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P0201 - Injector Circuit/Open - Cylinder 1

WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
P0201 - INJECTOR CIRCUIT/OPEN - CYLINDER 1

Description:  The comprehensive component monitor (CCM) monitors the operation of the fuel injector drivers in the powertrain control module (PCM). The test fails when the fuel injector circuitry is inoperative.
Possible Causes: 
  • Open or shorted fuel injector driver circuit
Diagnostic Aids:  PID Data Monitor INJ1F fault flags = YES.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All   refer to PINPOINT TEST KG .