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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 56 (Engine Control System (A25A-FXS) - Diagnostic Codes (P11EA-P12D0)) >> SFI System >> DTC P1235-13: High Pressure Fuel Pump Circuit Open [11/2023 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

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One of the following conditions is met 1, 2, 3, 4 or 5
1. Both of the following conditions are met -
Following condition is met 60 time or more
High pressure fuel pump voltage detected by injector driver IC 4.8 V or higher
2. Both of the following conditions are met -
Following condition is met 60 time or more
High pressure fuel pump voltage detected by injector driver IC 1.2 V or less
3. Both of the following conditions are met -
Following condition is met 60 time or more
High pressure fuel pump current detected by injector driver IC 140 A or higher
4. Both of the following conditions are met -
Following condition is met 60 time or more
High pressure fuel pump drive MOSFET current detected by injector driver IC 12 A or higher
5. Both of the following conditions are met -
Following condition is met 60 time or more
High pressure fuel pump drive MOSFET voltage detected by injector driver IC 0.02 V or less