7 ELECTRONIC CONTROL SYSTEMS DIAGNOSTICS 283
Description
Section Information
The follo wing diag nostic info rma tio n is inc lud ed in this
section:
• Sensor and actuator locations
• Sensor and actuator tests
• Diagnostic procedures for sensors and actuators
• Pin-point diagnostics
• Circuit diagnostics – Circuit diagnostics pertain
toaspecific ECM circuit and has the following
structure:
• Function diagram and text
• Circuit diagram and diagnostic tests to
diagnose Diagnostic Trouble Codes (DTCs)
and verify circuit functions
EGES-270-1
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
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