INFINITI QX56 2009 Factory Service Manual

CONTROL VALVE WITH TCMTM-203
< ON-VEHICLE REPAIR >
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CONTROL VALVE WITH TCM
Control Valve with TCM and A/T Fluid Temperature Sensor 2INFOID:0000000004219688
COMPONENTS
CONTROL VALVE WITH TCM REMOVAL AND INSTALLATION
Removal
1. Disconnect negative battery terminal. Refer to PG-77, "Removal and Installation".
2. Drain A/T fluid. Refer to TM-181, "Changing the A/T Fluid (ATF)"
.
3. Disconnect A/T assembly harness connector.
1. Transmission 2. Snap ring 3. Sub-harness
4. Control valve with TCM 5. Bracket 6. A/T fluid temperature sensor 2
7. Oil pan gasket 8. Brackets 9. Oil pan bolt
10. Oil pan 11. Magnet 12. Drain plug
13. Drain plug gasket 14. A/T assembly harness connector 15. O-ring
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TM-204
< ON-VEHICLE REPAIR >
CONTROL VALVE WITH TCM
4. Remove snap ring from A/T assembly harness connector.
5. Push A/T assembly harness connector.CAUTION:
Do not damage connector.
6. Remove oil pan and oil pan gasket. Refer to TM-201, "Oil Pan"
.
7. Disconnect A/T fluid temperat ure sensor 2 connector (A).
CAUTION:
Do not damage connector.
8. Straighten the four terminal clips to free the terminal cord assembly for A/T fluid temperature sensor 2 harness.
 : Terminal clip
9. Straighten terminal clip to fr ee the output speed sensor harness.
10. Disconnect output speed sensor connector (1). CAUTION:
Do not damage connector.
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CONTROL VALVE WITH TCMTM-205
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11. Remove bolts (A), (B) and (C) from control valve with TCM.  : Front
12. Remove control valve with TCM from transmission case. CAUTION:
When removing, be careful with the manual valve notch and
manual plate height. Remove it vertically.
13. Remove A/T fluid temperature sensor 2 with bracket from con- trol valve with TCM.
14. Remove bracket from A/T fluid temperature sensor 2.
15. Remove O-ring from A/T assembly harness connector.
Bolt symbol Length mm (in) Number of bolts A 42 (1.65) 5
B 55 (2.17) 6
C 40 (1.57) 1
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TM-206
< ON-VEHICLE REPAIR >
CONTROL VALVE WITH TCM
16. Disconnect TCM connectors.CAUTION:
Do not damage connectors.
17. Remove A/T assembly harness connector from control valve with TCM using suitable tool.
18. Disconnect TCM connector and transmission range switch con- nector
CAUTION:
Do not damage connectors.
Installation
CAUTION:
After completing installation, check A/T fluid leakage and fluid level. Refer to TM-179, "Checking the A/
T Fluid (ATF)".
1. Connect TCM connector and trans mission range switch connec-
tor.
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CONTROL VALVE WITH TCMTM-207
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2. Install A/T assembly harness connector to control valve with TCM.
3. Connect TCM connector.
4. Install new O-ring in A/T assembly harness connector. CAUTION:
 Do not reuse O-ring.
 Apply ATF to O-ring.
5. Install A/T fluid temperature sensor 2 to bracket.
6. Install A/T fluid temperature sensor 2 (with bracket) to control valve with TCM. Tighten A/T flui d temperature sensor 2 bolt to
the specified torque. Refer to TM-203, "Control Valve with TCM
and A/T Fluid Temperature Sensor 2".
CAUTION:
Adjust bolt hole of bracket to bolt hole of control valve with
TCM.
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TM-208
< ON-VEHICLE REPAIR >
CONTROL VALVE WITH TCM
7. Install control valve with TCM in transmission case.1. :Brake band
CAUTION:
 Make sure that input speed sensor is securely installed
into input speed sensor hole (A).
 Hang down output speed sen sor harness toward outside
so as not to disturb installati on of control valve with TCM.
 Adjust A/T assembly harness co nnector of control valve
with TCM to terminal hole of transmission case.
 Assemble it so that manual valve cutout is engaged with manual plate projection.
8. Install bolts (A), (B) and (C) in control valve with TCM.  : Front
9. Tighten bolt (1), (2) and (3) temporarily to prevent dislocation. After that tighten them in order (1 → 2 → 3). Then tighten other
bolts.
