P0411 Diagnostic Trouble Code Discussion for April 2005
Secondary AIR System Incorrect Airflow Detected
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| Help Request | Posted | |
| 2000 Volkswagen Passat GLS 1.8L MIL Lamp on VIN: WVWMA23B2Y P0411: secondary air flow. Check engine light on. |
April 18, 2005 | |
| 1998 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP52UXW P0411: seconardy air -improper flow. Car failed inspection for code po411.Air pump and relay have been replaced.After long drive to complete montiors for inspection always kicks po411 code.I have verified air pump operation after intial start up,solenoid is sending 20 in.vac. to divertor valves a... |
April 21, 2005 |
