Infiniti M35/M45 Y50. Manual — part 89
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TRANSMISSION ASSEMBLY
AT-279
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5.
Remove heat insulator.
6.
Remove rear propeller shaft. Refer to
PR-8, "Removal and Installation"
.
7.
Remove front cross bar with power tool. Refer to
FSU-27, "Removal and Installation"
.
8.
Remove exhaust mounting bracket. Refer to
EX-5, "Removal and Installation"
.
9.
Remove three way catalyst. Refer to
EX-5, "Removal and Installation"
10. Remove front propeller shaft. Refer to
PR-5, "Removal and Installation"
.
11. Remove control rod. Refer to
AT-226, "Control Rod Removal and Installation"
12. Remove crankshaft position sensor (POS) (1) from A/T assem-
bly.
CAUTION:
●
Do not subject it to impact by dropping or hitting it.
●
Do not disassemble.
●
Do not allow metal filings, etc., to get on the sensor's
front edge magnetic area.
●
Do not place in an area affected by magnetism.
13. Remove starter motor. Refer to
14. Remove rear plate cover. Refer to
.
15. Turn crankshaft, and remove the four tightening bolts for drive
plate and torque converter.
CAUTION:
When turning the crankshaft, turn it clockwise as viewed
from the front of the engine.
16. Support A/T assembly with a transmission jack.
CAUTION:
When setting the transmission jack, be careful not to allow
it to collide against the drain plug.
17. Remove rear engine mounting member with power tool.
18. Remove engine mounting insulator (rear).
19. Disconnect A/T assembly harness connector.
20. Remove air breather hose. Refer to
AT-272, "Removal and Installation"
.
21. Remove A/T fluid charging pipe from A/T assembly.
22. Remove O-ring from A/T fluid charging pipe.
23. Disconnect fluid cooler tube from the A/T assembly.
24. Plug up openings such as the A/T fluid charging pipe hole, etc.
25. Remove bolts fixing A/T assembly to engine assembly with power tool.
26. Remove A/T assembly with transfer assembly from vehicle.
CAUTION:
●
Secure torque converter to prevent it from dropping.
●
Secure A/T assembly to a transmission jack.
27. Remove transfer assembly from A/T assembly with power tool.
SCIA6506J
LCIA0335E
SCIA2203E
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AT-280
TRANSMISSION ASSEMBLY
INSPECTION
Installation and Inspection of Torque Converter
●
After inserting a torque converter to a A/T, be sure to check dis-
tance “A” to ensure it is within the reference value limit.
INSTALLATION
Install the removed parts in the reverse order of the removal, while paying attention to the following work.
●
When installing A/T assembly to the engine assembly, attach the
fixing bolts in accordance with the following standard.
●
Align the positions of tightening bolts for drive plate with those of
the torque converter, and temporarily tighten the bolts. Then,
tighten the bolts with the specified torque. Refer to
CAUTION:
●
When turning crankshaft, turn it clockwise as viewed from
the front of the engine.
●
When tightening the tightening bolts for the torque con-
verter after fixing the crankshaft pulley bolts, be sure to
confirm the tightening torque of the crankshaft pulley
mounting bolts. Refer to
●
After converter is installed to drive plate, rotate crankshaft
several turns and check to be sure that A/T rotates freely without binding.
●
Install crankshaft position sensor (POS). Refer to
EM-38, "Removal and Installation (AWD Models)"
.
●
After completing installation, check A/T fluid leakage, A/T fluid level and A/T position. Refer to
AT-228, "Checking of A/T Position"
Distance “A”:
25.0 mm (0.98 in) or more
SCIA5694E
Bolt No.
1
2
3
4
Number of bolts
1
5
2
1
Bolt length
“
”mm (in)
55 (2.17)
65 (2.56)
35 (1.38)
40 (1.57)
Tightening torque
N·m (kg-m, ft-lb)
75
(7.7, 55)
47
(4.8, 35)
34
(3.5, 25)
SCIA4600E
SCIA2288E
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OVERHAUL
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OVERHAUL
PFP:00000
Components
NCS001R0
VQ35DE models
SCIA7983E
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AT-282
OVERHAUL
1.
O-ring
2.
Oil pump cover
3.
O-ring
4.
Oil pump housing
5.
Self-sealing bolt
6.
Torque converter
7.
Converter housing
8.
Oil pump housing oil seal
9.
Bearing race
10.
Needle bearing
11.
O-ring
12.
Front carrier assembly
13.
Needle bearing
14.
Snap ring
15.
Front sun gear
16.
Snap ring
17.
Bearing race
18.
Needle bearing
19.
3rd one-way clutch
20.
Seal ring
21.
Input clutch assembly
22.
Needle bearing
23.
Rear internal gear
24.
Brake band
25.
Mid carrier assembly
26.
Needle bearing
27.
Bearing race
28.
Rear carrier assembly
29.
Needle bearing
30.
Mid sun gear
31.
Seal ring
32.
Rear sun gear
33.
1st one-way clutch
34.
Snap ring
35.
Needle bearing
36.
High and low reverse clutch hub
37.
Snap ring
38.
Bearing race
39.
Needle bearing
Refer to GI section to make sure icons (symbol marks) in the figure. Refer to
However, refer to the following symbols for others.
:
Apply Genuine RTV silicone sealant or equivalent. Refer to
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