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Home >> Lexus >> 2021 >> RX 350 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (4 Of 7) >> SFI System >> DTC P107A-15: Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open [09/2015 - 08/2019] >> Description

DTC P107A-15: Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open [09/2015 - 08/2019]: Description

Refer to DTC P107A-11.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P107A-15 Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open The fuel pressure sensor (for low pressure side) output voltage is higher than 4.85 V for 3 seconds or more (1 trip detection logic).
  • Open or short in fuel pressure sensor (for low pressure side) circuit
  • Fuel delivery pipe sub-assembly (fuel pressure sensor (for low pressure side))
  • ECM
Comes on DTC stored SAE Code: P107D

HINT: 

When this DTC is output, check the fuel pressure (for low pressure side) in the Data List. Enter the following menus: Powertrain / Engine / Data List / Fuel Pressure (Low).

DTC No. Fuel Pressure (Low) Malfunction
P107A-15 Approximately 750 kPag or higher
  • Short in VCPF to PFL circuit
  • Open in PFL circuit
  • Open in EPFL circuit

If the Data List values is normal it may be due to a temporary recovery from the malfunction condition. Check for intermittent problems.