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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 122 (Engine Control System (A25A-FXS) - Diagnostic Codes (13 Of 20)) >> SFI System >> DTC P0627-14: Fuel Pump "A" Control Circuit Short to Ground or Open [06/2018 - 08/2020] >> Monitor Description

Monitor Description

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The ECM monitors the fuel pump control ECU operation signals.

When the output duty ratio of the operation signal from the ECM is 3 to 65% and the FPC terminal voltage is a certain value or less for 3 seconds or more, the ECM stores a DTC.

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