 : Front
10. Tighten control valve with TCM bolts to the specified torque.
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Bolt symbol Length mm (in) Number of bolts
A 42 (1.65) 5
B 55 (2.17) 6
C 40 (1.57) 1
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Bolt symbol A B C
Number of bolts 5 6 1
Length mm (in) 42 (1.65) 55 (2.17) 40 (1.57)
Tightening torque
N·m (km-g, in-lb) 7.9 (0.81, 70)With ATF applied
7.9 (0.81, 70)
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CONTROL VALVE WITH TCMTM-209
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11. Connect A/T fluid temperature sensor 2 connector (A).
12. Securely fasten terminal cord assembly and A/T fluid tempera- ture sensor 2 harness with terminal clips
 : Terminal clip
13. Connect output speed sensor connector (1).
14. Securely fasten output speed sensor harness with terminal clip.
15. Install oil pan to transmission case. Refer to TM-201, "Oil Pan"
.
16. Pull up A/T assembly harness connector. CAUTION:
Do not damage connector.
17. Install snap ring to A/T assembly harness connector.
18. Connect A/T assembly harness connector.
19. Connect the negative battery terminal.
20. Refill the A/T with fluid and check the fluid level and for fluid leakage. Refer to TM-179, "Checking the A/T Fluid (ATF)"
.
REMOVAL AND INSTALLATION OF A/ T FLUID TEMPERATURE SENSOR 2
Removal
1. Disconnect negative battery terminal. Refer to PG-77, "Removal and Installation".
2. Remove oil pan and oil pan gasket. Refer to TM-201, "Oil Pan"
.
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TM-210
< ON-VEHICLE REPAIR >
CONTROL VALVE WITH TCM
3. Disconnect A/T fluid temperature sensor 2 connector (A).
CAUTION:
Do not damage connector.
4. Straighten terminal clip to free A/T fluid temperature sensor 2 harness.
5. Remove A/T fluid temperature sensor 2 with bracket from con- trol valve with TCM.
6. Remove bracket from A/T fluid temperature sensor 2.
Installation
CAUTION:
After completing installation, check A/T fluid leakage and fluid level. Refer to TM-179, "Checking the A/
T Fluid (ATF)".
1. Install A/T fluid temperature sensor 2 to bracket.
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CONTROL VALVE WITH TCMTM-211
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2. Install A/T fluid temperature sens or 2 (with bracket) in control
valve with TCM. Tighten A/T flui d temperature sensor 2 bolt to
the specified torque. Refer to TM-203, "Control Valve with TCM
and A/T Fluid Temperature Sensor 2".
CAUTION:
Adjust bolt hole of bracket to bolt hole of control valve with
TCM.
3. Connect A/T fluid temperature sensor 2 connector (A).
4. Securely fasten A/T fluid temperature sensor 2 harness with ter- minal clip .
5. Install oil pan to transmission case. Refer to TM-201, "Oil Pan"
.
6. Connect the negative battery terminal. Refer to PG-77, "Removal and Installation"
.
7. Refill the A/T with fluid and check the fluid level and for fluid leakage. Refer to TM-179, "Checking the A/T
Fluid (ATF)".
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TM-212
< ON-VEHICLE REPAIR >
REAR OIL SEAL
REAR OIL SEAL
Rear Oil SealINFOID:0000000004187482
REMOVAL AND INSTALLATION
Removal
1. Remove rear propeller shaft. Refer to DLN-196, "Removal and Installation".
2. Remove transfer from transmission (4WD models). Refer to DLN-141, "Removal and Installation"
.
3. Remove rear oil seal using suitable tool. CAUTION:
Do not scratch rear extension assembly (2WD models) or
adapter case assembly (4WD models).
Installation
1. Install new rear oil seal until it is flush into the rear extension
case (2WD models) using Tool or adapter case (4WD models)
using suitable tool.
CAUTION:
 Apply ATF to rear oil seal.
 Do not reuse rear oil seal.
2. Install transfer to transmission (4WD models). Refer to DLN-
141, "Removal and Installation".
3. Install rear propeller shaft. Refer to DLN-196, "Removal and
Installation".
4. Check the A/T fluid level and for fluid leakage. Refer to TM-179,
"Checking the A/T Fluid (ATF)".
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Tool number : ST33400001 (J-26082)
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Revision: December 20092009 QX56