Remove/install liftgate lock - AR72.20-P-2550MCD

MODEL 451.3 

Lower rear-end door 

Fig 1: Identifying Liftgate Lock Remove/Install Components - Lower Rear-End Door

Courtesy of MERCEDES-BENZ USA

As of 31.8.10 on left side of vehicle 

Fig 2: Identifying Liftgate Lock Remove/Install Components - As Of 31.8.10 On Left Side Of Vehicle

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove bottom rear-end door paneling		AR72.20-P-1000MCC
2	Remove cover (1) on left and right door lock (2)
3	Unhook Bowden cable (7) from bracket (8) on left and right door lock (2)	As of 31.8.10
4	Unhook hook (11) on left and right Bowden cable (7) from clip (10)	As of 31.8.10
5	Disconnect left trunk lid microswitch connector (S15/4x1) or right trunk lid microswitch connector (S15/5x1)	As of 31.8.10
6	Unclip left and right electrical line (12) from stay (arrow A) on lower rear-end door (13)	As of 31.8.10
7	Open lower rear-end door (13)	As of 31.8.10 After unclipping left and right Bowden cable (7), actuate left and right release lever (9) to open lower rear-end door (13).
8	Open inner cover (6) on lower rear-end door (13)
9	Unscrew bolt (4) on door check strap on left and right door lock (2)	When removing both door locks (2), secure lower rear-end door (13) against folding down.
10			*BA72.20-P-1002-02F
11	Unscrew bolts (3) on left and right door lock (2)		*BA72.20-P-1004-02F
12	Remove left and right door lock (2)
13	Remove threaded plate (5) on left and right door lock (2) from stowage compartment
14	Install in the reverse order