Information Bus
Description and Operation
Testing and Inspection
- Initial Inspection and Diagnostic Overview
- Diagnostic Trouble Code Tests and Associated Procedures
- Symptom Related Diagnostic Procedures
- Pinpoint Tests
- Test A: The Powertrain Control Module (PCM) Does Not Respond to the Scan Tool
- Test B: The Transmission Control Module (TCM) Does Not Respond to the Scan Tool
- Test C: The Anti-Lock Brake System (ABS) Module Does Not Respond to the Scan Tool
- Test D: The Restraints Control Module (RCM) Does Not Respond to the Scan Tool
- Test E: The Four Wheel Drive (4WD) Control Module Does Not Respond to the Scan Tool
- Test F: The Occupant Classification Sensor Module Does Not Respond to the Scan Tool
- Test G: The Instrument Cluster Does Not Respond to the Scan Tool
- Test H: The Smart Junction Box (SJB) Does Not Respond to the Scan Tool
- Test I: The Electronic Automatic Temperature Control (EATC) Module Does Not Respond to the Scan Tool
- Test J: The Audio Unit Does Not Respond to the Scan Tool
- Test K: The Satellite Radio Receiver Does Not Respond to the Scan Tool
- Test L: The Digital Versatile Disc (DVD) Player Does Not Respond to the Scan Tool
- Test M: The Driver Seat Module (DSM) Does Not Respond to the Scan Tool
- Test N: The Power Running Board Module Does Not Respond to the Scan Tool
- Test O: The Parking Aid Module Does Not Respond to the Scan Tool
- Test P: No Medium Speed Controller Area Network (MS-CAN) Communication, All Modules Are Not Responding
- Test Q: No High Speed Controller Area Network (HS-CAN) Communication, All Modules Are Not Responding
- Test R: No Power to the Scan Tool
- Programming and Relearning
Diagrams
Tools and Equipment