For 1990-2009 cars

# Body and Accessories

## All Component Locator

- Data Link Communications Component Views

## All Description and Operation

- Data Link Communications Description and Operation

## All Visual Identification

- Data Link Communications Connector End Views

## Diagnostic Procedures

- Diagnostic Starting Point - Data Link Communications
- Scan Tool Does Not Communicate with Class 2 Device
- Scan Tool Does Not Communicate with Keyword Data Line
- Scan Tool Does Not Power Up
- Symptoms - Data Link Communications

## Diagnostic Trouble Codes

- Diagnostic Trouble Code (DTC) List
- DTC U1000
- DTC U1001-U1254
- DTC U1300, U1301, or U1305
- DTC U2100
- DTC U2102 or U2103
- DTC U2104
- DTC U2105-U2108

## Electrical/Electronic Schematic Diagrams

- Data Link Communications Schematic Icons
- Data Link Connector Schematics