About this document
Mercedes-Benz Secondary Air Injection DTC by bakriramzi is a document available to read on EtoBox.
This document describes a fault code for a secondary air injection malfunction in the ME-SFI engine system. It provides: 1) Details on fault code storage and indicator lamp activation after two driving cycles with the fault present. 2) Checking procedures that monitor closed-loop mixture control and look for a lambda increase of over 23% for about 10 seconds during idle conditions. 3) Extensive check prerequisites and post-repair testing instructions involving engine temperature and operation.
- Author
- bakriramzi
- Language
- EN