IN049-26
-INTRODUCTION TERMS
IN-5
5Author: Date:
A650E AT (RM780U)
TERMS
ABBREVIATIONS USED IN THIS MANUAL
Abbreviations Meaning
A/T Automatic Transmission
ATF Automatic Transmission Fluid
B
0
Overdrive Brake
B
1
3rd Coast Brake
B
2
3rd Brake
B
3
2nd Brake
B
4
1st & Reverse Brake
C
0
Overdrive Direct Clutch
C
1
Forward Clutch

Spring
Retainer
Spring
O-Ring
Piston Rod
Oil Seal Ring
Piston
E-Ring
Cover
Snap Ring
D
Non-reusable part
D
3rd Coast Brake Band
-AUTOMATIC TRANSMISSION THIRD COAST BRAKE
AT-45
68Author: Date:
A650E AT (RM780U)
THIRD COAST BRAKE
COMPONENTS
AT04N-02
D09433
Snap Ring
Flange
Flange
Snap Ring
Piston Return Spring
O-Ring
O/D Brake Piston
O/D Support

No. 1 Lock Plate
No. 2 Lock Plate
Spring
Ball
N·m (kgf·cm, ft·lbf)
: Specified torque
Shift Solenoid Valve SLT
D
D
D
D
D
D
O-Ring
Non-reusable partD
Oil Guide Plate
9.8 (100, 7)
9.8 (100, 7)
9.8 (100, 7)
9.8 (100, 7)
6.4 (65, 56 in.·lbf)
9.8 (100, 7)
9.8 (100, 7)
-AUTOMATIC TRANSMISSION VALVE BODY
AT-103
126Author: Date:
A650E AT (RM780U)
VALVE BODY
COMPONENTS
D01478

C-1 Orifice Control
Valve
Plug
Retainer
Plug
C-1 Accumulator Valve
Solenoid Modulator Valve
Check Valve
Retainer
Retainer
Retainer
Plug
Lock-up Relay Valve
C-0 Exhaust Valve
4-5 Shift Valve
Coast Brake Control Valve
Retainer
Plunger
Sleeve
Plug
Retainer
Retainer
Plug
Plunger
Sleeve
Retainer
Secondary Regulator Valve
Retainer
2-3 Shift Valve
Strainer

Retainer
Accumulator Control Valve
Plunger
Sleeve
Retainer
Solenoid Relay Valve
Retainer
Plug
Retainer
C-0 Control Relay Valve
Lock-up Control Valve
Sleeve
Retainer
Plunger
Plug
Strainer
-AUTOMATIC TRANSMISSION LOWER NO.1 VALVE BODY
AT-117
140Author: Date:
A650E AT (RM780U)
COMPONENTS
AT05O-01
D01257
Retainer
Plug
Spring
Reverse Control Valve
AT-120
-AUTOMATIC TRANSMISSION LOWER NO.2 VALVE BODY
143Author: Date:

0
Accumulator Piston
Valve Body
Spring
Check Ball Body
9.8 (100, 7)
Oil Strainer
Magnet
Oil Pan
D
Drain Plug
20 (205,15)
N·m (kgf·cm, ft·lbf)
Non-reusable part
: Specified torque
D
D
6.9 (70, 61 in.·lbf)
7.4 (75, 65 in.·lbf)
Manual Valve Lever Shaft
Parking Lock Rod
Manual Valve Lever
Spacer
5.4 (55, 48 in.·lbf)
X4
29 (300, 22)
D
D
X20
X18

29 (300, 22)
Vehicle Speed
Sensor
Lock Washer
7.4 (75, 65 in.·lbf)
D
Spring
Snap Ring
D
9.8 (100, 7)
Breather Hose
Control Shaft Lever
Key
D
D
D Gasket
5.4 (55, 48 in.·lbf)
34 (345, 25)
X6
D
-AUTOMATIC TRANSMISSION COMPONENT PARTS
AT-3
26A uthor: Date:
A650E AT (RM780U)
COMPONENT PARTS
COMPONENTS
D09454
Oil Pump
O-RingD
Race

Front Planetary Gear
Front & Center
Planetary Sun Gear
Rear Planetary
Ring Gear
3rd Coast Brake
Piston
3rd Coast
Brake Cover
Brake Drum
Gasket
D
Output Shaft
with Center & Rear
Planetary Gear
No. 2 One-way
Clutch
Spring
Snap Ring
Washer
Thrust Washer
Assembled
Bearing & Race
Race
N·m (kgf·cm, ft·lbf)
Non-reusable part
D
: Specified torque
X7
No. 1 One-way

