Maximize Fuel Efficiency with an Optimized Secondary Air Injection System

... and are backed by General Motors. The secondary air system injects air into your vehicle's downstream exhaust system to assist in minimizing emissions. The generic diagnostic trouble code is related to the emissions system. An air pump brings outside air into the exhaust to help reduce emissions. 987 Forum - Secondary air injection system issue - Hello, my Cayman 987.1 152K miles is giving me a CEL with codes P0491 and P0492, ... I think if its designed anything like my Saab's SAI, where the pump was at the low point in the system allowing exhaust condensation to pool ... The P0411 code generally means that the Secondary Air Injection System is not capable of pushing enough fresh air in its alloted time and the ... It is extremely easy to do the entire job. The valve just has a couple bolts holding it on and the pump is bolted to a bracket which itself only has a couple ... Secondary Air Injection Check Valve · Secondary Air Injection Pump · Secondary Air Injection Pump Relay · Secondary Air Injection Pump Relay Connector · About ... I bought an 06 LX470 with 96k miles last month from a Lexus dealer. Long story short, the secondary air induction system pump failed with code ... The secondary air injection system is used on start up to help feed the catalytic converters to reduce emissions under heavy fueling during “ ... In this 14-minute instructional video, Kent will show you all the components of the engine's air injection system, how to inspect and test them individually ...