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H3 Automatic
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Communication Devices
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Data Communications
Data Communications
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Schematic and Routing Diagrams
Data Communication Schematic Icons
Data Communication Schematics
Body Control System Schematics
Component Locator
Data Communication Component Views
Data Communication Connector End Views
Body Control Module (BCM) C1
Body Control Module (BCM) C2
Data Link Connector (DLC)
Diagnostic Information and Procedures
Diagnostic Code Index
Diagnostic Starting Point - Data Communications
DTC B1000
Circuit Description
DTC Descriptor
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Diagnostic Aids
DTC B1001
Diagnostic Instructions
DTC Descriptor
Circuit/System Description
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Circuit/System Verification
Repair Procedures
DTC B1004
Circuit Description
DTC Descriptor
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Diagnostic Aids
DTC B1007
Circuit Description
DTC Descriptor
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Diagnostic Aids
DTC B1009
Circuit Description
DTC Descriptor
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Diagnostic Aids
DTC U1000 and U1255
Circuit Description
DTC Descriptors
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-U1254
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 U1300, U1301 or U1305
Circuit Description
DTC Descriptors
Conditions for Running the DTCs
Conditions for Setting the DTCs
Action Taken When the DTCs Sets
Conditions for Clearing the DTC
Diagnostic Aids
Symptoms - Data Communications
Notes
Visual/Physical Inspection
Intermittent
Symptom List
Scan Tool Does Not Power Up
Diagnostic Instructions
Diagnostic Fault Information
Circuit/System Description
Diagnostic Aids
Reference Information
Circuit/System Testing
Repair Procedures
Scan Tool Does Not Communicate with Class 2 Device
Circuit Description
Diagnostic Aids
Test Description
Repair Instructions
Body Control Module Replacement
Description and Operation
Body Control System Description and Operation
BCM Functions
Power Mode
Data Link Communications Description and Operation
Circuit Description
Data Link Connector (DLC)
Class 2 Serial Data Line