2004 INFINITI FX35 clutch

AT-286
DISASSEMBLY
Revision: 2004 November 2004 FX35/FX45
DISASSEMBLYPFP:31020
DisassemblyACS007H6
CAUTION:
Do not disassemble parts behind Drum Support. Refer to AT- 1 7 , "
Cross-Sectional View (2WD Models)"
or AT- 1 8 , "Cross-Sectional View (AWD Models)" .
1. Drain ATF through drain plug.
2. Remove torque converter by holding it firmly and turing while
pulling straight out.
3. Check torque converter one-way clutch using check tool as
shown at figure.
a. Insert check tool into the groove of bearing support built into
one-way clutch outer race.
b. When fixing bearing support with check tool, rotate one- way
clutch spline using screwdriver.
c. Check that inner race rotates clockwise only. If not, replace
torque converter assembly.
4. Remove converter housing from transmission case.
CAUTION:
Be careful not to scratch converter housing.
SCIA5010E
SCIA3171E
SCIA3427E

DISASSEMBLY
AT-287
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: 2004 November 2004 FX35/FX45
5. Remove O-ring from input clutch assembly.
6. Remove tightening bolts for oil pump assembly and transmis-
sion case.
7. Attach the sliding hammers to oil pump assembly and extract it
evenly from transmission case.
CAUTION:

Fully tighten sliding hammer screw.

Make sure that bearing race is installed to the oil pump
assembly edge surface.
8. Remove O-ring from oil pump assembly.
SCIA5011E
SCIA2300E
SCIA5474E
SCIA5172E

AT-288
DISASSEMBLY
Revision: 2004 November 2004 FX35/FX45
9. Remove bearing race from oil pump assembly.
10. Remove needle bearing from front sun gear.
11. Remove front sun gear assembly from front carrier assembly.
NOTE:
Remove front sun gear by rotating left/right.
12. Remove seal rings from input clutch assembly.
13. Remove front carrier assembly from rear carrier assembly. (With
input clutch assembly and rear internal gear.)
CAUTION:
Be careful to remove it with needle bearing.
SCIA6529E
SCIA2808E
SCIA5014E
SCIA2470E
SCIA5015E

AT-290
DISASSEMBLY
Revision: 2004 November 2004 FX35/FX45
18. Remove needle bearing (front side) from mid carrier assembly.
19. Remove needle bearing (rear side) from mid carrier assembly.
20. Remove bearing race from rear carrier assembly.
21. Remove needle bearing from rear carrier assembly.
22. Remove mid sun gear assembly, rear sun gear assembly and
high and low reverse clutch hub as a unit.
CAUTION:
Be careful to remove then with bearing race and needle
bearing.
SCIA2805E
SCIA2804E
SCIA5175E
SCIA2803E
SCIA5018E

DISASSEMBLY
AT-291
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: 2004 November 2004 FX35/FX45
23. Remove high and low reverse clutch assembly from direct clutch
assembly.
CAUTION:
Make sure that needle bearing is installed to the high and
low reverse clutch assembly edge surface.
24. Remove direct clutch assembly from reverse brake.
25. Remove needle bearing from drum support.
26. Remove snap ring from A/T assembly harness connector.
27. Push A/T assembly harness connector.
CAUTION:
Be careful not to damage connector.
SCIA2306E
SCIA5019E
SCIA5198E
SCIA5021E
SCIA5022E

AT-292
DISASSEMBLY
Revision: 2004 November 2004 FX35/FX45
28. Remove oil pan and oil pan gasket.
29. Check foreign materials in oil pan to help determine causes of
malfunction. If the A/T fluid is very dark, smells burned, or con-
tains foreign particles, the frictional material (clutches, band)
may need replacement. A tacky film that will not wipe clean indi-
cates varnish build up. Varnish can cause valves, servo, and
clutches to stick and can inhibit pump pressure.

If frictional material is detected, perform A/T fluid cooler
cleaning. Refer to AT- 1 4 , "
A/T Fluid Cooler Cleaning" .
30. Remove magnets from oil pan.
31. Disconnect A/T fluid temperature sensor 2 connector.
CAUTION:
Be careful not to damage connector.
32. Straighten terminal clip to free A/T fluid temperature sensor 2
harness.
SCIA2308E
SCIA5199E
SCIA5200E
SCIA5023E
SCIA5146E

AT-306
REPAIR FOR COMPONENT PARTS
Revision: 2004 November 2004 FX35/FX45
Front Sun Gear, 3rd One-Way ClutchACS007H8
COMPONENTS
DISASSEMBLY
1. Using a flat-bladed screwdriver, remove snap ring from front sun
gear.
2. Remove 3rd one-way clutch from front sun gear.
INSPECTION
3rd One-way Clutch

Check frictional surface for wear or damage.
CAUTION:
If necessary, replace the 3rd one-way clutch.
Front Sun Gear Snap Ring

Check for deformation, fatigue or damage.
1. Front sun gear 2. 3rd one-way clutch 3. Snap ring
SCIA3114E
SCIA3110E
S C I A 3 111 E

REPAIR FOR COMPONENT PARTS
AT-307
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: 2004 November 2004 FX35/FX45
CAUTION:
If necessary, replace the snap ring.
Front Sun Gear

Check for deformation, fatigue or damage.
CAUTION:
If necessary, replace the front sun gear.
ASSEMBLY
1. Install 3rd one-way clutch in front sun gear.
CAUTION:
Apply ATF to 3rd one-way clutch.
2. Using a flat-bladed screwdriver, install snap ring in front sun
gear.
3. Check operation of 3rd one-way clutch.
a. Hold oil pump assembly and turn front sun gear.
b. Check 3rd one-way clutch for correct locking and unlocking
directions.
CAUTION:
If not as shown in illustration, check installation direction of
3rd one-way clutch.
S C I A 3 111 E
SCIA3110E
SCIA3131E