Instrument Cluster Illumination And Panel Illumination

• Description And Operation
  • Instrument Cluster and Panel Illumination
    • Overview
      • Dimmable Backlighting
      • Non-Dimmable Backlighting
    • System Operation
      • System Diagram
      • Network Message Chart
        • Network Input Messages - IPC
        • Network Input Messages - ACM, APIM, FCIM and RETM
        • Network Input Messages - RHVAC module
        • Network Input Messages - BCM
        • Dimmable Backlighting
        • Non-Dimmable Backlighting
        • Field-Effect Transistor (FET) Protection
    • Component Description
      • Dimmer Switch
• Diagnosis And Testing
  • Instrument Cluster and Panel Illumination
    • DTC Charts
      • Notes
      • Related Module DTC Chart - BCM
      • Related Module DTC Chart - SCCM
    • Symptom Chart
      • Notes
      • Symptom Chart: Instrument Cluster and Panel Illumination
    • Pinpoint Tests
      • Pinpoint Test A: All Dimmable Illumination Does Not Dim
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test A: All DIMMABLE Illumination Does Not Dim
      • Pinpoint Test B: All Dimmable Non-Networked Illumination Is Inoperative
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test B: All DIMMABLE Non-Networked Illumination Is Inoperative
      • Pinpoint Test C: All Dimmable Non-Networked Illumination Is Always On
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test C: All DIMMABLE Non-Networked Illumination Is Always On
      • Pinpoint Test D: The Steering Wheel Switch Illumination Is Inoperative
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test D: The Steering Wheel Switch Illumination Is Inoperative
      • Pinpoint Test E: One Or More Switch Or Component Illumination Is Inoperative
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Visual Inspection and Diagnostic Pre-Checks
        • Pinpoint Test E: One Or More Illumination Source Is Inoperative
      • Pinpoint Test F: The RF, RR or LR window control switch illumination is inoperative or always on
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test F: The RF, RR Or LR Window Control Switch Illumination Is Inoperative Or Always On
• Removal And Installation
  • Instrument Panel Dimmer Switch
    • Notes
    • Removal and Installation