Audi Tt Secondary Air Pump Fault

The secondary air injection system injects air into the exhaust to help lower emissions. Ross tech llc 881 sumneytown pike lansdale pa 19446 usa tel. Audi secondary air injection problem repair please like and share this video www edgemotors com in this video we show you all the components operation and d.

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5 Symptoms Of A Bad Secondary Air Injection Pump

Advice On Removing Secondary Air Pump Please Audi Sport Net

Vacuum is then applied to both air combination valve diaphragms.

Audi tt secondary air pump fault. Perform test press brake and gas pedal at the same time start test on odis tester. Vacuum is then applied to both air combination valve diaphragms which. P0411 audi description an air pump is used on the vehicle to lower tail pipe emissions on start up. But there can be other reasons the code is thrown as well.

Secondary air injection system incorrect flow detected. The secondary air injection pump can often leak on vw and audi 1 8t engines. While basic setting test is running check if the secondary air pump runs normally no unusual noises. Secondary air injection delete 13 jan 2013 21 19 sai pump is only used on a cold start to pump in more air to get the cat up to operating temperature quicker to cut down on emissions.

Most of the time p0411 is going to be caused by a failure in this pump or the one way check valve. P0411 audi meaning an air pump is used on the vehicle to lower tail pipe emissions on start up. The powertrain control module grounds the air pump relay control circuit which energizes the air pump the pcm also grounds the air combination valve vacuum control solenoid circuit which energizes the air vacuum control solenoid. The powertrain control module grounds the air pump relay control circuit which energizes the air pump the pcm also grounds the air combination valve vacuum control solenoid circuit which energizes the air vacuum control solenoid.

The leaking of this pump or other bad components in the secondary air system may. If you have an audi s4 a8 or a6 with a 4 2 v8 with codes p1411 p1423 for secondary air insufficient flow this video maybe able to help you. 1 267 638 2300.