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While Discussing PFI Systems, Technician a Says the PCM Provides

Question 41

Multiple Choice

While discussing PFI systems, Technician A says the PCM provides the proper air/fuel ratio by controlling the fuel pressure. Technician B says the PCM provides the proper air/fuel ratio by controlling the injector pulse width. Who is correct?


A) A only
B) B only
C) both A and B
D) neither A nor B

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