Check for bad earth points for the lights as there is excessive resistance to the current flow after the lights.
Over time the lights in a car brown out or go dim replace them to ix the problem If they are not very old the alternator isn't producing any power to keep the system charged hope it helps
SOURCE: 2002 Dodge Ram 2500 Driver's side headlight dim
If the ground is good I would take a careful look at the light socket itself. There may be corrosion inside or on the power wire where it goes into the socket or it may just be making poor contact.
You can get a replacement one at any auto parts store. The last one I got was about $10. Get some heat shrink tube to cover your splices, it does a much better job of sealing the splice than tape. Hope this helps.
SOURCE: how do I change the drivers' side headlight on my
open the hood , then unplug connector to bulb, then remove lock ring by twisting counter clockwise remove ring then pull blub out, reverse to install new bulb, try not to touch glass of bulb this will cause early failure, if touched wipe clean with achol swab.
SOURCE: when low beam headlight is on passenger sign is
Try this to eliminate new bulbs for both sides:
With a partner behind the wheel:
PULL out the bulbs one at a time. Keep them plugged in. While you are holding the bulb - have your partner click and HOLD the High Beam Selection. This causes the Low Beam and High Beam filaments to both go on and stay on.
Check both sides this way.
While the bulbs are out, look at the filaments that did not illuminate. Are they broken, bent, or have indications they are burnt out?
You can also change to bulbs (left to right, right to left) and recheck using the above method of holding the high beam selector and checking the filaments.
SOURCE: The driver side head light
Check the headlight assembly's connector for corrosion and there may be a common wire fastened to a chassis ground point that has corroded near the assembly. If you find this, remove the connector and clean the contact areas.
?€¢
The ability of the control modules to communicate through the serial data circuit
?€¢
The identification of any stored diagnostic trouble codes (DTCs) and their status
The use of the Diagnostic System Check will identify the correct procedure for diagnosing the system and where the procedure is located.
The
HEADLIGHTS NOT WORKING
It
can be faulty headlight switch or issue with its wiring. Or its faulty head
light fuse.
==========
To
troubleshoot the issue i suggest you few help links with appropriate solution.
So you can follow the test and confirm what exact problem is there in your case
of headlights not working:-----
Click
the link below: -----
http://repairhelpcenter.blogspot.com/2012/01/all-headlights-not-working.html
----------
• Working of Headlight switch?
------------
• Both headlight bulbs blow together?
------------
• Car
headlight bulbs don't last long?
---------------
http://technoanswers.blogspot.in/2012/06/2007-dodge-caliber-low-beam-headlight.html
----------
----------
----------
--------
----------
http://technoanswers.blogspot.in/2012/04/2001-chevrolet-tahoe-both-low-beam.html
------------
http://schematicsdiagram.blogspot.in/2012/04/low-beam-headlights-modification.html
---------
How to Replace a Headlight
http://schematicsdiagram.blogspot.com/2011/08/how-to-replace-headlight.html
------------
How to Replace a Headlight
Bulb
http://schematicsdiagram.blogspot.com/2011/07/how-to-replace-headlight-bulb.html
-----------
How to Replace a Headlight
Switch
http://schematicsdiagram.blogspot.com/2011/07/how-to-replace-headlight-switch.html
----------
How to Replace a Headlight Assembly
http://schematicsdiagram.blogspot.com/2011/08/how-to-replace-headlight-assembly.html
How to Replace a Park Light Assembly
http://schematicsdiagram.blogspot.com/2011/08/how-to-replace-park-light-assembly.html
-----------
http://schematicsdiagram.blogspot.in/2012/04/low-beam-headlights-modification.html
----------
http://schematicsdiagram.blogspot.com/2011/08/how-to-replace-headlight-door.html
----------
http://schematicsdiagram.blogspot.com/2012/01/how-to-replace-hid-headlight-bulbs-for.html
----------------
These
will help.
Thanks.
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