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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Engine Control System - Diagnostic Codes (2 Of 6)) >> SFI System >> DTC P0190-2A: Fuel Rail Pressure Sensor "A" Signal Stuck in Range; DTC P0190-64: Fuel Rail Pressure Sensor "A" Signal Plausibility Failure [12/2023 - ] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
Related DTCs P0191: Fuel pressure sensor rationality (correlation monitor with barometric pressure)
P0191: Fuel pressure sensor rationality (stuck monitor)
Required Sensors/Components (Main) Fuel pressure sensor (for high pressure side)
Required Sensors/Components (Related) Atmospheric pressure sensor
Frequency of Operation Continuous
Duration Less than 10 seconds: Correlation monitor with barometric pressure
Less than 30 seconds: Stuck monitor
MIL Operation 2 driving cycles
Sequence of Operation None
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