Remove/Install Center Backrest Lock In Rear Passenger Compartment - AR91.12-P-1729ME

Model 167.1/3 

Model 167.9 

except code 224 (Individual rear seats) 

except code M036 (Maybach version) 

Courtesy of MERCEDES-BENZ USA

Shown on model 167.1 except code 567 (Vario rear bench seat) 

Courtesy of MERCEDES-BENZ USA

Shown on model 167.1 with code 567 (Vario rear bench seat) 

Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Notice	Notes on self-locking nuts and bolts		AH00.00-P-0001-01KOA
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Remove/install
1	Release center seat backrest (2) and fold forward.
2	Lock seat backrest locking function (4) using suitable means.
3	Unclip and remove cover (3).	Model 167.1 except code 567 (Vario rear seat) Model 167.3 Long wedge	Fig 1
4	Unclip and remove cover (1) (arrows).	Long wedge	Fig 1
5	Remove bolts (5).	Bolt, backrest lock to backrest frame	*BA91.12-P-1008-03M
6	Disconnect electrical connection (6).	Model 167.1 with code 567 (Vario rear seat) Model 167.9 except code 224 (Individual rear seats) except code M036 (Maybach version)
7	Remove seat backrest locking function (4).
8	Install in the reverse order.

Fig 1: Identifying Long Wedge (115 589 03 59 00)

Courtesy of MERCEDES-BENZ USA