Infiniti FX35, FX50 (S51). Manual — part 1809

SHIFT MECHANISM

TM-43

< SYSTEM DESCRIPTION >

[7AT: RE7R01A (VQ35HR)]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

• The front sun gear and the under drive sun gear are fixed by the 2346 brake.
• The 2nd one-way clutch regulates counterclockwise rotation of the rear sun gear.
• The mid sun gear is fixed by the low brake.
• Each planetary gear enters the state described below.

JSDIA0868GB

TM-44

< SYSTEM DESCRIPTION >

[7AT: RE7R01A (VQ35HR)]

SHIFT MECHANISM

Front planetary gear

Under drive planetary gear

Rear planetary gear

Mid planetary gear

“M2” Position

Name

Front sun gear

Front carrier

Front internal gear

Condition

Fixed

Output

Input

Direction of rotation

—

Clockwise revolution

Clockwise revolution

Number of revolutions

—

Deceleration from front internal

gear

Same number of revolution as the

input shaft

Name

Under drive sun gear

Under drive carrier

Under drive internal gear

Condition

Fixed

—

Input/Output

Direction of rotation

—

Clockwise revolution

Clockwise revolution

Number of revolutions

—

Deceleration from under drive in-

ternal gear

Same number of revolution as the

front carrier

Name

Rear sun gear

Rear carrier

Rear internal gear

Condition

Fixed

Output

Input

Direction of rotation

—

Clockwise revolution

Clockwise revolution

Number of revolutions

—

Deceleration from rear internal

gear

Same number of revolution as the

under drive internal gear

Name

Mid sun gear

Mid carrier

Mid internal gear

Condition

Fixed

Output

Input

Direction of rotation

—

Clockwise revolution

Clockwise revolution

Number of revolutions

—

Deceleration from mid internal

gear

Same number of revolution as the

rear carrier

SHIFT MECHANISM

TM-45

< SYSTEM DESCRIPTION >

[7AT: RE7R01A (VQ35HR)]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

• The front sun gear and the under drive sun gear are fixed by the 2346 brake.
• The 2nd one-way clutch and the high and low reverse clutch regulate counterclockwise rotation of the rear

sun gear.
NOTE:
The high and low reverse clutch operates only while coasting.

• The mid sun gear is fixed by the low brake.
• Each planetary gear enters the state described below.

JSDIA0869GB

TM-46

< SYSTEM DESCRIPTION >

[7AT: RE7R01A (VQ35HR)]

SHIFT MECHANISM

Front planetary gear

Under drive planetary gear

Rear planetary gear

Mid planetary gear

“D

3

”, “DS

3

” and “M3” Positions

Name

Front sun gear

Front carrier

Front internal gear

Condition

Fixed

Output

Input

Direction of rotation

—

Clockwise revolution

Clockwise revolution

Number of revolutions

—

Deceleration from front internal

gear

Same number of revolution as the

input shaft

Name

Under drive sun gear

Under drive carrier

Under drive internal gear

Condition

Fixed

—

Input/Output

Direction of rotation

—

Clockwise revolution

Clockwise revolution

Number of revolutions

—

Deceleration from under drive in-

ternal gear

Same number of revolution as the

front carrier

Name

Rear sun gear

Rear carrier

Rear internal gear

Condition

Fixed

Output

Input

Direction of rotation

—

Clockwise revolution

Clockwise revolution

Number of revolutions

—

Deceleration from rear internal

gear

Same number of revolution as the

under drive internal gear

Name

Mid sun gear

Mid carrier

Mid internal gear

Condition

Fixed

Output

Input

Direction of rotation

—

Clockwise revolution

Clockwise revolution

Number of revolutions

—

Deceleration from mid internal gear

Same number of revolution as the

rear carrier