Infiniti FX35, FX50 (S51). Manual — part 1853

SHIFT MECHANISM

TM-219

< SYSTEM DESCRIPTION >

[7AT: RE7R01B (VK50VE)]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

• The same as for the “N” position, since the low brake is released, so torque from the input shaft drive is not

transmitted to the output shaft.

• The parking pawl linked with the selector lever meshes with the parking gear and fastens the output shaft

mechanically.

“D

1

” and “DS

1

” Positions

JSDIA1277GB

TM-220

< SYSTEM DESCRIPTION >

[7AT: RE7R01B (VK50VE)]

SHIFT MECHANISM

• The 1st one-way clutch regulates counterclockwise rotation of the under drive carrier.
• 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.

JSDIA0866GB

SHIFT MECHANISM

TM-221

< SYSTEM DESCRIPTION >

[7AT: RE7R01B (VK50VE)]

C

E

F

G

H

I

J

K

L

M

A

B

TM

N

O

P

Front planetary gear

Under drive planetary gear

Rear planetary gear

Mid planetary gear

“M1” Position

Name

Front sun gear

Front carrier

Front internal gear

Condition

—

Output

Input

Direction of rotation

Counterclockwise revolution

Clockwise revolution

Clockwise revolution

Number of revolutions

Deceleration from front internal

gear

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

Counterclockwise revolution

—

Clockwise revolution

Number of revolutions

Acceleration 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

TM-222

< SYSTEM DESCRIPTION >

[7AT: RE7R01B (VK50VE)]

SHIFT MECHANISM

• The 1st one-way clutch and the front brake regulate counterclockwise rotation of the under drive carrier.

NOTE:
The front brake operates only while coasting.

• The 2nd one-way clutch and the high and low reverses 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.

JSDIA0867GB