Module Communications Network

• Description And Operation
  • Communications Network - Overview
    • Overview
  • Communications Network - System Operation and Component Description
    • System Operation
      • Module Network Chart
      • Network Termination
      • Gateway Module
      • High Speed Controller Area Network 1 and 2 (HS-CAN1, HS-CAN2)
      • High Speed Controller Area Network 3 (HS-CAN3)
      • Medium Speed Controller Area Network (MS-CAN)
      • Controller Area Network (CAN) Fault Tolerance
      • Controller Area Network (CAN) Multiplex Messages
• Diagnosis And Testing
  • Communications Network
    • DTC Chart: Gateway Module (GWM)
    • Symptom Chart(s)
      • Symptom Chart: Communication Network
    • Pinpoint Tests
      • Pinpoint Test A : The Powertrain Control Module (Pcm) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test A : The Powertrain Control Module (Pcm) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test B : The Anti-Lock Brake System (Abs) Module Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test B : The Anti-Lock Brake System (Abs) Module Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test C : The Restraints Control Module (RCM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test C : The Restraints Control Module (RCM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test D : The Occupant Classification System (OCS) Module Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test D : The Occupant Classification System (OCS) Module Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test E : The Steering Column Control Module (SCCM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test E : The Steering Column Control Module (SCCM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test F : The Instrument Panel Cluster (IPC) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test F : The Instrument Panel Cluster (IPC) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test G : The Body Control Module (BCM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test G : The Body Control Module (BCM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test H : The HVAC (Heating, Ventilation And Air Conditioning) Module Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test H : The HVAC (Heating, Ventilation And Air Conditioning) Module Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test I : The RHVAC (Rear Heating, Ventilation And Air Conditioning) Module Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test I : The RHVAC (Rear Heating, Ventilation And Air Conditioning) Module Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test J : The Audio Control Module (ACM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test J : The Audio Control Module (ACM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test K : The Front Control/Display Interface Module (FCDIM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test K : The Front Control/Display Interface Module (FCDIM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test L : The Front Controls Interface Module B (FCIM-B) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test L : The Front Controls Interface Module B (FCIM-B) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test M : The Heated Steering Wheel Module (HSWM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test M : The Heated Steering Wheel Module (HSWM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test N : The Image Processing Module A (IPMA) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test N : The Image Processing Module A (IPMA) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test O : The Image Processing Module B (IPMB) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test O : The Image Processing Module B (IPMB) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test P : The Global Positioning System Module (GPSM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test P : The Global Positioning System Module (GPSM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Q : The Accessory Protocol Interface Module (APIM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Q : The Accessory Protocol Interface Module (APIM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test R : The Audio DSP (Audio Digital Signal Processing Module) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test R : The Audio DSP (Audio Digital Signal Processing Module) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test S : The Radio Transceiver Module (RTM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test S : The Radio Transceiver Module (RTM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test T : The Power Steering Control Module (PSCM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test T : The Power Steering Control Module (PSCM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test U : The Driver Seat Module (DSM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test U : The Driver Seat Module (DSM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test V : The SCMG (Driver Multi-Contour Seat Module) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test V : The SCMG (Driver Multi-Contour Seat Module) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test W : The SCMH (Passenger Multi-Contour Seat Module) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test W : The SCMH (Passenger Multi-Contour Seat Module) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test X : The Driver Door Module (DDM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test X : The Driver Door Module (DDM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Y : The Passenger Door Module (PDM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Y : The Passenger Door Module (PDM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Z : The Side Obstacle Detection Control Module LH (Sod-L) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Z : The Side Obstacle Detection Control Module LH (Sod-L) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Aa : The Side Obstacle Detection Control Module RH (Sod-R) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Aa : The Side Obstacle Detection Control Module RH (Sod-R) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Ab : The Cruise Control Module (CCM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Ab : The Cruise Control Module (CCM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Ac : The Head Up Display (HUD) Module Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Ac : The Head Up Display (HUD) Module Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Ad : The HCM (Headlamp Control Module) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Ad : The HCM (Headlamp Control Module) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test AE : The Rear Gate Trunk Module (RGTM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test AE : The Rear Gate Trunk Module (RGTM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test AF : The ATCM (All Terrain Control Module) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test AF : The ATCM (All Terrain Control Module) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Ag : The GFM (Generic Function Module) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Ag : The GFM (Generic Function Module) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Ah : The Gateway Module (GWM) Does Not Respond To The Diagnostic Scan Tool
        • Notes
        • Pinpoint Test Ah : The Gateway Module (GWM) Does Not Respond To The Diagnostic Scan Tool
      • Pinpoint Test Ai : No High Speed Controller Area Network 1 (HS-Can1) Communication, All Modules Are Not Responding
        • Notes
        • Pinpoint Test Ai : No High Speed Controller Area Network 1 (HS-Can1) Communication, All Modules Are Not Responding
      • Pinpoint Test AJ : No High Speed Controller Area Network 2 (HS-Can2) Communication, All Modules Are Not Responding
        • Notes
        • Pinpoint Test AJ : No High Speed Controller Area Network 2 (HS-Can2) Communication, All Modules Are Not Responding
      • Pinpoint Test AK : No High Speed Controller Area Network 3 (HS-Can3) Communication, All Modules Are Not Responding
        • Notes
        • Pinpoint Test AK : No High Speed Controller Area Network 3 (HS-Can3) Communication, All Modules Are Not Responding
      • Pinpoint Test Al : No Medium Speed Controller Area Network (Ms-Can) Communication, All Modules Are Not Responding
        • Notes
        • Pinpoint Test Al : No Medium Speed Controller Area Network (Ms-Can) Communication, All Modules Are Not Responding
      • Pinpoint Test Am : No Power To The Data Link Connector (DLC)
        • Notes
        • Pinpoint Test Am : No Power To The Data Link Connector (DLC)
• General Procedures
  • No Communication Between the Integrated Diagnostic System (IDS) and the Vehicle
• Removal And Installation
  • Gateway Module A (GWM)
    • Notes
    • Removal
    • Installation