Instrument Panel And Interior Switches Illumination

• Description And Operation
  • Instrument Panel and Interior Switches Illumination - System Operation and Component Description
    • System Operation
      • System Operation
      • System Diagram - Networked Illumination
      • Network Message Chart
      • Networked Illumination Operation
      • System Diagram - Non-Networked Illumination
      • Non-Networked Illumination Operation
      • Field-Effect Transistor (FET) Protection
    • Component Description
      • Dimmer Switch
• Diagnosis And Testing
  • Instrument Panel and Interior Switches Illumination
    • Diagnostic Trouble Code (DTC) Chart
    • Global Customer Symptom Code (GCSC) Chart
    • Symptom Chart
      • Symptom Chart: Instrument Panel and Interior Switches Illumination
    • Pinpoint Test
      • Pinpoint Test A: The Illumination Intensity Of All Networked And Non-Networked Backlighting Cannot Be Increased Or Decreased
      • Pinpoint Test B: All Networked Illumination Is Inoperative (Non-Networked Illumination Functions Correctly)
      • Pinpoint Test C: All Non-Networked Illumination Sources Are Inoperative Or Always On (Networked Illumination Functions Correctly)
      • Pinpoint Test D: One Or More Non-Networked Illumination Source Is Inoperative
      • Pinpoint Test E: The Exterior Mirror Control Switch Illumination Is Inoperative Or Always On
      • Pinpoint Test F: The Front Window Control Switch Illumination Is Inoperative Or Always On
      • Pinpoint Test G: The LH (Left-Hand) Front Door Lock And/Or LH (Left-Hand) Rear Door Window Control Switch Illumination Is Inoperative Or Always On
      • Pinpoint Test H: The RH (Right-Hand) Front Door Lock Switch And/Or RH (Right-Hand) Rear Door Window Control Switch Illumination Is Inoperative Or Always On
      • Pinpoint Test I: Steering Wheel Switch(Es) Illumination Is Inoperative Or Always On
      • Pinpoint Test J: The IPC (Instrument Panel Cluster) Illumination Is Inoperative Or Does Not Dim
      • Pinpoint Test K: The ACM (Audio Front Control Module) Illumination Is Inoperative Or Does Not Dim
      • Pinpoint Test L: The Information And Entertainment Display Unit Illumination Is Inoperative Or Does Not Dim
      • Pinpoint Test M: The Sima (Switch Input Module A) Illumination Is Inoperative Or Does Not Dim