Lexus NX: Installation

INSTALLATION

PROCEDURE

1. INSTALL NO. 3 MOTOR WATER JACKET COVER ASSEMBLY

(a) Remove any remaining seal packing from the transaxle housing installation surface and bolt holes.

NOTICE:

  • Clean and degrease the installation surface and bolt holes.
  • Do not allow any remaining seal packing to enter the coolant path when cleaning.

(b) Apply seal packing in a continuous line as shown in the illustration.

Seal Packing:

Toyota Genuine Seal Packing 1282B, Three Bond 1282B or equivalent

Standard Seal Diameter:

1.5 mm (0.0591 in.) or more.

NOTICE:

Remove any oil from the contact surface.

*a

Area where seal packing 1282B application prohibited

*b

1.5 mm (0.0591 in.) or more

(c) Install a new No. 3 motor water jacket cover assembly to the hybrid vehicle transaxle with 12 new bolts.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

NOTICE:

  • Install the No. 3 motor water jacket cover assembly within 3 minutes and tighten the bolts within 10 minutes after applying seal packing.
  • Do not add coolant within 2 hours after installing the No. 3 motor water jacket cover assembly.
  • Do not start the engine for at least 2 hours after installing the No. 3 motor water jacket cover assembly.

2. INSTALL NO. 1 MOTOR WATER JACKET COVER ASSEMBLY

(a) Remove any remaining seal packing from the transaxle housing installation surface and bolt holes.

NOTICE:

  • Clean and degrease the installation surface and bolt holes.
  • Do not allow any remaining seal packing to enter the coolant path when cleaning.

(b) Apply seal packing in a continuous line as shown in the illustration.

Seal Packing:

Toyota Genuine Seal Packing 1282B, Three Bond 1282B or equivalent

Standard Seal Diameter:

1.5 mm (0.0591 in.) or more.

NOTICE:

Remove any oil from the contact surface.

*a

1.5 mm (0.0591 in.) or more

(c) Install a new No. 1 motor water jacket cover assembly to the hybrid vehicle transaxle with 8 new bolts.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

NOTICE:

  • Install the No. 1 motor water jacket cover assembly within 3 minutes and tighten the bolts within 10 minutes after applying seal packing.
  • Do not add coolant within 2 hours after installing the No. 1 motor water jacket cover assembly.
  • Do not start the engine for at least 2 hours after installing the No. 1 motor water jacket cover assembly.

3. INSTALL NO. 2 AUTOMATIC TRANSMISSION CASE COVER

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4. INSTALL OIL COOLER TUBE CLAMP

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5. INSTALL NO. 1 TRANSMISSION CONTROL CABLE BRACKET

Click here

6. INSTALL FRONT ENGINE MOUNTING BRACKET

Click here

7. INSTALL HYBRID VEHICLE TRANSAXLE ASSEMBLY

Click here

8. INSTALL NO. 2 MOTOR WATER JACKET COVER ASSEMBLY

(a) Remove any remaining seal packing from the transaxle housing installation surface and bolt holes.

NOTICE:

  • Clean and degrease the installation surface and bolt holes.
  • Do not allow any remaining seal packing to enter the coolant path when cleaning.

(b) Apply seal packing in a continuous line as shown in the illustration.

Seal Packing:

Toyota Genuine Seal Packing 1282B, Three Bond 1282B or equivalent

Standard Seal Diameter:

1.5 mm (0.0591 in.) or more.

NOTICE:

Remove any oil from the contact surface.

*a

1.5 mm (0.0591 in.) or more

(c) Install a new No. 2 motor water jacket cover assembly to the hybrid vehicle transaxle with 5 new bolts.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

NOTICE:

  • Install the No. 2 motor water jacket cover assembly within 3 minutes and tighten the bolts within 10 minutes after applying seal packing.
  • Do not add coolant within 2 hours after installing the No. 2 motor water jacket cover assembly.
  • Do not start the engine for at least 2 hours after installing the No. 2 motor water jacket cover assembly.

9. ADD COOLANT (for Inverter Coolant)

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10. INSPECT FOR COOLANT LEAK (for Inverter Coolant)

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11. INSTALL NO. 1 ENGINE UNDER COVER ASSEMBLY

Click here

READ NEXT:

 Oil Cooler

 Components

COMPONENTS ILLUSTRATION *1 NO. 1 ENGINE UNDER COVER ASSEMBLY - - ILLUSTRATION *1 INVERTER BRACKET ASSEMBLY *2 INVERTER WATER PUMP WITH MOTOR ASSEMBLY *3 NO. 5 INVERTER COO

 Removal

REMOVAL PROCEDURE 1. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY Click here 2. REMOVE INVERTER WITH CONVERTER ASSEMBLY Click here 3. REMOVE INVERTER WATER PUMP WITH MOTOR ASSEMBLY Click here 4

SEE MORE:

 Inspection

INSPECTION PROCEDURE 1. INSPECT SEPARATE TYPE REAR SEATBACK COVER RH (REAR SEATBACK HEATER ASSEMBLY RH) (for RH Side) (a) Check the separate type rear seatback cover RH (rear seatback heater assembly RH). (1) Measure the resistance according to the value(s) in the table below. Standard Resistance

 Precaution

PRECAUTION NOTICE: When disassembling the rear combination light assembly, use static electricity countermeasures SST (desktop antistatic mat set) and observe all precautions to prevent damage to the system by electrostatic discharge (ESD). STATIC ELECTRICITY COUNTERMEASURES SST SST:Desktop antistat

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