Remove/install rear door module - AR72.12-P-0103SX

MODEL 221.0 

MODEL 221.1 except CODE (Z07) Top protection 

Fig 1: Identifying Rear Door Module Remove/Install Component

Courtesy of MERCEDES-BENZ USA

Illustrated on module 221.0 with riveted door module 

Fig 2: Identifying Rear Door Module Remove/Install Component - Shown On Model 221.0

Courtesy of MERCEDES-BENZ USA

Shown on model 221.0 

	Remove/install
	Risk of injury  caused by performing testing or repair work on airbag or emergency tensioning retractor units.	Store airbag units with deployment side facing up; do not expose to temperatures greater than 100 °C. When working on these units, disconnect the power supply.	AS91.00-Z-0001-01A
	Risk of injury  due to hands being crushed when window glass is not secure	Secure window to prevent it from falling down.	AS67.00-Z-0002-01A
1	Remove door lining on left and right rear door (1)		AR72.12-P-1010SX
2	Remove cover (3) from access opening
3	Connect connector from left rear power window switch or right rear power window switch with left rear door control unit (N69/3) or right rear door control unit (N69/4)
4	Switch on ignition and close crank window until bolt (4) is accessible	After moving up crank window, switch off ignition.
5	Disconnect battery ground line		AR54.10-P-0003SX
6	Unscrew screw/bolt (4)	Completely slide crank window toward rear and tighten with bolt (4).
			*BA72.12-P-1011-01M
7	Completely slide crank window upward and secure against falling down with suitable adhesive tape
8	Disconnect connector from left rear power window switch or right rear power window switch or from left rear door control unit (N69/3) or right rear door control unit (N69/4)
9	Disconnect door wiring harness (8) from left rear door control unit (N69/3) or right rear door control unit (N69/4) and from vehicle wiring harness (9)
10	Expose vehicle wiring harness (9) and disconnect electrical connectors	Do not remove vehicle wiring harness (9) from left rear door control unit (N69/3) or right rear door control unit (N69/4).
11	Remove outer door handle from rear door (1)		AR72.12-P-2410SX
12	Take off gaskets (5)
13	Loosen bolts (6) and unhook bearing bracket (7) from rear door (1).
14	Remove paneling (11)
15	Remove bolts (12)		*BA72.12-P-1006-01M
16	Unscrew bolts (13) and lay left rear door control unit (N69/3) or right rear door control unit (N69/4) down to side with vehicle wiring harness (9) connected.		*BA72.12-P-1012-01M
17.1	Cut rivet heads out of rivets (14, 15, 16)	As of 1.2.2009, the door module is screwed to the inner door panel.
			Figure
		Fasten door module (2) to rear door (1) with new rivets (14, 15, 16). Then apply sealant glue to rivet heads (16). Hand riveting tool	Figure
		Sealant	*BR00.45-Z-1013-02A
17.2	Unscrew bolts	When screwing in the screws, start them by hand, otherwise, the thread in the inner door panel could be damaged. If a door module is installed in a new door, screw in the screws with a battery-powered screwdriver. Do not tilt screw more than 10 degrees when screwing in, otherwise, leakage may occur between the door module and inner door panel. Always replace screws. Screws with larger diameter are available from the Parts Department to replace stripped screws.
18	Remove door holder from rear door (1).		AR72.12-P-2100SX
19	Loosen door module (2) from rear door (1) and remove.	Do not bend door module (2). Replace door module (2) if bent.
20	Press rivet residues out of rivets (15, 16)	On riveted door modules.
			Figure
21	Loosen adhesive tape from crank window and place crank window in rear door (1).
22	Press rivet residues out of rivet (14).	On riveted door modules.
			Figure
23	Completely remove rivet residues and drilling chips from rear door (1).	Completely remove rivet residues on riveted door modules. Remaining rivet residues cause corrosion damage. Before removing rivet residues and drilling chips, completely slide crank window upward and secure against falling down with adhesive tape.
24	Install in the reverse order

Fig 3: Identifying Rivet Milling Cutter (171 589 00 39 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Milling Bit Crown (171 589 00 39 01)

Courtesy of MERCEDES-BENZ USA

Fig 5: Identifying Press-Out Tool (221 589 00 39 00)

Courtesy of MERCEDES-BENZ USA