7 ELECTRONIC CONTROL SYSTEMS DIAGNOSTICS
EOT Sensor (Engine Oil Temperature)
Figure 448 Function diagram for the EOT sensor
The function diagram for the EOT sensor includes the
following:
•
EOT sensor
•
Electronic Control Module (ECM)
•
Injection Driver Module (IDM)
•
Fuel injector
•
Exhaust Gas Recirculation Position (EGR)
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
•
Variable Geometry Turbocharger (VGT)
•
Injection Pressure Regulator (IPR)
•
ENGINE lamp (amber)
Function
The EOT sensor is a thermistor sensor installed in
the rear of the front cover, left of the high-pressure oil
pump assembly. The ECM supplies a 5 V reference
EGES-270-1
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
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