ENGINE SYSTEM AND METHOD

摘要

Various methods and systems are provided for controlling and shaping the current waveform for a solenoid in a fuel injector that has variable impedance.

主权项

1. A system, comprising:
a first fuel injector coupled to a first fuel injector drive circuit and that is operable to inject fuel to a first cylinder; and a controller coupled to the first fuel injector drive circuit, the controller configured to adjust a first actuation signal of the first fuel injector to generate an adjusted first actuation signal of the first fuel injector based at least on an impedance to the first actuation signal.