Continuous Monitor Test - Navistar International DT 466 Diagnostic/Troubleshooting Manual

1. Select Diagnostics from the menu bar.
2. Select Key-On Engine-Off Tests from the drop
down menu.
NOTE: When using the EST to do KOEO or KOER
diagnostic tests, Standard test is always selected
and run first. If the ignition switch is not cycled, the
Standard test does not have to be run again.
3. From the KOEO Diagnostics menu, select Injector
and Run to start the test.
NOTE: During the Injector test, injector solenoids
should click when actuated. If a series of clicks are
not heard for each injector, one or more injectors are
not activating.

Continuous Monitor Test

NOTE: This test can only be done with the EST;
MasterDiagnostics® software is required.
The Continuous Monitor
intermittent connections between the ECM and
sensors. The engine can be off or running.
The EST monitors the following circuits:
• Accelerator Position Sensor (APS)
• Barometric Absolute Pressure (BAP)
• Battery Voltage (V
Batt
• Brake Control Pressure (BCP) (optional)
• EGR Valve Position (EGRP)
• Exhaust Back Pressure (EBP)
• Engine Coolant Level (ECL)
• Engine Fuel Pressure (EFP) (optional)
• Engine Oil Pressure (EOP)
• Engine Oil Temperature (EOT)
• Intake Air Temperature (IAT)
• Injection Control Pressure (ICP)
• Manifold Air Temperature (MAT)
• Manifold Absolute Pressure (MAP)
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
3 DIAGNOSTIC SOFTWARE OPERATION
test troubleshoots
)
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
Figure 62 Continuous Monitor session
1. Select D_ContinuousMonitor.ssn from the open
session file window and select OPEN to open the
session.
Figure 63 Continuous Monitor test
2. Select Diagnostics from the menu bar.
3. Select Key-On Engine-Off Tests from the drop
down menu.
EGES-270-1
73