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  1. Volkswagen Passat B5 Discussion
    I have seen some older posts addressing this topic but bringing it up so we have some pics for the next generation of PWers. So I got the codes above and knew it wasn’t the SAIP pump itself since I could hear it. Next up, check on the combi valves. I didn’t need to go far - as soon as I...
  2. Volkswagen Passat B5 Discussion
    Hey guys, So the 02 Passat 4 motion I picked up came with the CEL on and these codes. Try as I could to hear the SAI pump running on cold start, I could not. Even when turning off the motor, giving it a chance to begin blowing after starting, I would not hear the vacuum sound winding down. I...
  3. Volkswagen Passat B5 Discussion
    My '03 V6 threw a code P0492, Bank 2 Secondary air injection. Is this something I can investigate and possibly repair myself? Thanks
  4. Volkswagen Passat B5 Discussion
    hello fellas. i had the CEL on my 2002 passat 4motion read today and the codes were p0491 & p0492 i have a v6 engine. what could be the problem. thanks. DoN
  5. New Member Introductions
    My check engine light came on. I have a 2003 passat v6 engine. What does it mean and how do I get the problem fix?
  6. B5 Garage
    On my way home today and got a CEL.. checked it out and it read P0491 and P0492 which came to be faulty air injection system flow... Is there something I should immediately check or could it lie within one of my vacuum hoses?? The car isn't running rough at all, which is why it surprised me to...
  7. B5 Garage
    Hello. I'm a noob, so i might not know the right terminology but, i am having a bit of a problem with my 2002 V6 Passat. I have tried search, but it seems everyone is getting different answers. It all starts with the Check Engine Light coming on, Error Code P0491 and P0492. Since i work at...
  8. Volkswagen Passat B5 Discussion
    I posted the CEL P0491 and P0492 (Secondary Air System Banks 1 and 2), I read some of the older posts, which say it could be hoses to the SAIP (Secondary Air Injection Pump) or the pump it self. I checked the hoses to the pump and they appear to be okay. How can you test or check if the pump...
  9. Volkswagen Passat B5 Discussion
    Just bought a 2002 Passat GLX. 35,000 Miles on it. After driving it about a month now recieve CEL. Took car up to "sweet" Auto Zone just to have them do there free engine light check. Popped up P0491 and P0492 P0491 - Secondary Air System (Bank 1) P0492 - Secondary Air System (Bank 2)...
  10. B5 Garage
    Just bought a 2002 Passat GLX. 35,000 Miles on it. After driving it about a month now recieve CEL. Took car up to "sweet" Auto Zone just to have them do there free engine light check. Popped up P0491 and P0492 P0491 - Secondary Air System (Bank 1) P0492 - Secondary Air System (Bank 2)...
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