8 DIAGNOSTIC TOOLS AND ACCESSORIES 557
Tools and Accessories
EZ-Tech® Electronic Service Tool (EST)
Figure 514 J-45067
The EST is used to run MasterDiagnostics® software
for diagnosing and troubleshooting engine and vehicle
problems.
EZ-Tech® Interface Kit
Figure 515 ZTSE4444B
These interface cables, included with the EZ-Tech®,
connect the EST to Electronic Control M odule (ECM).
MasterDiagnostics® Software
MasterDiagnostics® software, loaded to an EST or
laptop computer, is used to check performance of
engine systems, diagnose engine problems, and
store troubleshooting history for an engine.
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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