LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 92 (Engine Control System - Diagnostic Codes (01 Of 10)) >> SFI SYSTEM (for Gasoline Model) >> DTC P0088-00: Fuel Rail / System Pressure - Too High [10/2022 - ] >> Description

DTC P0088-00: Fuel Rail / System Pressure - Too High [10/2022 - ]: Description

WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.

Refer to DTC P0087-00.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Priority Note
P0088-00 Fuel Rail / System Pressure - Too High Although the ECM is requesting the fuel (engine room side) pump assembly (for high pressure side) to open the spill control valve, fuel pressure increases 3 MPa (30.6 kgf/cm2 , 435 psi) from target pressure for about 10 seconds (1 trip detection logic).
  • Fuel (engine room side) pump assembly (for high pressure side)
  • Fuel pressure sensor (for high pressure side)
  • ECM
Comes on Engine B
  • SAE Code: P0088
  • DTC for Mexico Models: Applies