P0492 Diagnostic Trouble Code Discussion for May 2016
P0492 - Secondary Air Injection System Bank 2 Insufficient Flow
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| Help Request | Posted | |
| 2008 Audi Q7 Premium 4.2L MIL Lamp on VIN: WA1BV74L88 Vehicle came in with codes described above, first thing I did was check power and ground to pump and found the pump was faulty. (Disconnected hose from pump and water came out) After a couple of test drives, the codes came back. Verified vacuum to both solenoi... |
May 09, 2016 |
