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Bowing bulbs and wires getting hot

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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Laceyboy
Posts: 1
Joined: 24 May 2022
Year and Model: 2004 xc70
Location: Walton new york

Bowing bulbs and wires getting hot

Post by Laceyboy »

Tryi :mrgreen: :mrgreen: ng to get my rear lights working on my 2004 xc70 , it keeps blowing bulbs , I believe previous owner may have installed relays in rear ecm that don't belong there ! :)

scot850
Posts: 14880
Joined: 5 April 2010
Year and Model: 2000 V70 R
Location: Calgary, Alberta, Canada
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Post by scot850 »

Also check your grounds at the back of the car, along with the wiring harness into the tailgate at the LH hinge for broken wires and shorts.

Finally, look at the contacts in the bulb holder itself. My sons' 06 XC70 had one that looked melted. I was able to repair it but concerning all the same.

Neil.
2006 V70 2.5T AWD Polestar tune
2000 V70 R - still being an endless PITA
2006 XC70 - Our son now has this and still parked in our garage
2003 Toyota 4Runner V8 Limited
2015 Kia Sportage EX-L - Sold
1993 850 GLT -Sold
1998 V70 XC - Sold
1997 Volvo 850 SE NA - Went to niece in California - Sold
2000 V70 SE NA - Sold

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