Note. Separate characteristics are also given in the text of the Chapter and, if they are mandatory, are highlighted in bold.
Common parameters
Type | 5-speed, with electronic gear shift control |
Designation | 722.5 or 722.6 |
Gear ratios 722.6 | |
S500 | |
1st gear | 3.59: 1 |
2nd gear | 2.19: 1 |
3rd gear | 1.41: 1 |
4th gear | 1.00: 1 |
5th gear | 0.83: 1 |
Reverse gear | 3.16: 1 |
main gear | 2.82: 1 |
S320 | |
1st gear | 3.93: 1 |
2nd gear | 2.41: 1 |
3rd gear | 1.49: 1 |
4th gear | 1.00: 1 |
5th gear | 0.83: 1 |
Reverse gear | 3.16: 1 |
main gear | 3.07: 1 |
ATF type | See Specifications to the head Current service |
ATF volume, l | See Specifications to the head Current service |
Pressure in the hydraulic system АТ 722.5 | |
Vacuum modulator | black |
Modulating pressure, bar | 4.0 |
Working pressure, Bar | 14.4±1 |
Pressure in the centrifugal regulator, Bar | |
At a speed of 30 km/h | 0.90 |
At a speed of 56 km/h | 2.30 |
Torque converter diameter, mm | 270 |
Tightening force of threaded connections, Nm
722.5
Drain plug in the transmission pan | 22 |
Torque converter drain plug | 14 |
Torque converter mounting bolt to base plate | 42 |
Vacuum unit mounting bolt | 8 |
Bolt of fastening of the secondary pump to crankcase АТ | 8 |
Bolt of fastening of the secondary pump to the front cover | 20 |
Bolt of fastening of a back cover | 13 |
Nut of fastening of a flange of an output shaft | 120 |
Overload protection sensor | 70 |
Bolt of fastening of flange K2 to crankcase AT | 11 |
722.6
Torque converter drain plug | 16 |
Torque converter mounting bolt to the drive disc M8 | 42 |
Drain plug in the transmission pan | 20 |
Cardan shaft nut to gearbox M12 | 60 |
Solenoid valve mounting bolt to shift plate | 8 |
Bolt of fastening of a cover of the case of valves to the valve body M6x30 | 8 |
Bolt of fastening of a lateral cover to a cover valve bodies and valve body M4x12 | 4 |
Bolt of fastening of the case of transmission to the torque converter housing | 20 |
Bolt of fastening of the pallet to the case of transmission | 8 |
Nut of fastening of a flange of an output shaft | 200 |
Bolt of fastening of the electrohydraulic control unit to the transmission case | 8 |
Multi-disc mounting bolt B2 brakes to transmission housing | 16 |
Bolt of fastening of a pawl to the selector lever gear shift | 8 |
Bolt of fastening of the lever of the selector gear shift to body | 6 |
Pin assignment of the 13-pin transmission connector
1 | 3 revolutions sensor (Y3/6n3) |
2 | Solenoid valve for modulating pressure adjustment (Y3/6y1) |
3 | 2 revolutions sensor (Y3/6n2) |
4 | Temperature sensor input (Y3/6b1) and starter interlock contact (Y3/6s1) |
5 | — |
6 | Supply voltage e / magnetic valves |
7 | Sensor supply voltage |
8 | E / solenoid valve for shifting gears 2-3 (Y3/6y5) |
9 | E/magnetic valve of a gear change 3-4 (Y3/6y4) |
10 | Switch pressure control solenoid valve (Y3/6y2) |
11 | E/solenoid valve (rotation transducer blocking) (Y3/6y6) |
12 | Sensor housing |
13 | E/solenoid valve for shifting gears 1-2/4-5 (Y3/6y3) |