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I am having issues with my headlights on a 2008 kenworth…

Customer Question
hello I am having issues with...
hello
I am having issues with my headlights on a 2008 kenworth t800.
first off when on low beam high beam indicator flashes , and only right side light works , but it is dim and the high beam light is on also but very dim. when i switch to high beam right side goes dark and the left side lights up but has same problem...
Submitted: 10 months ago.Category: Medium and Heavy Trucks
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Customer reply replied 10 months ago
vin # 1XKDD49X99R243588
Answered in 10 minutes by:
9/23/2017
Technician: Wayne, Journeyman replied 10 months ago
Wayne
Wayne, Journeyman
Category: Medium and Heavy Trucks
Satisfied Customers: 11,302
Experience: worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling
Verified

Hi I'm Wayne

I wil help you with this

what you are describing is a poor ground

remove ,clean each plug at te head lights

and if no good,run a jumper from ground to the head light that is dim

I hope this helps you

Hi. If this helped you

Please rate my answer 4 or more stars.

That is the only way I get credit for the question

or the money you paid stays at JA and I get nothing for my time.

If you need more info use the REPLY button

Not the Poor/Bad service.

Wayne

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Customer reply replied 10 months ago
ok
It has good ground i still same problem..
when i switch from high to low beam the lights go back and forth on and off...
Customer reply replied 10 months ago
i cant get 12 volts outta both sides at once. one side will have 12 and the other 3 or 4
Customer reply replied 10 months ago
ok so with both sides unplugged...
with the low beam on the drivers side has 12.50 volts and the passenger side has 3 volts.
when i switch it to high beam the drivers side has 2 or 3 volts and the passenger side has 11 volts..
Both sides have ground while doing this..
Customer reply replied 10 months ago
are you there?
Technician: Wayne, Journeyman replied 10 months ago

Hi

Yes am here Busy night

take as they come in

Yes you have 1 of 2 issues, a ground fault , or the switch failed

Run a j ump wire to the ground side if all good

replace the switch , if not harness issue

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Customer reply replied 10 months ago
Ok
the on off switch?
the high low beam mod is new..
Technician: Wayne, Journeyman replied 10 months ago

HI

Go to the head light

I believe the top 3 plug put a ground to it

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Technician: Wayne, Journeyman replied 10 months ago

Hi ***** am still here

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Customer reply replied 10 months ago
ok
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