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programming a A4
were trying to program a 2000 coupe for the new 3.15 gear.we tried the gear scaling update, with no luck, speedo was off(about 8-10 mph) and wasn't shifting right,(p1870 code) i upgraded from 2.73 to 3.15 gear, stock GY runflats 275 40 18, (tire height 26.66 ?) 180 degree thermostat, anyone have there number's from a 2000 with a A4, what they should read for the hp tuner? or what are we doing wrong?
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Re: programming a A4
Did you do anything with tire scaling at all? If not, there should be no speedo error. Hopefully an HPTuners guru will pop in.