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Drivers headlight out No voltage at harness XC90

Sorry in advance, I know nothing of these new Volvos.
A friends XC-90 (2008) has it's drivers side light out. Bulb is good, no power to harness. Is there a Bulb Out Sensor that may be bad? Wondering if this is a common problem on XC-90's.
ANY help would be appreciated.
--
'75 Jeep CJ5 345Hp ChevyPwrd, two motorcycles, '85 Pickup: The '89 Volvo is the newest vehicle I own. it wasn't Volvos safety , it was Longevity that sold me http://home.lyse.net/brox/TonyPage4.html http://cleanflametrap.com/tony/








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    Drivers headlight out No voltage at harness XC90

    Hi Tony,

    Based on my research.

    "In some cases electrical contacts on the removable bulb holders get dirty or partially corroded, and then don't carry current well. This can cause the Brake Lights or other Rear lights to fail completely or to fail intermittently. Clean the contacts in the bulb holders and also clean the contact areas on all the bulbs involved. Use a small piece of emery cloth, or a piece of steel wool. You can also check the connections where the wiring connects to the lights. Clean away any corrosion and make sure the contacts are tight. Sometimes you can use needle nose pliers to gently tighten them.

    Another component that fails consistently is the bulb failure relay. When this occurs you will get a light on the dash to come on meaning the relay is faulty."


    http://www.swedishautoparts.com/XC90/FAQs.html#ELECTRICAL_CATEGORY_-_Light_problems








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    Drivers headlight out No voltage at harness XC90

    Assuming the 08 XC90 is like our 05 S80....

    There is a covered fuse box under the hood on the drivers side. Within the fuse box, separate fuses for RH and LH headlights. Check that out before digging deeper.








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      Drivers headlight out No voltage at harness XC90

      yup, checked both fuses. Thanks

      There's lots of people on the internet complaining about this same issue...
      Lots of chang out of parts but no one seems to verifyy.. Melted connector. Ballast or C.E.M. It's a central control module.
      I don't see any Hot or melted connectors. The other two Items are expensive..I was hoping someone here had a more definative answer that the 'replace them both' answer.
      --
      '75 Jeep CJ5 345Hp ChevyPwrd, two motorcycles, '85 Pickup: The '89 Volvo is the newest vehicle I own. it wasn't Volvos safety , it was Longevity that sold me http://home.lyse.net/brox/TonyPage4.html http://cleanflametrap.com/tony/








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        Drivers headlight out No voltage at harness XC90

        When you say no voltage in the harness, was the other headlight on? Are you checking for harness voltage with the ignition on or with the key at position 1? On both our 03 and 05 Volvos, the headlights turn off with the ignition. (However the parking lights will stay on if the ignition is off.)

        How about checking for continuity from the fuse socket to the bulb connection? That would prove or disprove the harness integrity.








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          Drivers headlight out No voltage at harness XC90

          Passenegr headlight is lit. no voltage on Drivers harness at the bulb.
          Good point, I will see what we have at the relay/fuse.
          Thanks
          --
          '75 Jeep CJ5 345Hp ChevyPwrd, two motorcycles, '85 Pickup: The '89 Volvo is the newest vehicle I own. it wasn't Volvos safety , it was Longevity that sold me http://home.lyse.net/brox/TonyPage4.html http://cleanflametrap.com/tony/







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