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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 171 (Engine Control System - SFI System Diagnostics (2 Of 4)) >> DTC P0190 Fuel Rail Pressure Sensor Circuit; DTC P0192 Fuel Rail Pressure Sensor Circuit Low Input; DTC P0193 Fuel Rail Pressure Sensor Circuit High Input >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

P0190: 

TYPICAL MALFUNCTION THRESHOLDS CHART

Fuel pressure sensor voltage Less than 0 25 V, or more than 4 5V

P0192: 

TYPICAL MALFUNCTION THRESHOLDS CHART

Fuel pressure sensor voltage Less than 0 25 V

P0193: 

TYPICAL MALFUNCTION THRESHOLDS CHART

Fuel pressure sensor voltage More than 4 5V
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