volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Engine Controls - MIL ON/Throttle Valve DTC's Stored|Page 1735 > < Engine Controls - MIL ON/Throttle Valve DTC's Stored|Page 1733
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 Controls - MIL ON/Throttle Valve DTC's Stored|Page 1735 > < Engine Controls - MIL ON/Throttle Valve DTC's Stored|Page 1733