"Lawrence Glickman" > wrote in message
...
> On 5 Feb 2005 12:18:43 -0800, wrote:
>
>>I think that is what I will try now. I just replaced my exaust/convert
>>from the O2 sensor back and it did not help.
>>
>>This is getting expensive
>
> The only way I know of monitoring your fuel pressure "while you are
> driving around" is to have somebody plugged into your OBDII connector
> with a real-time scanner, OR, use a data logger ( e.g. Davis
> DriveRight CarChip, or record on a portable PC with a program like
> AutoTap ).

Nice guess Larry but since his PCM has absolutely no clue what the fuel
pressure is, your data logger won't work. It may be able to moniter several
things but fuel pressure isn't among them.
Bob


> I find that static one-shot readings don't really tell the whole story
> of what is going on, that is why I keep a data logger plugged into the
> OBDII port all the time. At 5 second test sweeps, it monitors up to
> 25 continuous hours of running time. At 60 second intervals, 300
> continuous hours of running time. I keep it at the 5 seconds sampling
> frequency and can watch what is really going on during all kinds of
> driving conditions.
>
> I might pull it out ever 2 or 3 weeks and look at the graphs. If
> everything looks OK, I clear the chip memory and plug it back in.
> Even once a month would be OK, as I've never used more than 22% of the
> memory although I take a _lot_ of short trips.
>
> You can then discard the data, or save it to a file for future
> reference. I call it my "flight recorder."
>
> Lg
>