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head lights cut out after a while with the high beams on

Started by Brightyellow69rtse, June 16, 2013, 08:11:39 PM

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Brightyellow69rtse

car has all new wiring front to back. new bulk head connector.  i was driving it last night and after a while with the high beams on the lights flickered on and off a few times real fast. so i shut the highs off and it was fine with just the lows on.   the car sis this before i replaced everything and its still doing it.  anjyone have any ideas whats going on here?

c00nhunterjoe

Sounds like the circuit breaker inside the headlight switch is popping from the current draw. Switch the headlights to a relay instead of running off the switch.


Bob T

Quote from: Brightyellow69rtse on June 16, 2013, 08:37:05 PM
is there a diagram or anything someones drawn up to do this?

Sure is, quite a few threads on this. A very worthwhile upgrade, it bypasses running high current  through the switch and puts it through h.d. relays instead

http://www.dodgecharger.com/forum/index.php?action=search2

Old Dog, Old Tricks.

MrSnicks

This happened on my Ford F100 pickup. Fix was to replace the dimmer switch.  Cheap and easy to try.

Patrick

Back N Black

Quote from: MrSnicks on June 20, 2013, 09:35:41 AM
This happened on my Ford F100 pickup. Fix was to replace the dimmer switch.  Cheap and easy to try.

Patrick

+1 on the dimmer switch


ACUDANUT


A383Wing

Quote from: c00nhunterjoe on June 16, 2013, 08:15:48 PM
Sounds like the circuit breaker inside the headlight switch is popping from the current draw. Switch the headlights to a relay instead of running off the switch.

yup...headlight switch circuit breaker is weak...common problem

Quote from: ACUDANUT on June 23, 2013, 11:32:26 AM
I'm sorry, was there a question. I lost focus. :smilielol:

yea....took me a while to find question as well

Cooter

Quote from: c00nhunterjoe on June 16, 2013, 08:15:48 PM
Sounds like the circuit breaker inside the headlight switch is popping from the current draw. Switch the headlights to a relay instead of running off the switch.
:2thumbs:

Exactly. This happens more than you think, and I can't tell you how much dimmer switch stock instantly jumps overnight.
" I have spent thousands of dollars and countless hours researching what works and what doesn't and I'm willing to share"

Nacho-RT74

actually I wasn't aware about a breaker built into the switch... is it 2nd gen stuff or all Mopars ?

a friend of mine got fried his forward harness due a short on low beams and wire fried allmost up to the end ( no fuse link on car, just a regular wire )... untill we unpluged the batt. It seems no breaker on 3rd gens assembly :shruggy:
Venezuelan RT 74 400 4bbl, 727, 8.75 3.23 open. Now stroked with 440 crank and 3.55 SG. Here is the History and how is actually: http://www.dodgecharger.com/forum/index.php/topic,7603.0/all.html
http://www.dodgecharger.com/forum/index.php/topic,25060.0.html

A383Wing

I'm thinking all Mopars have circuit breaker in switch. Problem is, it's such a high rating, that any short will burn up the wires before it trips the breaker. The wires will usually melt before the switch

Bryan

PlainfieldCharger

Quote from: A383Wing on June 25, 2013, 06:10:31 PM
I'm thinking all Mopars have circuit breaker in switch. Problem is, it's such a high rating, that any short will burn up the wires before it trips the breaker. The wires will usually melt before the switch

Bryan

If it does have a circut breaker in the switch and at a high rating I would start at the dimmer switch first. Something like the plug to the switch. One of the conncetors might not be fully on the terminal....just next to it..