P0401 Diagnostic Trouble Code Discussion for April 2015
Insufficient EGR Flow Detected
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| Help Request | Posted | |
| 2009 Volkswagen Jetta TDI 2.0L MIL Lamp on VIN: 3VWTL71K79 P0401: insufficient flow. ... something we work on regularly. He still asked us to get a look at it. We have these two codes p047a and p0401. We do have identifix and after reading there info we decided to go after the p047a, we check all electrical in... |
April 26, 2015 |
