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P0411 Diagnostic Trouble Code Discussion for August 2009

Secondary AIR System Incorrect Airflow Detected


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Trouble Ticket Help Requests for DTC P0411
Help Request Posted
1999 Audi A4 2.8L MIL Lamp on VIN: WAUGD28D1X
P0411: Secondary Air Injection Incorrect Flow Detected. Greetings, This Audi will reaquire the P0411 code every couple weeks but has always passed the basic setting test for the secondary air injection in the shop. The only thing I've noticed is the bank #2 O2 sensor reacts slower than bank #1 and when I open the c...
August 04, 2009
1999 Audi A4 2.8L MIL Lamp on VIN: WAUGD28D1X
P0411: Secondary Air Injection Incorrect Flow Detected. Greetings, This Audi will reaquire the P0411 code every couple weeks but has always passed the basic setting test for the secondary air injection in the shop. The only thing I've noticed is the bank #2 O2 sensor reacts slower than bank #1 and when I open the c...
August 05, 2009
1996 Mercedes-Benz C280 2.8L MIL Lamp on VIN: WDBHA28E6T
P0411: Air injection flow incorrect. Thanks in advance for any help. I am not a MBZ tech but serviced this for a good customer. I did a minor service (lube, oil and filter), replaced bad front shocks, replaced bad fan clutch and thermostat. Everything was fine vehicle left after service and 1 da...
August 12, 2009
2004 Audi A4 Quattro 1.8L MIL Lamp on VIN: WAUVC68E74
P0411: secondary air injection system incorrect flow. ... five weeks with no check engine light and now it has the same code P0411. On the first visit we replaced the secondary air pump, kombi-valve and maxi fuse for the pump. We have checked to see that the sec. air pump was working and the kombi-valve did get v...
August 19, 2009
1998 Audi A6 Quattro 2.8L MIL Lamp on VIN: WAUBA24B9W
P0411: Secondary air injection system faulty flow intermittent. Long story Sorry Guys This car will set the same code about once every 3-4 weeks. This is how repairs have taken place. First visit I found plastic vacuum line to reservoir at L/F fender cracked. Repaired line. verified solenoid operation and operation of both...
August 21, 2009
1999 Audi A4 2.8L MIL Lamp on VIN: WAUGD28D1X
P0411: Secondary Air Injection Incorrect Flow Detected. Greetings, This Audi will reaquire the P0411 code every couple weeks but has always passed the basic setting test for the secondary air injection in the shop. The only thing I've noticed is the bank #2 O2 sensor reacts slower than bank #1 and when I open the c...
August 04, 2009
1999 Audi A4 2.8L MIL Lamp on VIN: WAUGD28D1X
P0411: Secondary Air Injection Incorrect Flow Detected. Greetings, This Audi will reaquire the P0411 code every couple weeks but has always passed the basic setting test for the secondary air injection in the shop. The only thing I've noticed is the bank #2 O2 sensor reacts slower than bank #1 and when I open the c...
August 05, 2009
1996 Mercedes-Benz C280 2.8L MIL Lamp on VIN: WDBHA28E6T
P0411: Air injection flow incorrect. Thanks in advance for any help. I am not a MBZ tech but serviced this for a good customer. I did a minor service (lube, oil and filter), replaced bad front shocks, replaced bad fan clutch and thermostat. Everything was fine vehicle left after service and 1 da...
August 12, 2009
2004 Audi A4 Quattro 1.8L MIL Lamp on VIN: WAUVC68E74
P0411: secondary air injection system incorrect flow. ... five weeks with no check engine light and now it has the same code P0411. On the first visit we replaced the secondary air pump, kombi-valve and maxi fuse for the pump. We have checked to see that the sec. air pump was working and the kombi-valve did get v...
August 19, 2009
1998 Audi A6 Quattro 2.8L MIL Lamp on VIN: WAUBA24B9W
P0411: Secondary air injection system faulty flow intermittent. Long story Sorry Guys This car will set the same code about once every 3-4 weeks. This is how repairs have taken place. First visit I found plastic vacuum line to reservoir at L/F fender cracked. Repaired line. verified solenoid operation and operation of both...
August 21, 2009