20 SEBU8191-01
Operation Section
Features and Controls
Features and Controls
i02415217
Monitoring System
The engine is equipped with sensors or switches to
monitor the following parameters:
•
Coolant temperature (Switch)
•
Oil pressure (Switch)
•
Intake manifold boost pressure (Sensor)
•
Exhaust temperature (if equipped)
•
Engine speed (Sensor)
•
Engine overspeed (Sensor or Switch)
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Sensors and Electrical
Components
Sensor Locations
Illus
trations 16 and 17 show the typical locations
of the sensors on the engine. Specific engines
may appear different from the illustrations due to
diff
erences in applications. Illustration 16 shows the
location of the Electronic Control Unit (ECU).
g01231519
Illustration 16
Right side view of engine
(1) Electronic control unit (ECU )
(2) Coolant temperature switch
(3) Boost pressure sensor
(4) Speed sensor
(5) Oil pressure switch
g01
231520
Illustration 17
Left side view of engine
(2
) Coolant temperature switch
(3
) Boost pressure sensor
(5
) Oil pressure switch
(6
) Overspeed sensor
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