Code P0411 The Essential Troubleshooting Guide for Every Mechanic

I would start by checking for vacuum leaks going to the combi valve, FPR, any under the intake manifold. If you think the SAI is leaking. Here's ... The secondary air injector is the leaf blower on the passenger side engine. The motor goes out usually because the relay is junk and gets stuck closed. How to fix P0411 Code: Secondary Air Injection Incorrect Flow Detected The secondary air system supplies fresh air to the exhaust which ... Brian Hannigan I don't see anything called a fuel injection pump on any diagrams in my manual is that exactly what it's called or is it a fuel ... We show you info about the secondary air system and components on VW 2.5L 5 Cylinder engines. You might want to check for a vacuum leak around the intake manifold, clean your mass air flow sensor and electric throttle unit, check for ... P0411 Code: Secondary Air Injection Incorrect (OBD-II). Jump to Latest. The only error code that their machine comes up with is the dreaded p0411 error message which translates to "Secondary Air Injection System Flow Improper". The code is from lack of oxygen (air) injected into the exhaust stream because the pump is locked up. If this is it, keep your $10. You will ... Otay.....I checked my CEL. It was a "P0411 Secondary Air Injection System Incorrect Flow Detected" I assume this means there's air getting ...