Instrument Cluster System And Panel Illumination

• Description And Operation
  • Instrument Cluster and Panel Illumination
• Diagnosis And Testing
  • Instrument Cluster and Panel Illumination
    • Notes
    • Principles of Operation
      • Dimmable backlighting
      • Non-dimmable backlighting
      • Fault Management
    • Inspection and Verification
    • Symptom Chart
    • Pinpoint Tests
      • Pinpoint Test A: The Control Illumination is Inoperative
        • Normal Operation
        • Possible Causes
        • Pinpoint Test A: The Control Illumination Is Inoperative
      • Pinpoint Test B: The Instrument Panel Illumination Does Not Dim
        • Normal Operation
        • Possible Causes
        • Pinpoint Test B: The Instrument Panel Illumination Does Not Dim
      • Pinpoint Test C: One Or More Smart Junction Box (SJB) Controlled Illumination Source(s) Is Inoperative
        • Normal Operation - Dimmable Backlighting
        • Normal Operation - Non-Dimmable Backlighting
        • Possible Causes
        • Pinpoint Test C: One Or More Smart Junction Box (SJB) Controlled Illumination Source(S) Is Inoperative