oxygen sensor down stream code

2001 MERCEDES BENZ C180
180,000 MILES
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ERICKSSON
  • MEMBER
  • 9 POSTS
Ive merc c180 comp car is giving me oxygen sensor down stream and is stored code and when I do erasing goes bjt when u drive in 10km it comes back

Ive replaced 3 sensor bt no different
Oct 15, 2012 at 4:39 AM
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KHLOW2008
  • ASE Certified Mechanic
  • 41,814 POSTS
  • ASE Certified Mechanic
What were the EXACT codes retrieved?
Oct 15, 2012 at 7:02 AM
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ERICKSSON
  • MEMBER
  • 9 POSTS
P2058 fault labda control,downstream TWC
Oct 15, 2012 at 5:36 PM
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KHLOW2008
  • ASE Certified Mechanic
  • 41,814 POSTS
  • ASE Certified Mechanic
I don't have the exact model information in our database but the code is supposedly for a misfiring that is causing damage to the TWC. Did you check for misfiring of the cylinders?

It could also mean a bad TWC.
Oct 15, 2012 at 6:34 PM
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