Fooling the Computer:
A well-known technique used with AFM (mass AirFlow Meter) sensors is to "fool" the EFI computer into thinking that there is more air entering the intake than there actually is. This results in a richer mixture and often, improved power and throttle response. Here's OldMage's explanation of how to do this for the 22RE:

OldMage wild 83 Celica GT-S coupe Beaverton, OR USA  



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