Oil Pump Driven Gear
 Oil Seal
N·m (kgf·cm, ft·lbf)
 Non-reusable part
: Specified torque
X13
10 (100, 7)
 O-Ring
AT-40
-AUTOMATIC TRANSMISSION OIL PUMP
63Author: Date:
A650E AT (RM780U)
OIL PUMP
COMPONENTS
AT04J-02
D01414
O/D Direct Clutch Drum
O/D Direct Clutch Piston
O/D Planetary Gear
O-Ring
Snap Ring
Plate
Disc
Flange
Snap Ring
D
Piston Return Spring
Snap Ring
Snap Ring
Retaining Plate

D Non-reusable part
Direct Clutch
Direct Clutch Piston
Cushion Plate
AT-66
-AUTOMATIC TRANSMISSION DIRECT CLUTCH
89A uthor: Date:
A650E AT (RM780U)
DIRECT CLUTCH
COMPONENTS
AT04V-02
D09444
Oil Seal Ring
Forward Clutch
Forward Clutch Piston
Return Spring
Snap Ring
Bearing
O-Ring
Disc
Flange
Snap Ring
D
D
Non-reusable part
Plate
Cushion Plate
AT-72
-AUTOMATIC TRANSMISSION FORWARD CLUTCH
95Author: Date:

COMPONENTS
AT053-01
D01473
Front Planetary
Ring Gear
Snap Ring
Center Planetary Gear
Center Planetary
Ring Gear
Bearing
Race
Intermediate Shaft
Output Shaft with
Rear Planetary Gear
Snap Ring
-AUTOMATIC TRANSMISSION CENTER PLANETARY GEAR
AT-85
108Author: Date:
A650E AT (RM780U)
CENTER PLANETARY GEAR
COMPONENTS
AT057-01
D01475
Output Shaft with
Rear Planetary Gear
Rear Planetary
Ring Gear
Rear Planetary
Ring Gear Flange
Snap Ring

D Oil Seal
Dust Deflector
Extension Housing
D
-AUTOMATIC TRANSMISSION EXTENSION HOUSING
AT-99
122Author: Date:
A650E AT (RM780U)
EXTENSION HOUSING
COMPONENTS
AT04G-01
D01297
D01298
D01299
Piston
Spring
Retainer
Piston Rod
AT-46
-AUTOMATIC TRANSMISSION THIRD COAST BRAKE
69Author: Date:
A650E AT (RM780U)
DISASSEMBLY
1. REMOVE 3RD COAST BRAKE PISTON OIL SEAL
RING
2. REMOVE 3RD COAST BRAKE PISTON ROD
(a) Firmly hold down the piston, then compress the compres-
sion spring.
(b) Remove the E-ring.
(c) Remove the compression spring, retainer and piston rod.

(b) Hold the O/D brake piston so it does not slant, and apply
compressed air (392 kPa, 4 kgf/cm
2
, 57 psi) into the pas-
sage to remove the O/D brake piston.
(c) Remove the O/D brake piston.
D01336
O-Ring
O-Ring
D01337
-AUTOMATIC TRANSMISSION OVERDRIVE BRAKE
AT-51
74Author: Date:
A650E AT (RM780U)
(d) Remove the 2 O-rings.
5. REMOVE 2 OIL SEAL RINGS
AT05I-02
D01249
D01248
Manual Valve
D01247
(a)
(b)
(c)
(d)
(e)
(g)
(h)
D01251
Oil Cooler

Lower No. 2
Valve Body
D01261
Check Ball
Orifice Control
Thermal Valve
D01253
D01254
D01259
Plate
AT-106
-AUTOMATIC TRANSMISSION VALVE BODY
129Author: Date:
A650E AT (RM780U)
(b) Remove the lower No. 2 valve body.
(c) Remove the plate.
(d) Remove the strainer.
(e) Remove the orifice control thermal valve and check ball.
5. REMOVE UPPER VALVE BODY
(a) Turn over assembly and remove the 30 bolts.
(b) Remove the plate from the upper valve body.
(c) Remove the upper valve body with the plate.
(d) Remove the check valve and spring.
(e) Turn over upper valve body, remove the 2 screws and
plate.
(f) Remove the 2 strainers.
AT0XZ-01
D09415
D09457
D01108