black smoke coming out at the exhaust

2003 MERCEDES BENZ C220
250,000 MILES
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VAN WYK
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  • 1 POST
i have a 2003 c220 cdi mercedes benz, i would like to find out what is wrong with the car it has a lot of black smoke coming out of the exaust when u rev the car.
Nov 3, 2011 at 3:56 PM
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DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
  • ASE Certified Mechanic
Black smoke indicates rich fuel mixture. Maybe faulty sensor or leaking injectors.
Nov 3, 2011 at 4:12 PM
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