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- 09.06.2012 #1Bobtail Member
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My hazard lights dont work on 2006 Volvo 780
For some reason my hazard lights dont work on my 2006 Volvo 780. Changed the headlight switch with the used one with no change.
Regular L and R turn signal switch works good, just not the hazard lights.
- 09.06.2012 #2Road Train Member
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Do your t-sigs and hazards share one flasher or is there a separate flasher for each?
- 09.06.2012 #3ATM squishier
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If the blinkers work it's a wiring problem with the relay and fuses.
- 09.06.2012 #4Medium Load Member
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There are separate fuses for turn signals and hazards.
Stupid Volvos...
- 09.06.2012 #5Bobtail Member
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Maybe this will help
Volvo emergency flashers
- 09.06.2012 #6Bobtail Member
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- Sep 2012
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flashers
Check your fuses, i know it may sounds wierd .But had a Volvo and they have a lot of fuse issues
. Last edited by Texas Tornado; 09.06.2012 at 11.54 PM. Reason:: spelling
- 09.07.2012 #7Road Train Member
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- Oct 2010
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- Lugansk, UA
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Check lcm for fault codes
there are no separate fuses for every bulb. There is lcm with "smart" mosfets.
No hazard light issue is usually related with light switch
- 09.09.2012 #8Bobtail Member
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- Nov 2011
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No codes in LCM and all fuses are good. I don't know what else could be but the switch?
- 09.10.2012 #9Road Train Member
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- Oct 2010
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usually switch unit. bad button
- 09.10.2012 #10Bobtail Member
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- Nov 2011
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- Bowling Green, KY
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There goes another $100 to Volvo SMH.

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