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Home >> Mercedes Benz >> 2019 >> C300 4Matic, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 373 (Seats, Bunks, Restraint Systems - 253 Chassis 2 Of 4) >> Testing & Repair >> Remove/Install Center Backrest Lock In Rear Passenger Compartment - AR91.12-P-1729LW

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

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MODEL 205.0/1, 213.0 

with code 287 (Through-loading feature) 

MODEL 205.2/3 

MODEL 213.2 

MODEL 238.3 

MODEL 253, 293 

Shown on model 205.0, valid for model 205.0/1/2, 213.0/2, 253, 293 

Fig 1: Center Backrest Lock In Rear Passenger Compartment Components Location - Model 253 (Shown On Model 205.0)
G14197676Courtesy of MERCEDES-BENZ USA
G14197677Courtesy of MERCEDES-BENZ USA

Shown on model 205.3, valid for model 205.3, 238.3 

G14197678Courtesy of MERCEDES-BENZ USA

Shown on model 205.0 

  Notes on safety-relevant components   AH00.00-Z-0019-01A
REMOVINGINSTALLING Remove/install     
1 Release center backrest and fold forwards.    
2 Unlock seat backrest lock (14) using a suitable screwdriver.    
3.1 Guide a long wedge (16), as shown, below the opening of the cover (8) and release catch hook (9). Model 205.0/1, 213.0
with code 287 (Through-loading feature)
Model 205.2, 213.2, 253, 293
SPECIAL TOOL Long wedge
Fig 2
3.2 Release catch hooks (9), as shown, through the opening of the cover (8) using a suitable screwdriver. Model 205.3, 238.3  
4 Pull cover (8) outwards slightly at bottom, use long wedge (16) to lift out of catch at top and remove. INSTALLATION NOTES :
Insert the release linkage (10) correctly in the guide (11) of the deflection (12).
Otherwise, the backrest lock (14) can no longer be actuated.
SPECIAL TOOL Long wedge
Fig 2
5 Remove bolts (13). TORQUE SPECIFICATION Bolt, backrest lock to backrest frame *BA91.12-P-1008-03M 
6 Remove seat backrest lock (14). INSTALLATION IMPORTANT : Ensure that the pin (15) is located in the notch (arrow B) of the backrest lock (14).  
7 Install in the reverse order    
REAR SEATS

Number Designation Model 205.0 Model 205.1
BA91.12-P-1008-03M Bolt, backrest lock to backrest frame Nm 20 20
REAR SEATS

Number Designation Model 205.2 Model 205.3
BA91.12-P-1008-03M Bolt, backrest lock to backrest frame Nm 20 20
REAR SEATS

Number Designation Model 213.0 Model 213.2
BA91.12-P-1008-03M Bolt, backrest lock to backrest frame Nm 20 20
REAR SEATS

Number Designation Model 238.3 Model 253
BA91.12-P-1008-03M Bolt, backrest lock to backrest frame Nm 20 20
REAR SEATS

Number Designation Model 293
BA91.12-P-1008-03M Bolt, backrest lock to backrest frame Nm 20
Fig 2: Identifying Long Wedge (115 589 03 59 00)
G13657072Courtesy of MERCEDES-BENZ USA