Instrument Cluster Illumination And Panel Illumination

• Description And Operation
  • Instrument Cluster and Panel Illumination
    • Notes
    • Dimmable Backlighting
    • Non-Dimmable Backlighting
• Diagnosis And Testing
  • Instrument Cluster and Panel Illumination
    • Notes
    • Principles of Operation
      • Dimmable Backlighting
      • Fixed Backlighting
      • Field-Effect Transistor (FET) Protection
    • Inspection and Verification
    • DTC Charts
    • Symptom Chart
    • Pinpoint Tests
      • Pinpoint Test A: All Dimmable Illumination Does Not Dim/Increase Brightness
        • Notes
        • Normal Operation
        • Pinpoint Test A: All DIMMABLE Illumination Does Not Dim/Increase Brightness
      • Pinpoint Test B: All Dimmable Switch Illumination Is Inoperative
        • Notes
        • Normal Operation
        • Pinpoint Test B: All DIMMABLE Switch Illumination Is Inoperative
      • Pinpoint Test C: All Dimmable Switch Illumination Is Always On
        • Notes
        • Normal Operation
        • Pinpoint Test C: All DIMMABLE Switch Illumination Is Always On
      • Pinpoint Test D: The Steering Wheel Control Illumination Is Inoperative
        • Notes
        • Normal Operation
        • Pinpoint Test D: The Steering Wheel Control Illumination Is Inoperative
      • Pinpoint Test E: One or More Switch Illumination Is Inoperative
        • Notes
        • Normal Operation
        • Pinpoint Test E: One Or More Switch Illumination Is Inoperative
• Removal And Installation
  • Instrument Panel Dimmer Switch
    • Fusion
    • MKZ
      • Notes
      • Removal and Installation