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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 268 (Engine Controls And Fuel - 3.6L (LGX LF4) - Description And Operation) >> Description and Operation >> Fuel System Description (LGX) >> Fuel Metering Modes of Operation

Fuel Metering Modes of Operation

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

The ECM monitors voltages from several sensors in order to determine how much fuel to give the engine. The ECM controls the amount of fuel delivered to the engine by changing the fuel injector pulse width. The fuel is delivered under one of several modes.

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