Lexus NX: Removal

Lexus NX Service Manual / Drivetrain / P314 (hybrid Transmission / Transaxle) / Hybrid Vehicle Transaxle / Removal

REMOVAL

CAUTION / NOTICE / HINT

CAUTION:

The engine assembly with hybrid vehicle transaxle assembly is very heavy. Be sure to follow the procedure described in the repair manual, or the engine lifter may suddenly drop.

PROCEDURE

1. REMOVE SERVICE PLUG GRIP

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2. REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY

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3. REMOVE SUSPENSION TOWER DAMPER

w/ Performance Damper:
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w/o Performance Damper:
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4. REMOVE OUTER COWL TOP PANEL

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5. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY

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6. REMOVE AIR CLEANER CAP AND HOSE

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7. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

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8. REMOVE AIR CLEANER CASE SUB-ASSEMBLY

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9. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY

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10. DRAIN HYBRID TRANSAXLE FLUID

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11. REMOVE TRANSMISSION OIL COOLER ASSEMBLY

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12. REMOVE NO. 3 INVERTER COOLING HOSE

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13. DISCONNECT WIRE HARNESS

(a) Disconnect the 7 clamps, 4 connectors and wire harness from the hybrid vehicle transaxle assembly.

14. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY

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15. REMOVE NO. 2 TRANSMISSION CONTROL CABLE BRACKET

(a) Remove the bolt and No. 2 transmission control cable bracket.

16. REMOVE FRONT DRIVE SHAFT ASSEMBLY

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17. DISCONNECT RADIATOR RESERVE TANK ASSEMBLY

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18. INSTALL ENGINE HANGER

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19. INSTALL ENGINE SUPPORT BRIDGE

(a) Install SST to the vehicle body as shown in the illustration.

SST: 09940-10020

*a	Support Shaft	*b	Side Member
*c	Front Side	*d	Correct
*e	Incorrect	*f	Front Suspension Nut
*g	Fuse Bolt	-	-

CAUTION:

Make sure the fuse bolt is not deformed.

NOTICE:

Prevent SST from contacting the vehicle body or windshield.
Lightly shake SST by hand to make sure it is securely installed while performing work.
Set the support shafts on level surfaces.

(b) Turn the threaded portion of each support shaft to adjust its height and make the SST sub beams parallel to the ground.

*a	Support Shaft
*b	Sub Beam
*c	Side Member
*d	Threaded Portion

*1	No. 1 Engine Hanger	*2	No. 2 Engine Hanger
*a	Division Bar	*b	Shackle
*c	Chain Block Assembly	*d	50 mm (1.97 in.) or more

(d) Connect the shackle to the No. 1 engine hanger.

(e) Connect the 2nd link of the chain to the No. 2 engine hanger.

(f) Make sure the distance between the chain block assembly and division bar is 50 mm (1.97 in.) or more.

(g) Adjust the position of the chain block assembly so that the chain is perpendicular to the SST main beam and sub beams as shown in the illustration.

*a	Chain Block Assembly	*b	Main Beam
*c	Sub Beam	*d	Dimension (A)
*e	Dimension (B)	*f	Correct
*g	Incorrect	*h	Right to Left Adjustment
*i	Front to Rear Adjustment	-	-

CAUTION:

To prevent the engine with hybrid vehicle transaxle assembly from falling, make sure that the dimension (A) and dimension (B) are equal.

(h) Tighten the 6 wing bolts and 2 bolts.

Torque:

Bolt :

30 N·m {306 kgf·cm, 22 ft·lbf}

(i) Tighten the chain block assembly until it cannot be moved any further by hand.

NOTICE:

When suspending the engine with hybrid vehicle transaxle assembly, do not tighten the chain block assembly more than 50 N*m (510 kgf*cm, 37 ft.*lbf).
Do not shake the engine with hybrid vehicle transaxle assembly excessively while it is being suspended.

Turn

20. REMOVE FRONT SUSPENSION CROSSMEMBER SUB-ASSEMBLY

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21. SUPPORT HYBRID VEHICLE TRANSAXLE ASSEMBLY

(a) Using a transmission jack attachment, set the hybrid vehicle transaxle assembly on a transmission jack.

NOTICE:

Secure the hybrid vehicle transaxle assembly to the transmission jack using a suitable adapter, such as a rope or attachment.
To prevent the No. 2 motor water jacket cover assembly from deforming, do not place any attachments under the No. 2 motor water jacket cover assembly of the hybrid vehicle transaxle assembly.

(b) Loosen the 9 bolts of the hybrid vehicle transaxle assembly.

NOTICE:

Do not remove the bolts.

22. REMOVE FRONT CROSSMEMBER SUB-ASSEMBLY

(a) Remove the 6 bolts and front crossmember sub-assembly.

23. REMOVE FRONT ENGINE MOUNTING INSULATOR

(a) Remove the through bolt, nut and front engine mounting insulator.

