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P02F1 - Cylinder 4 Injector Circuit Range/Performance

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DTC DESCRIPTION P02F1 - CYLINDER 4 INJECTOR CIRCUIT RANGE/PERFORMANCE

Description:  This DTC sets when the output voltage of the fuel injector control circuit is outside of the calibrated limit.
Possible Causes: 
  • INJ4 circuit open
  • INJ4 circuit short to ground
  • INJ4RTN circuit open
  • INJ4RTN circuit short to voltage
  • Damaged fuel injector connector
  • Damaged fuel injector
Diagnostic Aids:   
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test DI.
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