Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Automatic Shift Strategy

THE AUTOMATIC SHIFT STRATEGY OF THE PORSCHE TIPTRONIC TRANSMISSION




1 ABS control unit
2 ABS sensors at wheels
3 Speedometer
4 Kickdown switch
5 DME control unit
6 Tiptronic control unit
7 Transverse acceleration sensor
8 Selector lever system with two gates
9 Cable
10 Position switch
11 Automatic transmission
12 Throttle with potentiometer
13 Engine

The Tiptronic control unit (6) is the information and command center of the entire system. A large quantity of information inputs that are compared with the stored driving or gearshift programs is used to generate commands that cause the transmission to execute or not to execute gearshifts.