NOTICE:

While holding the nut in place, loosen the through bolt.

24. REMOVE FRONT EXHAUST PIPE ASSEMBLY

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25. DISCONNECT ENGINE MOUNTING INSULATOR LH

(a) Remove the through bolt and nut and disconnect the engine mounting insulator LH.

26. REMOVE HYBRID VEHICLE TRANSAXLE ASSEMBLY

(a) Slightly tilt the engine assembly with hybrid vehicle transaxle assembly downward.

NOTICE:

Make sure that the hybrid vehicle transaxle assembly is not tilted excessively so that the engine does not contact the vehicle.

(b) Remove the 9 bolts and hybrid vehicle transaxle assembly.

NOTICE:

To avoid damage to the 2 knock pins, do not pry between the hybrid vehicle transaxle assembly and the engine assembly.
To prevent the splines of the transmission input damper assembly from becoming misaligned, do not allow the hybrid vehicle transaxle assembly to hit the transmission input damper assembly during hybrid vehicle transaxle assembly removal and installation.

27. REMOVE FRONT ENGINE MOUNTING BRACKET

(a) Remove the 3 bolts and front engine mounting bracket from the hybrid vehicle transaxle assembly.

28. REMOVE NO. 3 OIL COOLER TUBE CLAMP

(a) Remove the bolt and No. 3 oil cooler tube clamp from the hybrid vehicle transaxle assembly.

29. REMOVE ENGINE MOUNTING BRACKET LH

(a) Remove the 4 bolts and engine mounting bracket LH from the hybrid vehicle transaxle assembly.

30. REMOVE REAR ENGINE MOUNTING INSULATOR

(a) Remove the through bolt, nut and rear engine mounting insulator from the rear engine mounting bracket.

31. REMOVE REAR ENGINE MOUNTING BRACKET

(a) Remove the 4 bolts and rear engine mounting bracket from the hybrid vehicle transaxle assembly.

32. REMOVE TRANSMISSION OIL COOLER BRACKET

(a) Remove the 2 bolts and transmission oil cooler bracket from the hybrid vehicle transaxle assembly.

33. REMOVE NO. 1 TRANSMISSION CONTROL CABLE BRACKET

(a) Remove the 2 bolts and No. 1 transmission control cable bracket from the hybrid vehicle transaxle assembly.

34. REMOVE SHIFT LEVER POSITION SENSOR

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35. REMOVE OIL COOLER TUBE CLAMP

(a) Remove the 2 bolts and oil cooler tube clamp from the hybrid vehicle transaxle assembly.

36. REMOVE NO. 2 AUTOMATIC TRANSMISSION CASE COVER

(a) Remove the bolt, clip and No. 2 automatic transmission case cover from the hybrid vehicle transaxle assembly.

37. REMOVE AUTOMATIC TRANSMISSION CASE COVER

(a) Detach the 2 clamps and motor cable.

(b) Detach the 2 guides and remove the automatic transmission case cover from the No. 3 automatic transmission case cover.

38. REMOVE NO. 3 AUTOMATIC TRANSMISSION CASE COVER

(a) Remove the 2 bolts, clip and No. 3 automatic transmission case cover from the hybrid vehicle transaxle assembly.

39. REMOVE HYBRID TRANSMISSION MASS DAMPER

(a) Remove the hybrid transmission mass damper and gasket from the hybrid vehicle transaxle assembly.

40. REMOVE TRANSAXLE BREATHER PLUG

(a) Remove the transaxle breather plug from the hybrid vehicle transaxle assembly.

41. REMOVE UNION

(a) Remove the union and O-ring from the hybrid vehicle transaxle assembly.

42. REMOVE MOTOR CONNECTOR PROTECTOR

(a) Remove the 2 bolts and motor connector protector from the hybrid vehicle transaxle assembly.

(b) Using an E7 "TORX" socket wrench, remove the 2 stud bolts.

43. REMOVE NO. 2 MOTOR WATER JACKET COVER ASSEMBLY

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44. REMOVE NO. 1 MOTOR WATER JACKET COVER ASSEMBLY

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45. REMOVE NO. 3 MOTOR WATER JACKET COVER ASSEMBLY

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SEE MORE:

Calibration

CALIBRATION DESCRIPTION (a) After replacing any VSC related components or performing wheel alignment adjustment, clear and read the sensor calibration data. Refer to the table below and then perform the necessary operation according to the part to be replaced in order to perform calibration. Part

Removal

REMOVAL PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM Click here 2. REMOVE RADIATOR ASSEMBLY Click here 3. REMOVE FRONT BUMPER COVER (a) for Sport Package: Click here (b) except Sport Package: Click here 4. DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY (a) Remove the bolt and discon

Lexus NX: Removal

READ NEXT:

Installation

Input Shaft Oil Seal

Motor Water Jacket Cover Assembly

SEE MORE:

Calibration

Removal