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Home >> Lexus >> 2023 >> NX 250 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 125 (Engine Control System - Diagnostic Codes (P0190-P02EE)) >> 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 [11/2021 - 03/2023] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2025 Lexus NX 350, 2024 Lexus NX 350, 2023 Lexus NX 350, and 2022 Lexus NX 350. 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 0.4 MPa (4.1 kgf/cm2 , 58 psi)
CORRELATION MONITOR WITH BAROMETRIC PRESSURE

Malfunction counter 5 seconds or more
Fuel pressure sensor (for high pressure side) output Less than -1.90 MPa (-19.4 kgf/cm2 , -276 psi), or higher than 2.48 MPa (25.3 kgf/cm2 , 360 psi)
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