Ecm Will Not Communicate With Other Systems Or Display Modules; Electronic Service Tool Will Not Communicate With Ecm - Perkins 1106D Troubleshooting Manual

KENR6201-01
2. Verify that the electronic service tool is displaying
the "Factory Password" screen.
3. Use the electronic service tool to verify that the
following information has been entered correctly:
•
Engine serial number
•
Serial number for the electronic control module
•
Serial number for the electronic service tool
•
Total tattletale
•
Reason code
ECM Will Not Communicate
with Other Systems or Display
Modules
Probable Causes
•
Electrical connectors
•
Electronic Control Module (ECM)
Recommended Actions
1. Connect the electronic service tool to the
diagnostic connector. If the ECM does not
communicate with the electronic service tool, refer
to Troubleshooting, "Electronic Service Tool Will
Not Communicate with ECM".
2. Ensure that the following items are
correctly installed and undamaged. Refer
to Troubleshooting, "Electrical Connectors -
Inspect".
•
P1/J1 and P2/J2 connectors on the ECM
•
Wiring to display modules
•
Wiring to other control modules
3. Troubleshoot the Perkins Data Link for possible
faults. Refer to Troubleshooting, "Data Link Circuit
- Test".
This document is printed from SPI². Not for RESALE
Electronic Service Tool Will
Not Communicate with ECM
Probable Causes
•
Configuration for the communications adapter
•
Electrical connectors
•
Communication adapter and/or cables
•
Electrical power supply to the diagnostic connector
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• Electronic service tool and related hardware
• Electrical power supply to the Electronic Control
Module (ECM)
•
Data link
Recommended Actions
Start the engine. If the engine starts, but the ECM
will not communicate with the electronic service tool,
continue with this procedure. If the engine will not
start, refer to Troubleshooting, "Engine Cranks but
Will Not Start". If the engine will not crank, refer to
Troubleshooting, "Engine Will Not Crank".
Configuration for the Communications
Adapter
1. Access "Preferences" under the "Utilities" menu
on the electronic service tool.
2. Verify that the correct "Communications Interface
Device" is selected.
3. Verify that the correct port is selected for use by
the communication adapter.
Note: The most commonly used port is "COM 1".
4. Check for any hardware that is utilizing the
same port as the communications adapter. If any
devices are configured to use the same port, exit
or close the software programs for that device.
Electrical Connectors
Check for correct installation of the P1/J1 and P2/J2
ECM connectors and of the diagnostic connector.
Refer to Troubleshooting, "Electrical Connectors -
Inspect".
43
Troubleshooting Section
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