DTC P0201 - P0209: Injector Circuit/Open - Cylinder X

WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2010 Mercury Mountaineer, 2010 Mercury Milan, 2010 Mercury Mariner, 2010 Mercury Grand Marquis, and 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.

DTC P020X: INJECTOR CIRCUIT/OPEN - CYLINDER X

For Vehicles With Direct Fuel Injection
Description:	NOTE: x represents injector numbers 1 through 9. 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:	INJ circuit open, short to ground, or short to voltage INJRTN circuit open, short to ground, or short to voltage Damaged fuel injector Damaged PCM
Diagnostic Aids:	PID Data Monitor INJx_F flags a concern. This DTC sets when a concern is detected between the PCM and either fuel injector circuit.
For All Others
Description:	NOTE: x represents injector numbers 1 through 9. 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:	VPWR circuit open INJ circuit open Damaged fuel injector Damaged PCM
Diagnostic Aids:	PID Data Monitor INJx_F fault flags equals YES. This DTC sets when a concern is detected between the PCM and the fuel injector.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
Flex GTDI, MKS 3.5L, MKZ 3.5L, Taurus GTDI	-	GO to PINPOINT TEST DI .	GO to PINPOINT TEST DI .
All others	-	GO to PINPOINT TEST KG .	GO to PINPOINT TEST KG .