Instrument Cluster Illumination And Panel Illumination -- Electric

• Description and Operation
  • Instrument Panel Cluster (IPC) and Panel Illumination - Overview
    • Overview
  • Instrument Panel Cluster (IPC) and Panel Illumination - System Operation and Component Description
    • System Operation
      • System Diagram
      • Network Message Chart
      • Dimmable Backlighting
      • Field-Effect Transistor (FET) Protection
    • Component Description
      • Dimmer Switch
• Diagnosis and Testing
  • Instrument Panel Cluster (IPC) and Panel Illumination
    • DTC Chart: Body Control Module (BCM)
    • DTC Chart: Driver Door Module (DDM)
    • DTC Chart: Passenger Door Module (PDM)
    • Symptom Chart(s)
      • Symptom Chart: Instrument Cluster and Panel Illumination
    • Pinpoint Tests
      • All Dimmable Non-Networked Illumination Is Inoperative
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test A: All DIMMABLE Non-Networked Illumination Is Inoperative
      • All Dimmable Non-Networked Illumination Is Always On (Networked Illumination Functions Correctly)
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Pinpoint Test B: All DIMMABLE Non-Networked Illumination Is Always On (Networked Illumination Functions Correctly)
      • The Steering Wheel Switch(es) Illumination Is Inoperative
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test C: The Steering Wheel Switch(Es) Illumination Is Inoperative
      • One Or More Dimmable Non-Networked Illumination Source Is Inoperative
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test D: One Or More DIMMABLE Non-Networked Illumination Is Inoperative
      • The Window Switch Illumination Is Inoperative Or Always On - with Door Modules (with One-touch Up Window)
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Pinpoint Test E: The Window Switch Illumination Is Inoperative Or Always On - With Door Modules (With One-Touch Up Window)
      • The Start-Stop Switch Illumination Is Inoperative or Always On
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test F: The Start-Stop Switch Illumination Is Inoperative Or Always On
      • All Dimmable Illumination Does Not Dim or Increase Brightness
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Pinpoint Test G: All DIMMABLE Illumination Does Not Dim Or Increase Brightness