Navigating P0411 A Comprehensive Map to Success

I bought a new smog pump and a new check valve. i swapped out both parts valve and pump. Only code i get now is P0411. when starting the car now the pump is ... I inspected all the vacuum lines from the secondary air pump up to combi valve in back of head. everything was ok; no cracks or kinks. 2008 Jetta 2.5, throws code P0411 Secondary Air Injection System Incorrect Flow Detected. I've jumpered the air pump ... Customer: Customer: 2008 ... The P0411 code is set, it means that the PCM doesn't detect an appropriate drop in the voltage from the O2 sensor, which would indicate air being injected into ... Series I Trouble Shooting - P0411 code ???? - got a P0411 secondary air injection incorrect, upstream flow detected. just curious if any one ... Your secondary emissions air pump is located on the right side of the engine bay towards the front of the car. Its purpose is to inject fresh ... IIRC the point of the air injection pump is to more rapidly heat up the catalytic converters. Running fuel rich produces a cooler exhaust, not a ... The 411 code is a low flow condition and this could be your problem. You cannot look down the chamber because it is too close to the firewall. Must use an ... The Secondary AIR system will set code P0411 when both the AIR pump and AIR solenoid are commanded ON but the system pressure falls outside the expected 0.7-1. ... DTC Code P0411 indicates an issue with the Secondary Air Injection System, specifically an Incorrect Flow Detected. This code is triggered when the Engine ...