brett at cloud9.net
Fri Dec 12 08:28:50 EST 2003
At 11:12 PM -0500 12/11/03, Paul Luevano wrote:
>I think there is something definitely wrong with the car, just need to figure
>out what. At 2500rpm, everything is ducky. Its just at idle where the problem
>is. The car is obviously running rich at idle.
Check all the lines to the fuel pressure regulator and the ECU; also
find a scan tool and grab the adaptation values stored in the
computer. Note in the Bentley the specific conditions that have to
be met before writing these #'s down- then use the chart to 'decode'.
>Now, any suggestions on reducing HC's at idle? I've been told that there is a
>potentiometer in the MAF sensor that controls the idle mixture. Anyone know
>about it and how to adjust it?
No such beast.
>I fear that this might be a result of my Stebro "High Performance"
>cats. But I
>really feel that this car should pass emissions even without cats.
...then use the sniffer pipe post-turbo to see what pre-cat levels are.
"They that give up essential liberty to obtain temporary
safety deserve neither liberty nor safety." - Ben Franklin
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