FUEL INJECTOR CONSTRUCTION/OPERATION [MZI-3.7]

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• Installed on the intake manifold.
• Mainly consists of a coil, spring and valve.
• A signal is sent from the PCM causes excitation current to pass through the coil and thereby pull in the valve and fuel is injected.
• The amount of injection is determined by the open time of the valve (equal to the energization time of the coil).

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