Installation [03/2023 - ]: Procedure

WARNING: This page is about a different car, the 2025 Lexus NX 350, 2024 Lexus NX 350, 2023 Lexus NX 350, and 2022 Lexus NX 350. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL FUEL PRESSURE SENSOR

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Cutout (Fuel Delivery Pipe Sub-assembly)

Cutout (Fuel Pressure Sensor)

Install a new fuel pressure sensor to the fuel delivery pipe sub-assembly as shown in the illustration.
NOTE:
Make sure that the cutout of the fuel delivery pipe sub-assembly is aligned with the cutout of the fuel pressure sensor.

INSTALL NO. 1 FUEL PRESSURE SENSOR HOLDER

Cutout (Fuel Pressure Sensor)

Cutout (No. 1 Fuel Pressure Sensor Holder)

Temporarily install the No. 1 fuel pressure sensor holder to the fuel delivery pipe sub-assembly as shown in the illustration.
NOTE:
Make sure that the cutout of the fuel pressure sensor is aligned with the cutout of the No. 1 fuel pressure sensor holder.
Using an 8 mm socket wrench, install the 2 new bolts in the order shown in the illustration.
Torque: 10 N.m (102 kgf/cm, 7 ft.lbf)
Connect the fuel pressure sensor connector.

INSTALL NO. 3 ENGINE COVER

Refer to PROCEDURE - Step 54
INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY

Refer to PROCEDURE - Step 55
CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
Refer to PROCEDURE - Step 5
INSPECT FOR FUEL LEAK
Refer to PROCEDURE - Step 1
PERFORM INITIALIZATION
1. Perform "Inspection After Repair" after replacing the fuel pressure sensor.
  Refer to INITIALIZATION [11/2021 - ]
INITIALIZATION AFTER RECONNECTING BATTERY TERMINAL
HINT:

When disconnecting and reconnecting the battery, there is an automatic learning function that completes learning when the respective system is used.

Refer to AUTOMATIC LEARNING CHART [11/2021 - ]