Installing trunk lid auxiliary lock - AN88.50-P-0001-01A

Close rotary catch on lock (1).
Assemble lock cylinder (2) and lock (1) ensuring that driver (3) engages in guide (4).
Attach yellow pneumatic line to trunk lid CL actuator.
Connect 3-pin connector for trunk lid lock switch.
only.

Fig 1: Identifying Lock Cylinder, Lock, Driver And Guide
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Install trunk lid lock (5) in trunk lid.
Start screws (6), however, do not yet tighten.

Fig 2: Identifying Trunk Lid Lock And Screws
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Insert connecting rods (7, 8) into driver (9) on lock cylinder (1).
Install cover (10) in trunk lid and slide onto lock cylinder (1).
Clip (12) should catch audibly in recess (c) in cover (10).

Fig 3: Identifying Cover, Lock Cylinder, Connecting Rods And Clips
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Press trunk lid lock (5) toward rear against lock cylinder rubber seal and tighten screws (6).

Fig 4: Identifying Trunk Lid Lock And Screws
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Install cover (13, 14) in trunk lid and slide over connecting rods (7, 8).
Hold covers (13, 14) with one plastic clip each (15) mounted on outside.

Fig 5: Identifying Cover, Connecting Rods And Plastic Clip
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Install catches (16, 17) in trunk lid inserting connecting rods (7, 8) into drivers (18, 19).
Ensure that catches (16, 17) are installed in correct engagement direction.

Fig 6: Identifying Catches, Connecting Rods And Drivers
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Tighten catches (16, 17) with screws (20).

Fig 7: Identifying Catches And Screws
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Install cage nuts (21) on rear center element.

Fig 8: Identifying Cage Nuts
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Install strikers (22, 23) in rear center element.
Start screws (24), however, only tighten to the point that the strikers (22, 23) can still be moved.

Fig 9: Identifying Screws And Strikers
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Press button on trunk lid lock; all three catches should move from the locked to the unlocked position.
Close rotary catch on lock again; both auxiliary catches should also move to the locked position simultaneously.
Press button on trunk lid lock, all three catches should again move from the locked to the unlocked position.

Fig 10: Identifying Catch In Locked/Unlocked Position
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Close trunk lid.
This centers the strikers.
Open trunk lid.
Tighten screws (24).

Fig 11: Identifying Screws And Strikers
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Check retaining lugs on catches (16, 17).
The retaining lugs on the catches (16, 17) should be approx. 2-3 mm from the strikers (22, 23) with the trunk lid closed.

Check visually if necessary.

Fig 12: Identifying Catches And Strikers
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.