Module Communications Network

• Description & Operation
• Repairing Bus Wiring
• Communication Network Diagnostics
  • Inspection & Verification
  • Data Link Diagnostic Test
  • Symptom Testing
• Testing
  • Notes
  • Test A: 4-Wheel Anti-Lock Brake System (4WABS) Module Does Not Respond To NGS Tester
  • Test B: Remote Anti-Theft Personality (Rap) Module Does Not Respond To NGS Tester
  • Test C: Generic Electronic Module (Gem) Does Not Respond To NGS Tester
  • Test D: Air Bag Diagnostic Monitor Does Not Respond To NGS Tester
  • Test E: 4-Wheel Air Suspension (4WAS) Module Does Not Respond To NGS Tester
  • Test F: Driver Seat Module (DSM) Does Not Respond To NGS Tester
  • Test G: Powertrain Control Module (Pcm) Does Not Respond To NGS Tester
  • Test H: Passive Anti-Theft System (Pats) Module Does Not Respond To NGS Tester
  • Test J: Electronic Automatic Temperature Control (EATC) Module Does Not Respond To NGS Tester
  • Test K: No Module/Network Communications - Bus Link
  • Test L: No Module/Network Communications - ISO 9141 Link
  • Test M: No Module/Network Communication
• Wiring Diagrams