Fuel Metering Modes of Operation

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Purpose

The basic function of the air/fuel metering system is to control air/fuel delivery to the engine. The best air/fuel mixture to minimize exhaust emissions is 14.7 to 1, which allows the catalytic converter to operate most efficiently. Fuel is delivered to the engine by individual fuel inj...

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Service Manual Table of Contents

Document Tags

Document Title: Fuel Metering Modes of Operation

fuel

system

control

engine

exhaust

allows

catalytic

converter

delivered

injectors

sensor

oxygen

ratio

time

called

closed

loop

operation

conditions

starting

mode

when

ignition

temperature

throttle

position

signal

speed

open

above

voltage

increasing

tire

rpm

fuel delivered

fuel injectors

fuel ratio

engine speed

open loop

speed above

heated oxygen sensor

engine speed above