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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid) >> DTC Diagnosis >> DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P208, P209: Injector Circuit/Open - Cylinder X

DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P208, P209: Injector Circuit/Open - Cylinder X

DTC P020X: - INJECTOR CIRCUIT/OPEN - CYLINDER X

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: 
  • Open circuit
  • Damaged fuel injector
  • Damaged PCM
Diagnostic Aids:  PID Data Monitor INJx_F fault flags equals YES.
This DTC is set when a concern is detected between the PCM and the fuel injector.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test KG .
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