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 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 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 4X4 Control Module Does Not Respond To The Scan Tool
- Test F: The Occupant Classification System Module (OCSM) Does Not Respond To The Scan Tool
- Test G: The Instrument Cluster (IC) Does Not Respond To The Scan Tool
- Test H: The Smart Junction Box (SJB) Does Not Respond To The Scan Tool
- Test I: The Heating Ventilation Air Conditioning (HVAC) Module Does Not Respond To The Scan Tool
- Test J: The Audio Control Module (ACM) Does Not Respond To The Scan Tool
- Test K: The Satellite Digital Audio Receiver System (SDARS) Module Does Not Respond To The Scan Tool
- Test L: The Rear Entertainment Module (RETM) 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: Intermittent No Medium Speed Controller Area Network (MS-CAN) Communication, One Or More Modules Are Not Responding Dur
- Test R: No High Speed Controller Area Network (HS-CAN) Communication, All Modules Are Not Responding
- Test S: Intermittent No High Speed Controller Area Network (HS-CAN) Communication, One Or More Modules Are Not Responding Durin
- Test T: No Power To The Scan Tool
- Programming and Relearning
Diagrams
Tools and Equipment