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error fuel level reading
In message <email@example.com> "R.Wiratorn" writes:
> The digital on board computer of my S4 ( the one that calculate
> the distance the car can go with the amount of fuel left in the tank
> show "E" ( empty ) while the analog fuel gauge just reach the 1/2 point.
> I refill the gas and I able to put 44 liters into the tank.
> The guy at dealer said that the on board computer is gone, they change
> it and charge me $600...!!
> Why isn't it as durable as I thought ? I'm just not sure
> that it's really the right way to fix it. May be they change it
> because they don't know what else could cause this problem. I'll
> see if it show "E" too soon again with the new expensive computer.
Does the distance _suddenly_ drop to "E" from something like 200 miles, or does
it read incorrectly with a full tank?
In the first case, I would suggest the sender unit in the tank is defective.
In the second case, I would suspect a calibration problem and not a bad
Committee Member, UK Audi [ur-]quattro Owners Club