2001 INFINITI QX4 Factory Service Manual

Page 2361 of 2395

INFINITI QX4 2001  Factory Service Manual SMT905C
3. Remove thrust needle bearing from press flange.
SMT906C
4. Remove seal ring from mainshaft.
IDo not reuse seal ring.
SMT907C
5. Set a drift (KV31103300), a support ring (KV40104710), a sup-

Page 2362 of 2395

INFINITI QX4 2001  Factory Service Manual SMT910C
8. Remove press flange from mainshaft.
SMT911C
9. Remove return spring assembly from clutch hub.
SMT912C
10. Remove each plate from clutch drum.
SMT913C
11. Remove snap ring from mainshaft.
ID

Page 2363 of 2395

INFINITI QX4 2001  Factory Service Manual SMT915C
Clutch PistonNBTF0078S031. Remove oil pressure check plug from oil pressure check port.
SMT916C
2. Apply air gradually from oil pressure check port, and remove
clutch piston from center case.

Page 2364 of 2395

INFINITI QX4 2001  Factory Service Manual SMT919C
2. Remove O-rings from oil strainer.
IDo not reuse O-rings.
SMT920C
3. Remove bolts for control valve.
SMT921C
4. Remove snap ring. Then push terminal assembly into center
case to remove contr

Page 2365 of 2395

INFINITI QX4 2001  Factory Service Manual SMT924C
7. Remove 4WD solenoid valve, clutch pressure switch, 2-4WD
shift solenoid valve, line pressure switch, and transfer fluid
temperature sensor from control valve assembly.
8. Remove O-rings fro

Page 2366 of 2395

INFINITI QX4 2001  Factory Service Manual SMT929C
Mainshaft Rear BearingNBTF0078S051. Remove mainshaft rear bearing from center case using a
remover (ST35291000) and a remover (ST30090010).
SMT930C
Main Oil PumpNBTF0078S061. Remove bolts as s

Page 2367 of 2395

INFINITI QX4 2001  Factory Service Manual SMT934C
3. Thread two bolts (M4 x 0.8) into the holes of sub-oil pump as
shown in the figure, and pull out to remove sub-oil pump.
SMT935C
4. Remove oil pump gasket.
IDo not reuse gasket.
SMT936C
5. R

Page 2368 of 2395

INFINITI QX4 2001  Factory Service Manual SMT939C
3. Remove O-rings from oil filter.
IDo not reuse O-rings.
SMT940C
4. Remove oil filter stud.
SMT941C
5. Remove O-ring from oil filter stud.
IDo not reuse O-ring.
SMT895C
Front Case
DISASSEMBLY