Selector Lever Mechanism, Servicing

Selector lever mechanism, servicing

Caution! Before working on the engine when it is running, move the selector lever into position "P" and apply foot operated parking brake.

Selector lever mechanism, checking
In selector lever positions "R", "D" and "S", the starter motor will not operate.

It must only be possible to start the engine with the selector lever positions "P" and "N" with the press button in selector lever handle not pressed.

For speeds exceeding 5 km/h and shifting into selector lever position "N", the shift lock solenoid must not engage to lock the selector lever. Selector lever can be shifted into driving gear.

For speeds below 5 km/h (almost standstill) and shifting into selector lever position "N", the shift lock solenoid must only engage after approximately 1 second. Selector lever can only be shifted out of position "N" with the brake pedal operated.

Selector lever in position "P" and ignition switched on
^ Brake pedal not depressed

Selector lever is locked and cannot be switched out of position "P" with press button depressed Solenoid for selector lever lock blocks selector lever.
^ Brake pedal depressed

Solenoid for selector lever lock releases selector lever. It is possible to shift into a driving gear. Shift selector lever slowly from "P" to "S" while doing this, check whether the display in the instrument cluster shows the correct selector lever position.

Selector lever in position "N" and ignition switched on
^ Brake pedal not depressed:

Selector lever is locked and cannot be switched out of position "N" with press button depressed Solenoid for selector lever lock blocks selector lever.
^ Brake pedal depressed:

Solenoid for selector lever lock releases selector lever. It is possible to shift into a driving gear.

Selector level in "Tiptronic" position
^ Move selector lever into Tiptronic gate:

The illumination of the "D" symbol in the selector lever display must go out, and the 'Y' and "-" symbols must light up.

The selector lever position display in the instrument cluster must change from "P R N D S" to "6 5 4 3 2 1 " when the selector lever is moved into the Tiptronic gate.

Ignition and lights switched on
The respective symbol in the selector lever cover lights up.

Selector lever position indicator
Simultaneous lighting of all segments of Transmission Range (TR) selector lever display indicates transmission in emergency running mode.

- Check and adjust selector lever cable, Selector lever cable, checking and adjusting.