Lexus NX: Installation

Lexus NX Service Manual / Engine & Hybrid System / 2ar-fxe (cooling) / Water Pump / Installation

INSTALLATION

PROCEDURE

1. INSTALL ENGINE WATER PUMP ASSEMBLY

(a) Install a new gasket and the engine water pump assembly with the 5 bolts in the order shown in the illustration.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

2. INSTALL V-RIBBED BELT TENSIONER ASSEMBLY

(a) Using a 12 mm union nut wrench, install the V-ribbed belt tensioner assembly with the bolt.

Torque:

Specified tightening torque

21 N*m {214 kgf*cm, 15 ft.*lbf}

HINT:

Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.
Click here
When using a union nut wrench (fulcrum length of 20 mm (0.787 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)): 18.9 N*m (193 kgf*cm, 14 ft.*lbf)

*a	Torque Wrench Fulcrum Length

3. INSTALL RADIATOR RESERVE TANK ASSEMBLY

(a) Install the radiator reserve tank assembly with the 2 bolts.

Torque:

5.0 N·m {51 kgf·cm, 44 in·lbf}

(b) Connect the water by-pass hose and No. 2 water by-pass hose to the radiator reserve tank assembly, and slide the 2 clamps to secure the hoses.

4. INSTALL FAN AND GENERATOR V BELT

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5. ADD ENGINE COOLANT

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6. INSPECT FOR COOLANT LEAK

Click here

SEE MORE:

Freeze Frame Data

FREEZE FRAME DATA FREEZE FRAME DATA (a) Whenever an automatic headlight beam level control system DTC is stored, the headlight ECU subassembly LH stores the current vehicle state as freeze frame data. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG).

Parts Location

PARTS LOCATION ILLUSTRATION *1 CANISTER *2 FUEL PUMP *3 MASS AIR FLOW METER SUB-ASSEMBLY *4 PURGE VSV *5 NO. 1 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY *6 EFI-MAIN RELAY *7 IG2-MAIN RELAY *8 EFI-MAIN NO. 2 RELAY *9 FUEL PUMP CONTROL ECU ASSEMB

Lexus NX: Installation

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2ar-fxe (emission Control)

Canister

Components

SEE MORE:

Freeze Frame Data

Parts Location