Body and Accessories

All Component Locator

• Data Link Communications Component Views
• Data Link Communications Components

All Description and Operation

• Data Link Communications Circuit Description

All Special Tools and Equipment

• Special Tools

All Visual Identification

• Data Link Communications Connector End Views

Diagnostic Procedures

• Data Link Communications System Check
• Scan Tool Does Not Communicate with Class 2 Data Line
• Scan Tool Does Not Communicate with E and C Data Line
• Scan Tool Does Not Communicate with UART Data Line

Diagnostic Trouble Codes

• DTC U1304 Lost Communication with UART System

Electrical/Electronic Schematic Diagrams

• Data Link Communications Schematic Icons
• Data Link Communications Schematic References
• Data Link Connector Schematics