Lexus NX: Installation

INSTALLATION

PROCEDURE

1. INSTALL HV WATER PUMP BRACKET SUB-ASSEMBLY

(a) Temporarily install the HV water pump bracket sub-assembly to the inverter bracket with bolt A.

*a

Bolt A

*b

Bolt B

(b) Install bolt B.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

(c) Tighten bolt A.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

2. INSTALL WATER PUMP WITH MOTOR

(a) Connect the No. 2 inverter cooling hose and No. 3 inverter cooling hose to the water pump with motor, and slide the clamp to secure it.

NOTICE:

  • Until immediately before connecting the water hose, plug the pipe with vinyl tape, etc. to prevent foreign matter from entering the water pump with motor.
  • Align the rib of the water pump with motor with the matchmark on the water hose side.
  • Insert the water hose securely up to the rib of the water pump with motor.
  • Align the clamp at the position shown in the illustration.

*a

Rib

*b

Matchmark

*c

180°

*d

90°

*e

Rear of Vehicle

*f

Right Side of the Vehicle

*g

Top

(b) Install the water pump with motor with the 3 bolts.

Torque:

6.1 N·m {62 kgf·cm, 54 in·lbf}

HINT:

First, temporarily install the 2 bolts, install the 3rd bolt with the specified torque, and then tighten the 2 bolts.

(c) Connect the water pump with motor connector.

3. CONNECT NO. 2 INVERTER COOLING HOSE ASSEMBLY

Click here

4. INSTALL UPPER RADIATOR SUPPORT SUB-ASSEMBLY

Click here

5. ADD COOLANT (for Inverter Coolant)

Click here

6. INSPECT FOR COOLANT LEAK (for Inverter Coolant)

Click here

7. INSTALL NO. 1 ENGINE UNDER COVER ASSEMBLY

Click here

READ NEXT:

 2ar-fxe (intake / Exhaust)

 Exhaust Manifold

 Components

COMPONENTS ILLUSTRATION *1 INVERTER RESERVOIR ASSEMBLY *2 NO. 1 ENGINE COVER SUB-ASSEMBLY *3 WIRE HARNESS - - N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION

SEE MORE:

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Combination Meter / Trouble Codes. (e) Check for DTCs. Body Electrical > Combination Meter > Trouble Codes CLEAR D

 Reassembly

REASSEMBLY CAUTION / NOTICE / HINT HINT: A bolt without a torque specification is shown in the standard bolt chart. Click here PROCEDURE 1. INSTALL CUSHION (a) Install the cushion. HINT: Use the same procedure as for the LH side. 2. INSTALL BACK DOOR LOWER STOPPER LH (a) When replacing the b

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