OBD II Fault Code P108F :

Description of Fault code P108F

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

Possible failuer P108F

• FRP sensor malfunction

Diagnostic Procedure using AutoHex II Scan Tool

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

Test Conditions using AutoHex 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

Note:

• AutoHex II is a professional Auto diagnostic.
• 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 II

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