Lexus NX: Installation

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

INSTALLATION

PROCEDURE

1. INSTALL LOWER RADIATOR SUPPORT

(a) Install the 2 lower radiator supports to the fan shroud.

2. INSTALL RADIATOR SUPPORT CUSHION

(a) Install the 2 radiator support cushions to the 2 radiator support sub-assemblies.

3. INSTALL RADIATOR ASSEMBLY

(a) Install the radiator assembly to the fan shroud with cooling fan with the 2 bolts.

Torque:

10.5 N·m {107 kgf·cm, 8 ft·lbf}

NOTICE:

Do not damage the core of the radiator assembly.

4. INSTALL RADIATOR ASSEMBLY WITH FAN SHROUD

(a) Install the radiator assembly with fan shroud to the vehicle.

NOTICE:

Do not damage the core of the cooler condenser assembly and radiator assembly.

5. INSTALL NO. 2 FAN SHROUD

(a) Attach the 2 claws and install the No. 2 fan shroud to the radiator assembly with the 2 bolts.

Torque:

10.5 N·m {107 kgf·cm, 8 ft·lbf}

6. CONNECT NO. 5 INVERTER COOLING HOSE

(a) Attach the 4 clamps and connect the No. 5 inverter cooling hose to the fan shroud.

7. CONNECT NO. 4 INVERTER COOLING HOSE

(a) Attach the clamp and connect the No. 4 inverter cooling hose to the fan shroud.

8. CONNECT NO. 2 INVERTER COOLING HOSE

(a) Attach the clamp and connect the No. 2 inverter cooling hose to the fan shroud.

9. CONNECT NO. 1 RADIATOR HOSE

(a) Connect the No. 1 radiator hose to the radiator assembly, and slide the clip to secure the hose.

(b) Attach the clamp and connect the No. 1 radiator hose to the fan shroud.

10. CONNECT NO. 2 RADIATOR HOSE

(a) Connect the No. 2 radiator hose to the radiator assembly, and slide the clip to secure the hose.

11. CONNECT WATER BY-PASS PIPE

(a) Attach the 3 clamps and install the water by-pass pipe to the fan shroud.

(b) Connect the No. 5 water by-pass hose to the radiator assembly, and slide the clip to secure the hose.

12. CONNECT NO. 2 WATER BY-PASS HOSE

(a) Connect the No. 2 water by-pass hose to the radiator assembly, and slide the clip to the secure the hose.

13. INSTALL UPPER RADIATOR SUPPORT SUB-ASSEMBLY

(a) Install the upper radiator support sub-assembly with the 5 bolts.

Torque:

for bolt A :

31 N·m {316 kgf·cm, 23 ft·lbf}

for bolt B :

12.5 N·m {127 kgf·cm, 9 ft·lbf}

*a	Bolt A
*b	Bolt B

(b) Install the 2 radiator support sub-assemblies to the upper radiator support sub-assembly with the 2 bolts.

Torque:

19 N·m {194 kgf·cm, 14 ft·lbf}

(d) Attach the 3 clamps and connect the front radiator side air guide plate LH.

(e) Attach the 3 clamps and install the front radiator side air guide plate RH.

14. INSTALL NO. 6 INVERTER BRACKET

(a) Temporarily install the No. 6 inverter bracket to the upper radiator support sub-assembly with the 2 bolts.

(b) Tighten the 2 bolts in the order shown in the illustration.

Torque:

10.5 N·m {107 kgf·cm, 8 ft·lbf}

*A	for 2WD
*B	for AWD

15. CONNECT HOOD LOCK ASSEMBLY

(a) Attach the clamp and connect the hood lock control cable assembly to the upper radiator support sub-assembly.

(b) Connect the hood lock assembly to the upper radiator support with the 3 bolts.

Torque:

8.0 N·m {82 kgf·cm, 71 in·lbf}

16. INSTALL FRONT BUMPER REINFORCEMENT SUB-ASSEMBLY

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17. ADD ENGINE COOLANT

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18. INSPECT FOR COOLANT LEAK

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Lexus NX: Installation

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