Linhai HY740STL 2018 Service Manual page 111

CHAPTER 3 ENGINE
3.18.1 ECU
3.18.1 .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.
3.18.1 .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.
3.18.1 .3 Handling – DOs & DONTs
ACTION
DO NOT: Place the ECU close to the
exhaust pipe or Engine when removed
DO NOT: Place the ECU close to or pour
water, oil or any other liquids.
REASON
High temperature might reduce the life of
the ECU and also can damage the ECU
ECU is susceptible to water and liquids
M750L SERVICE MANUAL 18.0
CHAPTER 3 ENGINE PAGE 3- 80