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Home >> Lexus >> 2021 >> LS 500 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (09 Of 14) >> SFI System >> DTC P107A-15: Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open [12/2017 - 09/2019] >> Description

DTC P107A-15: Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open [12/2017 - 09/2019]: 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 No. 2 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 No. 2 fuel pressure sensor (for low pressure side) circuit
  • No. 2 fuel pressure sensor (for low pressure side)
  • ECM
Comes on DTC stored SAE: P107D

HINT: 

When a DTC is output, check the Data List item "Fuel Pressure (Low)" using the Techstream.

Refer to DATA LIST / ACTIVE TEST [12/2017 - 09/2018] , or refer to DATA LIST / ACTIVE TEST [09/2018 - 09/2019]

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

If the Data List displays a normal value, the normal value may be due to a temporary recovery from the malfunction condition. Check for intermittent problems.