audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

ABOUT US
Engine Control Module|Testing and Inspection > < Engine Controls - Low Power/Won't Move After Stopping|Page 3352

A8 Quattro Sedan V8-4.2L (BVJ) (2008)

Page 1
background image

Engine Control Module: Description and Operation

Engine Control Module

 The ECM regulates fuel injection, throttle valve control module, oxygen sensor regulation, ignition, knock control, evaporative emission purge valve,
engine speed limitation through the fuel injectors or the power supply relay, as well as OBD functions.

Engine Control Module|Testing and Inspection > < Engine Controls - Low Power/Won't Move After Stopping|Page 3352