Where is "PO492"(is the code) secondary air.

Tiny
ANONYMOUS
  • MEMBER
  • 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 Replies

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 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
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Bank 2 is on driver side.
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Saturday, May 11th, 2013 AT 9:42 PM

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