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Home >> Lexus >> 2024 >> RC 350 Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 73 (Engine Control System (2GR-FSE) - Diagnostic Codes (2 Of 5)) >> SFI System >> DTC P0191: Fuel Rail Pressure Sensor Circuit Range / Performance [09/2014 - 11/2017] >> Typical Enabling Conditions

Typical Enabling Conditions

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Monitor runs whenever the following DTCs are not stored None
STUCK MONITOR

All of the following conditions are met -
Engine coolant temperature sensor malfunction Not detected
High pressure fuel pump malfunction Not detected
Fuel pressure sensor circuit malfunction Not detected
Soak timer malfunction Not detected
Battery voltage 11 V or higher
Fuel cut Off
High pressure fuel pump Driving
Injection mode NOT PFI (Port fuel injection)
CORRELATION MONITOR WITH BAROMETRIC PRESSURE

All of the following conditions are met -
Engine coolant temperature sensor malfunction Not detected
High pressure fuel pump malfunction Not detected
Fuel pressure sensor circuit malfunction Not detected
Soak timer malfunction Not detected
Battery voltage 8 V or higher
Engine switch Off
Soak time 5, 7 or 9.5 hours
Atmospheric pressure 70 kPa (abs) [525 mmHg (abs)] or higher