Hi. Had no dipped beam on my 1967 four door saloon, but wasn't worried as I had some Halogen conversion headlights to fit and thought the problem was the old units. However after fitting them this morning, I find the lights still only work on main beam. Could the problem be the floor mounted dip switch?
Thanks.
No Dipped Beam.
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- Minor Fan
- Posts: 211
- Joined: Tue Sep 03, 2013 11:20 am
- Location: Burton on Trent
- MMOC Member: Yes
Re: No Dipped Beam.
It would be the first place I'd check. Either lucar connector wire disconnected or general dirt / carpet fluff etc. Out with a torch ,dust pan and brush or hoover to see what you got.
If you have main beam working , the feed to dipswitch U ( Blue ) is OK and wire out to Main beam UW ( Blue / White tracer ) is OK , that's 2 out of 3 OK.
The one you're checking on is line out for Dipped UR ( Blue /Red tracer ). If the connector on the dipswitch is OK and making good contact then there are 2 ( two ) bullet connectors to check between the dipswitch and the Headlights themselves. If the wire has been disturbed / fallen out it will be obvious. It's worth taking the bullet connectors apart , to make sure the metal is clean and making good electrical contact.
With a multi meter ( and the lights ON ) you should see battery voltage DC ( 12.6 / 12.7 volts' ish ) switch off as soon as you done a check
otherwise the battery will drain down.
Bob
If you have main beam working , the feed to dipswitch U ( Blue ) is OK and wire out to Main beam UW ( Blue / White tracer ) is OK , that's 2 out of 3 OK.
The one you're checking on is line out for Dipped UR ( Blue /Red tracer ). If the connector on the dipswitch is OK and making good contact then there are 2 ( two ) bullet connectors to check between the dipswitch and the Headlights themselves. If the wire has been disturbed / fallen out it will be obvious. It's worth taking the bullet connectors apart , to make sure the metal is clean and making good electrical contact.
With a multi meter ( and the lights ON ) you should see battery voltage DC ( 12.6 / 12.7 volts' ish ) switch off as soon as you done a check
otherwise the battery will drain down.
Bob
Last edited by mogbob on Mon Mar 20, 2017 6:36 pm, edited 1 time in total.
-
- Minor Fan
- Posts: 211
- Joined: Tue Sep 03, 2013 11:20 am
- Location: Burton on Trent
- MMOC Member: Yes
Re: No Dipped Beam.
Thanks for that, Bob. Hopefully I can get onto it next weekend.
Cheers.
Cheers.