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P0411 Diagnostic Trouble Code Discussion for September 2009

Secondary AIR System Incorrect Airflow Detected


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Trouble Ticket Help Requests for DTC P0411
Help Request Posted
2000 Cadillac Catera 3.0L MIL Lamp on, P0411 VIN: W06VR54R2Y
P0411: Secondary Air System Malfunction. fixed two leaks on injection system p0411 still returns. the pump runs the vac. solenoid for by pass valve opens the valve its self will open. i have to do this manually as there are no bi directional controls for this vehicle with the snap on solis pro. using...
September 30, 2009
2000 Cadillac Catera 3.0L MIL Lamp on, P0411 VIN: W06VR54R2Y
P0411: Secondary Air System Malfunction. fixed two leaks on injection system p0411 still returns. the pump runs the vac. solenoid for by pass valve opens the valve its self will open. i have to do this manually as there are no bi directional controls for this vehicle with the snap on solis pro. using...
September 30, 2009