Remove/Install Transmission Mode Sensor - AR27.19-P-0921SR

MODEL 453 (except 453.09/39/49) with TRANSMISSION 700.41 

Fig 1: Transmission Mode Sensor Component Location - Model 453 (Except 453.09/39/49) With Transmission 700.41

Courtesy of MERCEDES-BENZ USA

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Switch off ignition and remove transmitter key
2	Remove covering over engine
3	Disconnect lines (1) from charge air pipe and place to one side	Model 453 with engine 281.91 with transmission 700.41
4	Release and disconnect electrical connection (2)	Extraction hook	Fig 2
5	Remove bolts (3)
6	Pull out transmission mode recognition sensor (B56/1)	: Pay attention to installation position. The guide (4) must face towards the engine.
7	Install in the reverse order
8	Reparameterize electronic transmission control	N15/13 - Electronic transmission control for dual-clutch transmission (DKG) → Adaptations → Learning processes In the "Learning processes" menu, the menu items must be processed in the following sequence: Resetting of learned values of component dual clutch Teach-in process of component B56/1 (transmission mode recognition sensor) Teach-in of reference positions of clutch Teach-in of clutch engagement points	AD00.00-P-2000-06SR

Fig 2: Identifying Extraction Hook (140 589 02 33 00)

Courtesy of MERCEDES-BENZ USA