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Home >> Toyota >> 2018 >> Highlander LE Plus, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 114 (SFI System (2GR-FXS) - Diagnostic Codes - (Hybrid) (2 Of 4)) >> SFI System >> DTC P107B: Fuel Rail Pressure Sensor "B" Circuit Range/Performance [11/2016 - 10/2017] >> Monitor Description

Monitor Description

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Fuel Pressure Sensor Stuck Monitor 

If the fuel pressure sensor (for low pressure side) value does change with the target fuel pressure for the low pressure side, the ECM interprets it as a malfunction. If this malfunction is detected in 2 consecutive driving cycles, the ECM will illuminate the MIL and store this DTC.

Fuel Pressure Sensor Correlation Monitor (after First Engine Start) 

If the fuel pressure sensor (for low pressure side) value is higher or lower than the threshold value when the fuel pump (for low pressure side) is operated at maximum speed when the engine is started for the first time since the power switch was turned on (READY), the ECM interprets it as a malfunction. If this malfunction is detected in 2 consecutive driving cycles, the ECM will illuminate the MIL and store this DTC.