Quick update...
Still haven't fixed the bouncy idle. Was able to get a surprisingly consistent 47.x mpg with the Fed ECU over 3 tanks (roughly 4 weeks worth). I'd gotten a better 48.9 mpg with the Cali ECU, and since I didn't have time to further investigate the idle issue, I decided one morning to quickly swap back over to the Cali ECU. Now I get the bouncy idle with that ECU... AUUGH! Ah well, will live with it until I have time to dig into things. The first tank with the Cali ECU I apparently forgot to capture a trip with the gps, as my odo miles were higher than gps miles (normally the odo miles are 2.6% or more below indicated gps miles), so I probably show lower FE than I actually achieved. But last tank I managed my best ever at 49.8 mpg... using the Cali ECU!!
Have ordered a bunch of tune up consumables which I hope to receive during this week so that I can spend this next weekend doing a fairly thorough going over... hope to resolve the bouncy idle with that effort. Also hope to get the MPGuino installed at the same time.
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Last edited by NachtRitter; 04-27-2009 at 06:36 PM..
Reason: Fixed # of weeks
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