Is the secondary air injection system incorrect flow?
P0411-Secondary Air Injection System Incorrect Flow Detected… DTC P0411 P0137 P2096 P0301 P2270 are all showing up. So far I have replaced the Down stream Oxygen sensor and the secondary air intake control valve.
What is the DTC for secondary air injection?
P0411 is a diagnostic trouble code (DTC) for “Secondary Air Injection System Incorrect Flow Detected”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic.
What is the OBD code for secondary air injection?
P0411 code definition. The P0411 DTC is a generic OBD-II code that points to a malfunction within the secondary air injection system.
When to use an electric pump for secondary air injection?
Nearly all modern secondary air injection systems use an electric pump rather than a belt-driven pump. Often, this setup is only used when the engine is cold to reduce emissions and bring the catalytic converter up to operating temperature quickly. The PCM monitors the secondary air injection system for faults.
Is there a secondary air injection system bypass kit?
Secondary Air Injection System Bypass Kits a Plug and play for 2005-2012 Toyota/Lexus Vehicles. We can now cover almost every SAIS code with kit addons check out the codes page of our site to see what you need or contact us.
What are the symptoms of a bad air injection pump?
One of the early symptoms of a bad secondary air injection pump is the Check Engine warning light turning on. The engine control unit can automatically detect when the secondary air injection pump has a problem.
When to replace a secondary air injection pump?
If you’ve already experienced engine stalling, poor acceleration, and a check engine warning light, then you need to have the secondary air injection pump checked out immediately. If it is proven to be the problem, have it replaced by a certified mechanic.
What happens when the air injection pump is not working?
But in situations when the secondary air injection pump is not working, you can expect the RPM to drop. This may cause the car to vibrate or even stall as noted above. If you’ve already experienced engine stalling, poor acceleration, and a check engine warning light, then you need to have the secondary air injection pump checked out immediately.
What do you need to know about a secondary air pump?
If you’re wondering what a secondary air injection pump is, you’re not alone. In this article, we’ll go over the purpose of the secondary are pump as well as the symptoms you should watch for that indicate the pump is failing. What Does a Secondary Air Pump Do? What Does a Secondary Air Pump Do?
What is the p0411 code for secondary air injection?
The PCM monitors the secondary air injection system for faults. If it detects a problem, it turns on the check engine light and triggers a P0411 code. It’s worth noting that not all vehicles have a secondary air injection system. Users have reported P0411 for the following makes: Volkswagen (especially on a VW Jetta), Chevrolet, BMW, GMC, and Audi.