Mazda RX-8. Manual - part 13

AUTOMATIC TRANSMISSION [SJ6A-EL]

05–13–11

05–13

INPUT SHAFT ROTATES CLOCKWISE.

1

C3 CLUTCH OPERATES.

FRONT SUN GEAR ROTATES CLOCKWISE.

2

INTERMEDIATE SHAFT ROTATES CLOCKWISE.

2

F1 ONE-WAY CLUTCH OPERATES (LOCKS 
COUNTERCLOCKWISE ROTATION OF 
FRONT PLANETARY CARRIER).

FRONT RING GEAR ROTATES CLOCKWISE.

5

MIDDLE RING GEAR ROTATES CLOCKWISE.

6

MIDDLE PLANETARY CARRIER ROTATES CLOCKWISE AT A ROTATIONAL 
SPEED IN WHICH ROTATION OF MIDDLE RING GEAR IS SUBTRACTED 
FROM THAT OF MIDDLE SUN GEAR (MIDDLE PLANETARY PINION GEARS 
ROTATE COUNTERCLOCKWISE).

7

C1 CLUTCH OPERATES.

FRONT INNER PLANETARY PINION GEAR 
ROTATE COUNTERCLOCKWISE.

3

OUTPUT SHAFT ROTATES CLOCKWISE.

10

REAR PLANETARY CARRIER ROTATES CLOCKWISE AT A ROTATIONAL SPEED IN WHICH ROTATION OF 
REAR RING GEAR IS SUBTRACTED FROM THAT OF REAR SUN GEAR (REAR PLANETARY PINION GEARS 
ROTATE COUNTERCLOCKWISE).

9

FRONT OUTER PLANETARY PINION GEAR 
ROTATES CLOCKWISE.

4

REAR RING GEAR ROTATES CLOCKWISE.

8

E5U513ZS5018

AUTOMATIC TRANSMISSION [SJ6A-EL]

05–13–12

4GR

INPUT

OUTPUT

C2 CLUTCH

F1 ONE-WAY CLUTCH

FRONT PLANETARY GEAR

MIDDLE PLANETARY GEAR

REAR PLANETARY GEAR

F3 ONE-WAY CLUTCH

F2 ONE-WAY CLUTCH

F4 ONE-WAY CLUTCH

C4 CLUTCH

C3 CLUTCH

C1 CLUTCH

B3 BRAKE

B1 BRAKE

B2 BRAKE

B4 BRAKE

: OPERATING

: OPERATING WHEN ENGINE BRAKING

: OPERATING BUT NOT CONTRIBUTING TO TRANSMISSION POWER

E5U513ZS5009

INPUT SHAFT ROTATES CLOCKWISE.

1

C2 CLUTCH OPERATES.

INTERMEDIATE SHAFT ROTATES CLOCKWISE.

2

REAR RING GEAR ROTATES CLOCKWISE.

5

THE REAR PLANETARY GEAR UNIT ROTATES CLOCKWISE AS A SINGLE UNIT.

6

C1 CLUTCH OPERATES.

OUTPUT SHAFT ROTATES CLOCKWISE.

7

BECAUSE THE MIDDLE PLANETARY PINION GEARS CANNOT ROTATE, 
THE MIDDLE PLANETARY GEAR UNIT ROTATES CLOCKWISE AS A 
SINGLE UNIT.

4

MIDDLE SUN GEAR ROTATES CLOCKWISE.

3

REAR SUN GEAR ROTATES CLOCKWISE.

5

E5U513ZS5019

AUTOMATIC TRANSMISSION [SJ6A-EL]

05–13–13

05–13

5GR

INPUT

OUTPUT

C2 CLUTCH

F1 ONE-WAY CLUTCH

FRONT PLANETARY GEAR

MIDDLE PLANETARY GEAR

REAR PLANETARY GEAR

F3 ONE-WAY CLUTCH

F2 ONE-WAY CLUTCH

F4 ONE-WAY CLUTCH

C4 CLUTCH

C3 CLUTCH

C1 CLUTCH

B3 BRAKE

B1 BRAKE

B2 BRAKE

B4 BRAKE

: OPERATING

: OPERATING BUT NOT CONTRIBUTING TO TRANSMISSION POWER

E5U513ZS5010

AUTOMATIC TRANSMISSION [SJ6A-EL]

05–13–14

INPUT SHAFT ROTATES CLOCKWISE.

1

C3 CLUTCH OPERATES.

FRONT SUN GEAR ROTATES CLOCKWISE.

2

MIDDLE PLANETARY CARRIER ROTATES 
CLOCKWISE.

6

B1 BRAKE OPERATES (LOCKS 
ROTATION OF FRONT 
PLANETARY CARRIER).

FRONT RING GEAR ROTATES CLOCKWISE.

5

MIDDLE RING GEAR ROTATES CLOCKWISE.

6

THE MIDDLE PLANETARY PINION GEARS ROTATE COUNTERCLOCKWISE 
DUE TO THE DIFFERENCE IN ROTATION OF THE MIDDLE RING GEAR AND 
MIDDLE PLANETARY CARRIER.

7

C2 CLUTCH OPERATES.

FRONT INNER PLANETARY PINION GEAR 
ROTATE COUNTERCLOCKWISE.

3

REAR PLANETARY CARRIER ROTATES CLOCKWISE.

10

OUTPUT SHAFT ROTATES CLOCKWISE.

11

FRONT OUTER PLANETARY PINION GEAR 
ROTATES CLOCKWISE.

4

MIDDLE SUN GEAR ROTATES CLOCKWISE.

8

REAR SUN GEAR ROTATES CLOCKWISE.

9

REAR RING GEAR ROTATES CLOCKWISE.

9

E5U513ZS5020