Infiniti QX56 (Z62). Manual - part 1277

STRUCTURE AND OPERATION

TM-17

< SYSTEM DESCRIPTION >

[7AT: RE7R01B]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

1.

Low brake

2.

Drum support

3.

Reverse brake

4.

Direct clutch

5.

High and low reverse clutch

6.

2nd one-way clutch

7.

*1

Rear carrier

8.

Mid carrier

9.

Input clutch

10.

*2

Front sun gear

11.

*3

Front carrier

12.

Under drive carrier

13.

1st one-way clutch

14.

Front brake

15.

2346 brake

16.

*4

Input shaft

17.

Torque converter

18.

Oil pump

19.

*2

Under drive sun gear

20.

*3

Under drive internal gear

21.

*4

Front internal gear

22.

Mid sun gear

23.

*1

Mid internal gear

24.

Rear sun gear

25.

Rear internal gear

26.

High and low reverse clutch hub

27.

Control valve & TCM

28.

Parking gear

29.

Adapter case

30.

Output shaft

*1: 7 and 23 are one unit.

*2: 10 and 19 are one unit.

*3: 11 and 20 are one unit.

*4: 16 and 21 are one unit.

JSDIA1774ZZ

TM-18

< SYSTEM DESCRIPTION >

[7AT: RE7R01B]

STRUCTURE AND OPERATION

TRANSMISSION : System Diagram

INFOID:0000000006226763

TRANSMISSION : System Description

INFOID:0000000006226764

DESCRIPTION

JSDIA0877GB

STRUCTURE AND OPERATION

TM-19

< SYSTEM DESCRIPTION >

[7AT: RE7R01B]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

With the use of 4 sets of planetary gears, A/T enables 7-speed transmission for forward and 1-speed transmis-
sion for backward, depending on the combination of 3 sets of multiple-disc clutches, 4 sets of multiple-disc
brakes and 2 sets of one-way clutches.

CLUTCH AND BRAKE CHART

POWER TRANSMISSION

“N” Position

JSDIA1455GB

TM-20

< SYSTEM DESCRIPTION >

[7AT: RE7R01B]

STRUCTURE AND OPERATION

Since the low brake is released, torque from the input shaft drive is not transmitted to the output shaft.

“P” Position

JSDIA0880GB