Dynamics and economy Brief technical description
The 6 speed automatic gearbox 09G sets new 6 speed automatic gearbox using
standards in the segment of transversely mounted the Lepelletier planetary gear set concept.
multi step automatic gearboxes
The wide ratio spread of 6.05 provides flexibility in
Low weight use sport or economy mode .
Only five gear shifting components are required.
Wide ratio spread
Highly compact, lightweight and powerful.
Compact gearbox dimensions There are three gearshift modes to choose from
sport program and manual gear selection by
High shifting speed tiptronic.
High level of shift comfort In triponic mode, it is possible to start in second
gear.
you will find an explanation of the terms/
paragraphs marked with an asterisk as of page 72
This Self Study program gives general descriptions of the 09G gearbox and shows the special features in
combination with the Audi A3 ‘04 and Audi TT.
291 117
The basics for this Self Study Programme are covered in the multimedia training course Power
Transmission 2 and in the previously published self study programmes on multi step automatic gearboxes. Reference Note
The Self Study Programme is not a Repair Manual
The values given are intended as a guideline only and refer
to the software version valid at the time of publication of the SSP.
For maintenance and repair work, always refer to the current technical literature.
Contents
General
Introduction . 04
Specifications . . 05
Sectional view of gearbox 09G . 06
Gearbox periphery
Gear selector of the Audi A3 ‘04 08
Selector lever locks on the Audi A3 ‘04 10
Ignition key removal lock on the Audi A3 ‘04 . 12
Gear selector of the Audi TT . 16
Tiptronic steering wheel . 17
Gearbox subassemblies
Torque converter . 20
Torque converter lock up clutch . 22
Oil supply/lubrication . 24
Planetary gear/shifting components 27
Hydraulic control . 30
Shift logic . 32
Des