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Threads Tagged with po491

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03, 2002, 2003, a4, a6, allroad, aud1, audi, bmw, check, code, codes, engine, p0491, p0492, po491, reset

2 Attachment(s)

P0491 & P0492 AFTER running for 10 minutes

indytrucks on 09-13-2011

09-13-2011 06:55 AM
by indytrucks

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5

8,495

2001, 2007, 32, 42, a4, a6, air, audi, b6, check, chronic, engine, injection, light, po491, secondary

Check Engine Light! again!

chicago4.2 on 02-22-2010

02-24-2010 06:44 AM
by bm196, '02 4.2

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4

1,086

A6 / S6 (C5 Platform) Discussion

02, 1997, 2000, 2003, 27, 42, a6, audi, fuse, pics, po491, quattro, relay, saip, v8

SAIP Issue--4.2

bm196, '02 4.2 on 02-19-2010

02-19-2010 01:13 PM
by A6 4.2 litre

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1

853

A6 / S6 (C5 Platform) Discussion

2001, 2002, 2003, 28, a6, allroad, aud, audi, code, codes, obd, p0491, p0492, po491, quattro

Allroad threw P0491 and P0492 codes. Anyone have any experience with this

tdhixon on 09-09-2008

09-09-2008 01:57 PM
by Audiot

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2

5,699

2002, 2003, 491, a4, a6, allroad, audi, c5, code, codes, corvette, engine, p0491, po491, po492

Please help!!! I have MIL on with PO491 and PO 492. What are these

Robson0172 on 06-22-2008

06-22-2008 08:19 AM
by Robson0172

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4

5,297

A4 (B6 Platform) Discussion

2001, 2004, 42, a6, air, airintakebank, audi, bank, code, engine, fix, intake, p0491, po491, secandary

P0491 Code: Secondary Air Intake (Bank 1) on '02 A6 4.2

jegilbert on 08-07-2006

08-07-2006 09:46 PM
by koz4.2

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6

2,800

A6 / S6 (C5 Platform) Discussion

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