indicate reverse ...

[levislip]

Hello I have a problem with my 2007 5.7 ram.
I do not have lights to indicate that I am in reverse ....
I do not even have a thread that has come my optical,
I would like to locate the probe reverse located on the gearbox, but which? there are 3 probes, is that someone can give me a picture .
thank you in advance

 

[levislip]

Using!
I bought these tail lights has led but I do not understand what use a brown box? does anyone have an idea?
And I still do not have reversing lights to indicate that I do a reverse .... qulequ'un is that an idea? multiplexing? What is thread?
I have identified the following son:
- Night lights
- Brake lights
-flashing

thank you in advance