TM 5-2410-240-23-1
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ENGINE SYSTEMS CONTINUED
Engine Electronic Control System
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The engine electronic system consists of the engine Electronic Control Module (ECM) and various engine sensors
and inputs from the machine. The engine ECM is the computer. The personality module is the software for the
computer. The personality module contains the operating maps, which define the following characteristics of the
engine:
Engine power
Torque curves
Engine speed (rpm)
Engine noise
Smoke and emissions
Figure 2. Engine Electronic Control System Component Locations.
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KEY
COMPONENT
1
Coolant Temperature Sensor
2
Inlet Manifold Temperature Sensor
3
Inlet Manifold (Boost) Pressure Sensor
4
Fuel Manifold Pressure Sensor
5
Engine ECM
6
Wastegate Solenoid
7
Oil Pressure Sensor
8
Primary Speed/Timing Sensor
9
Secondary Speed/Timing Sensor
10
Solenoid for the Fuel Injection Pump