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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 119 (Engine Control System - Diagnostic Codes (08 Of 10)) >> SFI SYSTEM (for Gasoline Model) >> DTC P1235-13: High Pressure Fuel Pump Circuit Open [10/2022 - ] >> Typical Enabling Conditions

Typical Enabling Conditions

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.
Monitor runs whenever the following DTCs are not stored None
All of the following conditions are met -
Time after engine start 5 seconds or more
Command to injector driver relay On
Output duty cycle 5 to 95%
Battery voltage 10.5 V or higher
Ignition switch ON
Starter Off
Engine Running