WHERE IS PO492IS THE CODE SECONDARY AIR SYSTEM ...

  • Tiny
  • Anonymous
  • 2002 Audi A6
  • 170,987 miles

Where is "po492"(is the code) secondary air system bank 2 located in the engine? And if posible send a diagram

Tuesday, April 9th, 2013 AT 3:22 AM

2 Answers

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,555 posts

The passenger back of head is a check vale that needs to be checked for holding vacuum. The passage also clogs up causing this code

Roy

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Wednesday, April 17th, 2013 AT 3:10 PM
  • Tiny
  • exovcds
  • Member

Bank 2 is on driver side.

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Saturday, May 11th, 2013 AT 9:42 PM

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