R 350 4MATIC (251.165) V6-3.5L (272.967) (2006)
4. Insert fuses (5) into load compartment fuse and relay box (F4) and secure ground cable (6).
The fuses (5) are color-coded.
On vehicles with code (582) Rear air conditioning
5. Release air duct at the side.
All vehicles
6. Insert relay (7).
If not installed.
AP31.11-P-3121-04AK Lubricate Ball Neck and Ball Neck Mounting
AP31.11-P-3121-04AK Lubricate Ball Neck And Ball Neck Mounting
- with CODE (550) Trailer hitch
Repair Materials
1. Lock ball neck (1) and remove key (2a).
2. Lubricate lock cylinder.
Use lock cylinder grease spray.
3. Lubricate axle of hand wheel (2) and trigger (3).
Use commercially available engine oil.
4. Lightly grease trigger (3), balls (4) and stem (5).
Use multipurpose grease.
5. Lightly grease ball neck mounting (2) at the points marked with arrows.