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Old 12-09-2017, 06:44 AM
  #7  
Fwpratt
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Join Date: Jul 2011
Posts: 5,594
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Originally Posted by Marshfly View Post
These aren't estimates. This is the engine computer telling exactly how much fuel it is metering into the injectors.
well, on the Yamaha, its the ECU reporting how much fuel should be flowing
a "calculation" of rpm X injector actuation time

- assuming the rail pressure is as designed
- assuming the injectors are 100% clean, and opening/closing as designed

none of which is actually verifiable by the ECU

but it certainly can be extremely accurate
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