08-24-2021, 12:19 PM
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#3 (permalink)
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Base Member
Join Date: Oct 2015
Location: Florida
Posts: 116
Drives: 16 370z Nismo 6MT
Rep Power: 9
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Quote:
Originally Posted by crazy4oldcars
Our cars have an active engine management system, vs, for instance a '60s car with a carburetor that only has an idle screw on it. Between the Mass Air Flow (MAF) sensors in the intake, and the O2 sensors in the exhaust, the engine management system adjusts the air/fuel mixture to compensate for in-the-moment conditions.
There are also various special load-based conditions, like your A/C, requirements for onboard electronics, and even cold-start and warm-up automatic choke, all of which could affect idle.
Kirk B.
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Awesome. Thanks 😊
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2016 Pearl White 370Z Nismo (6ma) || Z1 CAI || Greddy GT X || FI Resonated Test Pipes || Ported Manifolds || Fuel Pump: aem50-1200 || 1050cc Fuel Injectors || E85 || RJM Performance Clutch || ECUTECH - SpecialtyZ (Seb)
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