If a Barth wire harness is mounted, then you need the following parts:
Main wire harness 300-001, if a trailer hitch is needed.
Main wire harness 300-002, without trailer hitch.
Plug set 300-100 for main wire harness 300-001
Plug set 300-101 for main wire harness 300-002
The plug sets include the counterparts for the components already present at the vehicle.
Partial wire harness 300-005 for main wire harness 300-001.
Partial wire harness 300-006 for main wire harness 300-002.
The partial wire harness provide the rear lighting components and the trailer hitch (if present)
The fuse boxes have regular plug pins. The counterpart are present at the main wire harness.
The counterparts for the pilot light unit 300-020 are present at the main wire harness and need not be ordered additionally.
In case there are existing components, please order the plug counterpart 300-021 for connecting the main wire harness.