Here are the connector pins and functions:

Pin assignments at plug connector X18801
Pin Type Description / Signal type Connection / Measuring notes
1 E Night light signal Connector, night lights
2 M Ground Ground point
3 A Positive activation, left tape Radio
4 A Negative activation, left tape Radio
5 Not used
6 E/A I/K-bus signal link Connector, I/K-bus
7 E Terminal 30 Fuse F72
8 Not used
9 A Negative activation, right tape Radio
10 A Positive activation, right tape Radio
11 Not used
12 E/A LCD data link On-board monitor


Pin assignments at plug connector X18802
Pin Type Description / Signal type Connection / Measuring notes
1 A Navigation video signal, red Video module
2 M Navigation video signal, red Ground Video module
3 A Navigation video signal, green Video module
4 M Navigation video signal, green Ground Video module
5 A Navigation video signal, blue Video module
6 M Navigation video signal, blue Ground Video module
7 A Negative signal, video module Video module
8 E Terminal 30 Fuse F72
9 Not used
10 Not used
11 Not used
12 E/A LCD data link On-board monitor

By using the empty pins as identification, you can see that X18801 is the blue connector, and X18802 is the white connector

You need to swap pins on the white connector.