Mystery Problem Solved w/OBDI
Mystery Problem Solved w/OBDI
This was posted already, but in another thread that was on another topic.
For those of you that have not read about this saga, just take a look at
the dyno graph in my sig. The graph is updated to show the before and
after. The only difference between the two dyno pulls, other that 5 months
time, is OBDII vs. OBDI. The wavy graph is OBDII and the non-wavy graph
is OBDI.
Special thanks to Jeff Creech of Carolina Auto Masters for getting me to try
the OBDI computer and for putting up with endless email on the topic. A
thank you also goes out to Tuning Technologies in Colton, CA for providing
the dyno facility. I would have liked to put up the actual WinPep dyno files
but I'm still waiting to receive them. Instead you get the crappy scanned
graph in my sig. Oh yes, and before I forget, a big thank you to Mike/SS MPSTR
for putting the dyno day (both the 1st and the 2nd) together.
I'm now eagerly waiting for my tuned OBDI PCM to arrive so I can install it
and the knock sensor. Hopefully all the area under the curve that I recovered
will be noticable. Even if it's not a big deal, I'll be a lot happier.
EDITED to add: The list of parts I replaced to try to fix this problem includes
the opti, coil, ICM, plugs, valve springs and PCM (OBDII), not to mention
multiple lash settings along the way.
For those of you that have not read about this saga, just take a look at
the dyno graph in my sig. The graph is updated to show the before and
after. The only difference between the two dyno pulls, other that 5 months
time, is OBDII vs. OBDI. The wavy graph is OBDII and the non-wavy graph
is OBDI.
Special thanks to Jeff Creech of Carolina Auto Masters for getting me to try
the OBDI computer and for putting up with endless email on the topic. A
thank you also goes out to Tuning Technologies in Colton, CA for providing
the dyno facility. I would have liked to put up the actual WinPep dyno files
but I'm still waiting to receive them. Instead you get the crappy scanned
graph in my sig. Oh yes, and before I forget, a big thank you to Mike/SS MPSTR
for putting the dyno day (both the 1st and the 2nd) together.
I'm now eagerly waiting for my tuned OBDI PCM to arrive so I can install it
and the knock sensor. Hopefully all the area under the curve that I recovered
will be noticable. Even if it's not a big deal, I'll be a lot happier.
EDITED to add: The list of parts I replaced to try to fix this problem includes
the opti, coil, ICM, plugs, valve springs and PCM (OBDII), not to mention
multiple lash settings along the way.
Last edited by truedualws6; Mar 30, 2005 at 09:45 AM.
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