GF27.10-P-0001-06ACW Automatic Transmission (AT), Transmission Modes

GF27.10-P-0001-06ACW Automatic transmission (AT), transmission modes
- Transmission 722.618/640/646/695/699 in MODEL 204.0 as of Model Year 2009

Component Identification:

Gear indicator in instrument cluster in sport transmission mode "S" and comfort transmission mode "C"
It shows the driver the shift range currently selected
"1", "2", "3" and "4" or selector lever position "P", "R", "N" and "D".

Gear indicator in instrument cluster in manual transmission mode "M" (except code (494) USA version)
It shows the driver the engaged gear "1", "2", "3", "4" and "5" or selector lever position "P", "R" and "N".

Transmission mode display in instrument cluster
It shows the driver the Comfort "C", Sport "S" or Manual "M" program (except code (494) USA version) selected using the transmission mode button on the automatic-transmission (S16/12).
The data come from the electronic transmission control control unit (N15/3) and from the electronic selector lever module control unit (N15/5) via the drive train CAN (CAN C).

6 different functions can be selected via the selector lever and 3 different transmission modes can be selected at the transmission mode button for automatic transmission.

Selector lever positions
"P" Park lock and start position
"R" Reverse gear
"N" Neutral and start position (no power transmission)
"D" Drive (all 5 forward gears are available)

Upshifting and downshifting
Upshifting and downshifting take place via the selector lever or via the downshift steering wheel gearshift button (S110/1) or upshift steering wheel gearshift button (S111/1), with code (428) Steering wheel shift paddles.

Press + : Upshift by one gear at a time. The shift range is expanded simultaneously in transmission modes "C" and "S".
Press - and hold: Direct change to gear range D.

Press -: Downshift by one gear at a time. The shift range is limited simultaneously in transmission modes "C" and "S".
Press and hold: The transmission changes into a shift range from which the vehicle can be accelerated or slowed down favorably.

Automatic-transmission transmission mode button
The following transmission modes can be selected:

Comfort transmission mode "C"
Starting off always in 2nd gear except in 1st gear range The gear changes take place at lower engine speed.

Sport transmission mode "S"
Starting off in 1st gear for all driving situations.

Transmission mode Manual "M" (except code (494) USA version)
Direct selection by means of selector lever or
Steering wheel downshift gearshift button and steering wheel upshift gearshift button.

When kick-down is actuated the upshifts and downshifts take place as in transmission mode Sport "S".

Component Identification:

Center console view

The driving dynamics button can be used to select a sporty suspension tuning and transmission mode "S" or a comfortable suspension tuning and transmission mode C.