Unveiling the Power of Secondary Air Injection for Enhanced Emissions Control

987 Forum - Secondary air injection system issue - Hello, my Cayman 987.1 152K miles is giving me a CEL with codes P0491 and P0492, ... The secondary air injection system aids in the reduction of hydrocarbon exhaust emissions during a cold start-up. If you're seeing this code, it means the powertrain control module (PCM) has identified that the SAI system is dealing with insufficient flow. Motorcraft Parts are the only parts designed and built to the specific standards of Ford Motor Company and are the only parts recommended for use in your ... The Toyota Air Pump Assembly (#17610-0C030), an essential Engine-Fuel part, plays a pivotal role in the Manifold Air Injection System. Welcome! What's going on with your Device? Code P0411System RepairOthers. I am considering removing the valve, and the pump, installing the block in place of the valve, and having the codes related to the SAI turned off by PCM4Less. The PCM regularly checks how much air flows through the secondary air injection system. If the computer notices that the system isn't sending ... Today's vehicles feature a specialty secondary air injection pump, which directs airflow into a vehicle's exhaust stream. This is done to offset ... Secondary air injection is a vehicle emissions control strategy introduced in 1966, wherein fresh air is injected into the exhaust stream to allow for a ...