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 ABS Module Does Not Respond To The Scan Tool
- Test C: The Instrument Cluster Does Not Respond To The Scan Tool
- Test D: The Trailer Brake Control Module (TBC) Module Does Not Respond To The Scan Tool
- Test E: The Restraints Control Module (RCM) Does Not Respond To The Scan Tool
- Test F: The Supplemental Heater Control Module Does Not Respond To The Scan Tool
- Test G: The Transmission Control Module (TCM) Does Not Respond To The Scan Tool
- Test H: The Smart Junction Box (SJB) Does Not Respond To The Scan Tool
- Test I: The Driver Seat Module (DSM) Does Not Communicate With The Scan Tool
- Test J: The Electronic Automatic Temperature Control (EATC) Module Or Electronic Manual Temperature Control (EMTC) Module Does
- Test K: The Audio Control Module (ACM) Does Not Respond To The Scan Tool
- Test L: The DVD Player Does Not Respond To The Scan Tool
- Test M: The Satellite Digital Audio Receiver System (SDARS) Module Does Not Respond To The Scan Tool
- Test N: The Four Wheel Drive (4WD) Control Module Does Not Respond To The Scan Tool
- Test O: The Parking Aid Module (PAM) 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 International Standards Organization (ISO) 9141 Network Communication
- 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: Intermittent No Medium Speed Controller Area Network (MS-CAN) Communication, One Or More Modules Are Not Responding Dur
- Test U: No Power To The Scan Tool
- Programming and Relearning
Diagrams
Tools and Equipment