
AT-4
A340E(Others) AUTOMATIC TRANSMISSION - OPERATION
OPERATION
1. OPERATING CONDITIONS
AT02T-0E
O/D Direct Clutch (C0)
2nd Coast Brake (B1)
Forward Clutch (C1)
1st & Reverse Brake (B3)
Direct Clutch (C2)
2nd Brake (B2)
Rear Planetary Carrier
Rear Planetary Ring Gear
O/D Brake (B0)
O/D Planetary Ring Gear
No. 1 One-Way Clutch (F1)
O/D Input Shaft
O/D Planetary Carrier
Output Shaft
O/D One-Way Clutch (F0)
Front Planetary Ring Gear
Front & Rear Planetary Sun Gear
O/D Planetary Sun Gear
Front Planetary Carrier
No. 2 One-Way Clutch (F2)
Input Shaft
AT2157
O ..... Operating
Shift lever position | Gear position | C0 | C1 | C2 | B0 | B1 | B2 | B3 | F0 | F1 | F2
P | Parking | O
R | Reverse | O | | O | | | | O | O
N | Neutral | O
D
1st | O | O | | | | | | O | | O
2nd | O | O | | | | O | | O | O
3rd | O | O | O | | | O | | O
O/D | | O | O | O | | O
2
1st | O | O | | | | | | O | | O
2nd | O | O | | | O | O | | O | O
3rd | O | O | O | | | O | | O
L
1st | O | O | | | | | O | O | | O
*2nd | O | O | | | O | O | | O | O
* Down-shift only in the L position and 2nd gear — no up-shift.
V03089