Figjam74 -
I think RH77 has one. I was interested in it, but I think it only logs 4 data points :
ThinkGeek :: Car Chip Pro Engine Performance Monitor
Quote:
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- Log up to 4 of 23 engine parameters
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CarChip Pro Specs (PDF)
http://www.thinkgeek.com/files/Specs_CarChipPro.pdf
Quote:
Trip Log Report View - Vehicle ID, CarChip data logger ID, start time, end time, duration, time spent at idle, time spent in first speed band, time spent in second speed band, time spent in third speed band, time spent in fourth speed band, distance, average speed, maximum speed, number of hard braking events, number of extreme braking events, number of hard acceleration events, number of extreme acceleration events, list of logged parameters (up to 4 optional data parameters), comments.
Trip Log Plot View - Line graph for vehicle speed and up to 4 optional data parameters
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With an Elmscan and the appropriate software, I can log all the data points myself. The Carchip is nifty, but I think it's "window of opportunity" has passed.
CarloSW2