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lambda senser

Discussion in 'A4/S4 forum(B5 Chassis)' started by norfolkaudi, May 26, 2010.

  1. norfolkaudi

    norfolkaudi Member

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    hi all this is going to sound realy sill but where is the bank 2 lambda senser as i have no reading from it atall and i beleave there is 2 on a 2.8q 30v b5??? one in front of the cat and one after wich one is bank 2.

    help please........:redface:
     
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  3. aragorn

    aragorn "Stick a V8 in it!"
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    Only very late cars will have the sensors after the cat.

    Bank 2 just refers to the side of the engine, being a V6 it has two cats and a lambda sensor in each downpipe.
     
  4. norfolkaudi

    norfolkaudi Member

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    thanks but still dosnt help tell me what side to replace. dont want to replace both.
     
  5. aragorn

    aragorn "Stick a V8 in it!"
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    Well you could always unplug one and see if it generates another/different fault code?
     

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