Mazda - Idle Air Adjust Screw (AAS) or Idle Air Bypass (IAB)

How to use the Air Adjust Screw on most Mazda vehicles including 626/MX-6/Protege/MazdaSpeed/P5/MP3/323/929/B-Series Trucks/Ford Probe, Mustang, and Telstar. This is NOT a throttle adjust screw it's an air adjust screw.

Reuploaded with info provided by Amopower. Thank you Amopower.
- ground the STI pin (or EEC-IV shorting bar)
- disconnect the IAC
- start and run @2500rpm for 30 secs
- turn idle speed adjusting screw to reach desired RPM
- shut engine off and re-run test to verify OK
- reconnect the IAC

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