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284 Service. 6 speed automatic gearbox 09E in the Audi A8 03 Part 2 Self Study Programme 284 For internal use only Contents Part 1 SSP 283 Page General Technical data . 6 Brief description .8 Sectional view of gearbox . .15 Gearbox Periphery Selector mechanism .16 Selector lever gate . .18 Selector mechanism kinematics . .19 Selector lever/button kinematics . .20 Selector lever locks/emergency release . .21 tiptronic steering wheel . .23 tiptronic/selection strategy .25 Selector lever position and gear indicator in dash panel insert . .25 Ignition key removal lock .26 Starting lock/starter control . .32 Gearbox Assemblies Torque converter . .34 Torque converter clutch .34 Torque converter shift operations .36 Torque converter oil supply . .37 Torque converter clutch operation . .38 ATF pump 40 ATF cooling 42 ATF cooling with shutoff valve . .44 Oil and lubrication system .46 Selector elements .48 Dynamic pressure equalisation .50 Overlapping gearshift operations/control . .52 Planetary gearbox .54 Gear description/torque profile .56 Gearshift matrix . .63 Hydraulic system diagram . .65 Parking lock 66 Torque profile/four wheel drive . .67 Transfer case cooling . .68 Transfer case oil pump .70 The Self Study Programme contains information on design New Attention features and functions. Note Note The Self Study Programme is not intended as a Workshop Manual. Values given are only intended to help explain the subject matter and relate to the software version applicable when the SSP was compiled. Use should always be made of the latest technical publications when performing maintenance and repair work. 2 Part 2 SSP 284 Page Gearbox Control Mechatronik 4 Electrostatic discharge ESD .6 Hydraulics module . 7 Description of valves . .8 Electronics module 12 Automatic gearbox control unit J217 . .13 Temperature monitoring . .13 Monitoring of oil t