P0491 The Key to Unlocking Peak Engine Efficiency and Emissions Control

I got the following two codes: The first one (store trouble codes) P0491 (secondary air injection system insufficient flow bank 1) I did ... P0491 and P0492 indicate that you have insufficient air injection flow into the exhaust manifolds. The oxygen sensors are looking for a leaner ... Bank 1 is the drivers side, check the fuses for the secondary air injection pumps. There are two 40a maxi fuses located in the underhood fuse ... P0491 Secondary Air Injection System, Bank 1 - Insufficient Flow. P0492 Secondary Air Injection System, Bank 2 - Insufficient Flow. 2002 530i e39 - P0491 & P0492 Secondary Air Injection System (Bank 1 & 2) Emission rejected due to codes P0491 & P0492. S-Type / S type R Supercharged V8 ( X200 ) - P0491...secondary air pump? - I just scanned my car for a CEL and came up with this code. In this video, I will show you how to fix BMW the air injection codes p0491 and P0492. P0492: Secondary Air Injection System Insufficient ... I did replace the #8 (second air valve) and #7 (the hose to the air pump). I am thinking buying the air pump. In your thread, you replaced the pump, was it ... The OBD-II fault code P0491 means that the Secondary Air Injection System is not providing enough airflow into the exhaust system during ... Secondary Air Injection System Insufficient Flow Bank 1. DTC P0491, sometimes indicated as P049100, is an OBD diagnostic trouble code indicating a generic fault ...