Infiniti Q45. Manual - part 79

ON-VEHICLE SERVICE

AT-229

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19. Disconnect TCM connectors.

CAUTION:

Be careful not to damage connectors.

20. Remove A/T assembly harness connector from control valve

with TCM using a flat-bladed screwdriver.

21. Disconnect TCM connector and park/neutral position switch

connector.

CAUTION:

Be careful not to damage connectors.

Installation

CAUTION:

After completing installation, check A/T fluid leakage and A/T fluid level. Refer to 

AT-13, "Checking A/T

Fluid"

 .

1.

Connect TCM connector and park/neutral position switch con-
nector.

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SCIA5448E

SCIA5449E

SCIA5449E

AT-230

ON-VEHICLE SERVICE

2.

Install A/T assembly harness connector from control valve with
TCM.

3.

Connect TCM connectors.

4.

Install 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) in control
valve with TCM.

CAUTION:

Adjust bolt hole of bracket to bolt hole of control valve with
TCM.

SCIA5450E

SCIA5447E

SCIA5155E

SCIA5264E

: 7.9 N·m (0.81 kg-m, 70 in-lb)

SCIA5301E

ON-VEHICLE SERVICE

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7.

Install control valve with TCM in transmission case.

CAUTION:

●

Make sure that turbine revolution sensor securely installs
turbine revolution sensor hole.

●

Hang down revolution sensor harness toward outside so
as not to disturb installation of control valve with TCM.

●

Adjust A/T assembly harness connector 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.

9.

Tighten bolt 1, 2 and 3 temporarily to prevent dislocation. After
that tighten them in order (1 

→

 2 

→

 3), and then tighten other

bolts.

SCIA5034E

SCIA5142E

Bolt symbol

Length mm (in)

Number of bolts

A

42 (1.65)

5

B

55 (2.17)

6

C

40 (1.57)

1

SCIA5139E

: 7.9 N·m (0.81 kg-m, 70 in-lb)

SCIA5140E

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ON-VEHICLE SERVICE

10. Connect A/T fluid temperature sensor 2 connector.

11. Securely fasten terminal cord assembly and A/T fluid tempera-

ture sensor 2 harness with terminal clips.

12. Connect revolution sensor connector.

13. Securely fasten revolution sensor harness with terminal clip.

14. Install magnets in oil pan.

SCIA5023E

SCIA5446E

SCIA7518E

SCIA7525E

SCIA5200E