NY wrote:

Andy Burns wrote:

bert wrote:

switch off vehicle rear fog but leave on trailer fog.

I thought the 7 pin sockets had been doing that with an inbuilt switch for
decades?

The 7-pin (as opposed to 13-pin) socket doesn't have a pin that is dedicated
for use by foglights?

This was donkeys year ago, with twin 7 pin sockets (one grey, one black)