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OBD II Fault Code P108F :

Description of OBD II Fault code P108F

FUEL RAIL PRESSURE (FRP) SENSOR OUTPUT HIGH VOLTAGE AFTER IGNITION OFF

Possible failuer of OBD II Fault code P108F

  • FRP sensor malfunction

Diagnostic Procedure using AutoHex auto Scan tool tester

  • ECM monitors Fuel Rail Pressure after IG OFF and High voltage beyond predetermined value is detected during 100msec.

Test Conditions using AutoHex Scan tool tester

  • IG OFF (0) during 10seconds after IG ON (II).
  • Engine not running.

Clear Fault codes Conditions

  • ECM monitors Fuel Rail Pressure after IG OFF and High voltage beyond predetermined value is detected during 100msec.

MIL Status

  • Check Engine Light ON

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Note:

  • AutoHex is a professional OBD /OBD II diagnostic scanner / scan tool tester.
  • This fault code is a GERENRIC fault code, some cars may change the meaning of this fault code.
    To get the accurate fault code description you may use AutoHex OBD scanner

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