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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 63 (Engine Control System (A25A-FXS) - Diagnostic Codes (P0171-P0190)) >> SFI System >> DTC P0190-15: Fuel Rail Pressure Sensor "A" Circuit Short to Battery or Open [11/2023 - ] >> Description

DTC P0190-15: Fuel Rail Pressure Sensor "A" Circuit Short to Battery or Open [11/2023 - ]: Description

WARNING: This page is about a different variant/trim than selected.

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 pressure sensor (for high pressure side)
  • 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 33000 kPa or higher
  • Short in VCPR to PR circuit
  • Open in PR circuit
  • Open in EPR circuit

If the Data List value 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 - ]