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
- Pinpoint Test A: The PCM Does Not Respond To The Scan Tool
- Pinpoint Test B: The ABS Module Does Not Respond To The Scan Tool
- Pinpoint Test C: The Instrument Cluster (IC) Does Not Respond To The Scan Tool
- Pinpoint Test D: The Trailer Brake Control (TBC) Module Does Not Respond To The Scan Tool
- Pinpoint Test E: The Restraints Control Module (RCM) Does Not Respond To The Scan Tool
- Pinpoint Test F: The Auxiliary Heater Control Module (AHCM) Does Not Respond To The Scan Tool
- Pinpoint Test G: The Transmission Control Module (TCM) Does Not Respond To The Scan Tool
- Pinpoint Test H: The Smart Junction Box (SJB) Does Not Respond To The Scan Tool
- Pinpoint Test I: The Driver Seat Module (DSM) Does Not Communicate With The Scan Tool
- Pinpoint Test J: The HVAC Module Does Not Respond To The Scan Tool
- Pinpoint Test K: The Audio Control Module (ACM) Does Not Respond To The Scan Tool
- Pinpoint Test L: The Rear Entertainment Module (RETM) Does Not Respond To The Scan Tool
- Pinpoint Test M: The Satellite Digital Audio Receiver System (SDARS) Module Does Not Respond To The Scan Tool
- Pinpoint Test N: The Circuit Deactivation Ignition Module (CDIM) Does Not Communicate With The Scan Tool
- Pinpoint Test O: The Parking Aid Module (PAM) Does Not Respond To The Scan Tool
- Pinpoint Test P: The Global Positioning System Module (GPSM) Does Not Respond To The Scan Tool
- Pinpoint Test Q: No ISO 9141 Communication Or The 4X4 Control Module Does Not Respond To The Scan Tool
- Pinpoint Test R: The Accessory Protocol Interface Module (APIM) Does Not Respond To The Scan Tool
- Pinpoint Test S: Intermittent No High Speed Controller Area Network (HS-CAN) Communication, One Or More Modules Are Not Respond
- Pinpoint Test T: No High Speed Controller Area Network (HS-CAN) Communication, All Modules Are Not Responding
- Pinpoint Test U: Intermittent No Medium Speed Controller Area Network (MS-CAN) Communication, One Or More Modules Are Not Respo
- Pinpoint Test V: No Medium Speed Controller Area Network (MS-CAN) Communication, All Modules Are Not Responding
- Pinpoint Test W: No Power To The Scan Tool
- Programming and Relearning
Diagrams