P0492 Diagnostic Trouble Code Discussion for October 2012
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| Help Request | Posted | |
| 2002 Audi A6 Quattro 2.7L MIL Lamp on VIN: WAULD64B52 P0492: secondary air injection system insufficient flow B2. ... the only thing I found leak was the hose splitting from the secondary air injection going to the right combi-valve had a crack and both combi-valve leak. These three thing I will be replacing, but would you guys suggest any other things that would cause th... |
October 09, 2012 |
