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Data Link Communications System
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Data Link Communications System
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Schematic and Routing Diagrams
Component Locator
Data Link Communications Component Views
Data Link Communications Connector End Views
Diagnostic Information and Procedures
Diagnostic Starting Point - Data Link Communications
DTC U1000 and U1255: Class 2 Communication Malfunction
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Diagnostic Aids
Test Description
DTC U1001 To U1254: Lost Communication with U1XXX Module
Notes
Circuit Description
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Diagnostic Aids
Test Description
DTC U1300, U1301, or U1305: Class 2 Data Link Shorted
Circuit Description
Conditions for Running the DTCs
Conditions for Setting the DTCs
Action Taken When the DTCs Sets
Conditions for Clearing the DTC
Diagnostic Aids
Scan Tool Does Not Power Up
Circuit Description
Test Description
Scan Tool Does Not Communicate with Class 2 Device
Circuit Description
Diagnostic Aids
Test Description
Repair Instructions
Data Link Connector Replacement
Removal Procedure
Installation Procedure
Description and Operation
Data Link Communications Description and Operation
Data Link Connector (DLC)
Class 2 Serial Data Link