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Home >> Subaru >> 2019 >> Forester Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (1 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0088: Fuel Rail/System Pressure - Too High Bank 1 >> General Description >> Diagnostic Method

Diagnostic Method

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value DTC
Actual fuel pressure - Target fuel pressure Less than -3.5MPa P0087
Actual fuel pressure - Target fuel pressure More than 6MPa P0088

Time needed for diagnosis:  10000ms

Malfunction indicator light illumination:  Illuminates as soon as a malfunction occurs.

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