *REALLY* hurt the pocket. 
> 
> All help is appreciated. Thanks to all as always, 
> 
> Zay Campozano | Computer Engineer | MGM MIRAGE(tm) 
> rcampozano at MGMMirage.net 
> 
> 
> _______________________________________________ 
> Audifans V8 mailing list 
> Send posts to: mailto:V8 at audifans.com 
> Manage your list connection: 
> http://www.audifans.com/mailman/listinfo/v8Have an Audi V8 
> question? Check the Audifans Knowledgebase! 
> http://www.audifans.com/twiki/bin/view/Audi/V8 
> Have a V8 answer? ... Please help others by adding to the KB ... 
> all contributions welcome! 
>