Interior lights work fine on door opening. However, after a few minutes, with a manual switch on, they only come on dim (disaster: can't read my book in bed!)

Hey guys, and vanettes, I got some dim head lights goin on and it's getting hard to see of a night. Anyone got the same issue and knows how to over come this? Cheers Mick

Hey Guys, I am slightly confused by all the info on here as there is sooo much to get through!!! A lot of the focus on lighting seems to revolve around upgrading the wiring looms but my problem is slightly different. ( I think!) I have put some pretty decent bulbs in my T4 and am still...