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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2GR-FKS) - Diagnostic Codes (2 Of 6) >> SFI System >> DTC P0190-15: Fuel Rail Pressure Sensor "A" Circuit Short to Battery or Open [12/2019 - 10/2022] >> Description

DTC P0190-15: Fuel Rail Pressure Sensor "A" Circuit Short to Battery or Open [12/2019 - 10/2022]: Description

Refer to DTC P0190-11.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P0190-15 Fuel Rail Pressure Sensor "A" Circuit Short to Battery or Open The fuel pressure sensor (for high pressure side) output voltage is higher than 4.9 V for 3 seconds or more (1 trip detection logic).
  • Open or short in fuel pressure sensor (for high pressure side) circuit
  • Fuel delivery pipe with sensor assembly LH
  • ECM
Comes on DTC stored SAE Code: P0193
DTC for Mexico Models:
- Applies

HINT: 

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

DTC No. Fuel Pressure (High) Malfunction
P0190-15 Approximately 32000 kPag or higher
  • Short in VC to PR circuit
  • Open in PR circuit
  • Open in ETHW circuit

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

Refer to CHECK FOR INTERMITTENT PROBLEMS [12/2019 - 10/2022]