Skip to main content  BMW 3 Series "E30" Airflow Meter
Adjustment : eBay Guides  Write a guide Guides by: dmcl-325i (
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guide helpful. Guide viewed: 5582 times Tags: BMW Cars | E30 E34
M20 M40 | E36 | Airflow Meter Tuning  The meter can be tweaked
to maximise fuel economy or performance. Unless the unit has
been adjusted incorrectly previously you wont see substantial
gains either way you wish to set it, however, you should notice
a good difference considering the price of it which is... FREE!!
First of all you will want to remove the airflow meter from the
car and remove the plastic lid on the top part of it. You will
then see this:  higher quality, full size image can be found
here:  Ideally you would want to be able to record air/fuel
ratios, power/torque and mpg for each adjustment to end up with
the best possible setting for your particular car but since were
not all millionaires you can DIY and still get a good
improvement in most cases. On my