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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System (Diagnostics) (P0171 To P0685) (H4DOTC) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0191 Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1 >> Execution Condition

Execution Condition

Secondary Parameters Execution condition
Integrated intake air mass during previous driving cycle > 10000 g
Soak time > 21600 s
Block heater detection Complete
Block heater use Not detected
Engine Coolant Temperature (ECT) continues dropping at each wake up True*
*As defined by:
ECT at this wake up < ECT at last wake up