Yes Stuart, I'm leaning that direction as the cause of the fault. That particular block connector was very very tight onto the panel. I think at one time I struggled with it, to remove to add some silicone grease to the connections. I think I might have given up, I did manage to  grease the other blocks.

Alistair 

> On Dec 4, 2016, at 12:48 PM, Stuart MacMillan <stuartmacm@gmail.com> wrote:
> 
> High resistance at the connector caused the overheating.  More current,
> loose contact in the connection, corrosion, etc.  It's highly likely you
> will not have any more problems with your fix.  This is a chronic problem on
> old MGBs with bullet connectors too, but they can be sanded clean and the
> female ends easily re-formed with pliers, but often they break from
> corrosion.  Gotta love the old car hobby, always something to do!
> 
> Stuart
> 
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Alistair Bell
> Sent: Sunday, December 04, 2016 10:31 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Headlight low beam failure
> 
> I was a bit hesitant posting this in my blog, might be that I was pushing
> too many electrons through a connector pin. Or it might just be one of those
> self exacerbating connection issues. Either way I wasn't sure it would be
> helpful for others to see the failure. 
> 
> Anyhoo, complete low beam failure caused by bad connector on back of fuse
> panel.
> 
> https://shufti.blog/2016/12/03/vanagon-headlight-low-beam-failure/
> 
> 
> Alistair
>