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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 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

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.
STUCK MONITOR

Malfunction counter 5 times or more
Fuel pressure sensor (for high pressure side) output deviation Less than 0.3 MPa (3.1 kgf/cm2 , 43.5 psi)
CORRELATION MONITOR WITH BAROMETRIC PRESSURE

Malfunction counter 5 seconds or more
Fuel pressure sensor (for high pressure side) output Less than -2 MPa (-20.4 kgf/cm2 , -290 psi), or higher than 2 MPa (20.4 kgf/cm2 , 290 psi)