LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2018 >> Highlander LE Plus, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 110 (SFI System (2GR-FXS) - Diagnostic Codes - (Hybrid) (4 Of 4)) >> SFI System >> DTC P0191: Fuel Rail Pressure Sensor Circuit Range / Performance [11/2016 - 10/2017] >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different variant/trim than selected.
ALL

Monitor runs whenever the following DTCs are not stored None
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 (for high pressure side) circuit malfunction Not detected
Soak timer malfunction Not detected
Auxiliary battery voltage 8 V or higher
Power switch Off
Soak time 5, 7 or 9.5 hours
Atmospheric pressure 76 kPa (abs) [11 psi (abs)] or higher
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 (for high pressure side) circuit malfunction Not detected
Soak timer malfunction Not detected
Auxiliary battery voltage 11 V or higher
Fuel cut Off
High pressure fuel pump Driving
Injection mode NOT PFI (Port fuel injection)