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Home >> Lexus >> 2025 >> NX 350h >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (Engine Control System - Diagnostic Codes (P0520-P0627)) >> SFI System >> DTC P0627-12: Fuel Pump "A" Control Circuit Short to Battery [03/2022 - ] >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different car, the 2025 Lexus NX 250, 2024 Lexus NX 250, 2023 Lexus NX 250, and 2022 Lexus NX 250. 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 -
Output duty cycle 3 to 65%
Battery voltage 10.5 V or higher
Ignition switch ON
Starter Off