P0411 Diagnostic Trouble Code Discussion for March 2004
Secondary AIR System Incorrect Airflow Detected
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| Help Request | Posted | |
| 1995 Jaguar XJ6 4.0L MIL Lamp on VIN: SAJHX1741S P0411: Secondary air system insufficient air flow to exhaust. This is the second time this car is with us with the air injection code. We were not able to find a problem when we first looked at the car, so we subsituted the air pump with a known good one. Three days latter the car is back with the same MIL code. There ar... |
March 17, 2004 | |
| 1999 Volkswagen Jetta GLX 2.8L MIL Lamp on VIN: 3VWTD81H3X P0411: Secondary air injection system incorrect air flow detected. Found P0411 and will repeat after short drive, all tests point towards solenoid valve. Should we change the relay also? Just trying to be sure, this is the first one of these we have seen one of these. Anybody have any advice? Thanks |
March 19, 2004 |
