Linhai M565Li T3 EFI, Service Manual, Page: 211 / 338

CHAPTER 3 ENGINE
M565Li T3 EFI SERVICE MANUAL 20.0
CHAPTER 3 ENGINE PAGE. 3- 101
Below shows the layout of typical EMS for engine. The solid lines in the figure 1 below
indicate the output signals from the Engine Controller and the dotted lines indicate the
input signals to the controller from various sensors and switches.
3.5.1 ECU
3.5.1.1 Description & Working Principle
The ECU continuously monitors the operating conditions of the engine through the
system sensors. It also provides the necessary computation, adaptability, and output
control in order to minimize the tailpipe emissions and fuel consumption, while optimizing
vehicle drivability for all operating conditions. The ECU also provides diagnosis when
system malfunctions occur.
3.5.1.2 Appearance
The MT05 ECU has a polyester header, with an aluminum base plate. below shows
the top and bottom view of the MT05 ECU.