What does the secondary air pump do WRX?
Smog Pump. An emissions component, that is part of the secondary air injection system, which is responsible for pumping clean air into the vehicle’s exhaust stream to promote a cleaner and more complete burn before the fumes exit the tailpipe.
What does the air pump on a Subaru do?
Part of the secondary air injection system within your Subaru, the air pump valve (also known as the air pump check valve) is an integral part of reducing your vehicle’s tailpipe emissions. The air pump valve allows air to travel through to the exhaust.
What are TGV deletes?
The TGV delete kit eliminates the factory’s restrictive butterfly valves that are located in the intake runners. By eliminating the factory TGV, intake air flow becomes unrestricted and is increased to each cylinder.
What is code P2431?
If your car is showing the P2431 engine code, it means that your secondary air system, which pumps fresh air into the exhaust to reduce vehicle emissions, has a problem. An incorrect airflow has been detected, and you should get it fixed promptly to avoid a failed emissions test.
Should I remove the air pump from my 2014 Subaru WRX STI?
Removal of the air pump can help to give a cleaner look and trouble-free motoring. The engine bay of a modified 2014 WRX STI that has had the air pump removed, giving a cleaner look. What are my options and the costs to delete a Subaru Secondary Air Pump?
Do I need a tune when deleting an air pump system?
We recommend performing a tune when deleting an Air Pump System to compensate for any differences in the engine’s operation caused by these alterations. As a positive side effect, you will make significant performance gains and have a vehicle that drives smoother and runs better.
What does the air pump do in a car?
This additional air helps to oxidise and burn off the pollutants in the exhaust gas until the catalytic converter is hot enough to take over. In most cases, the air pump system is only active for around 1 minute after starting the vehicle from dead cold. Can I live without it? Your car can work perfectly fine if it is disabled correctly.
What are the symptoms of a bad secondary air pump?
When the check engine light is illuminated, the ECU runs in a ‘limp home’ or safe mode which may cause the following symptoms: Other less typical symptoms you may experience with a failing secondary air pump may include: Erratic vehicle power after initial start-up.