Instrument Panel And Interior Switches Illumination

• Description And Operation
  • Instrument Panel and Interior Switches Illumination - Overview
    • Overview
      • Dimmable Illumination
      • Non-Dimmable Illumination
  • Instrument Panel and Interior Switches Illumination - System Operation and Component Description
    • 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
    • Symptom Chart
      • Notes
      • Symptom Chart: Instrument Panel and Interior Switches Illumination
    • Pinpoint Test
      • Pinpoint Test A : All Illumination (Networked And Non-Networked Sources) Does Not Dim Or Increase Brightness
      • Pinpoint Test B : All Networked Illumination Is Inoperative (Non-Networked Illumination Functions Correctly)
      • Pinpoint Test C : All Non-Networked Illumination Sources Are Inoperative (Networked Illumination Functions Correctly)
      • Pinpoint Test D : One Or More Non-Networked Illumination Source Is Inoperative
      • Pinpoint Test E : All Non-Networked Illumination Is Always On (Networked Illumination Functions Correctly)
      • Pinpoint Test F : The LH (Left-Hand) Front Door Lock/Memory Set Or Window Control Switch Illumination Is Inoperative Or Always On
      • Pinpoint Test G : The RH (Right-Hand) Front Door Lock And/Or Window Control Switch Illumination Is Inoperative Or Always On
      • Pinpoint Test H : The LH (Left-Hand) Rear Door Lock And/Or Window Control Switch Illumination Is Inoperative Or Always On
      • Pinpoint Test I : The RH (Right-Hand) Rear Door Lock And/Or Window Control Switch Illumination Is Inoperative Or Always On
      • Pinpoint Test J : The Steering Wheel Switch(Es) Illumination Is Inoperative Or Always On
      • Pinpoint Test K : The IPC (Instrument Panel Cluster) Illumination Is Inoperative Or Does Not Dim
      • Pinpoint Test L : The ACM (Audio Front Control Module) Illumination Is Inoperative Or Does Not Dim
      • Pinpoint Test M : The FCIM (Front Controls Interface Module) Illumination Is Inoperative Or Does Not Dim
      • Pinpoint Test N : The FDIM (Front Display Interface Module) Illumination Is Inoperative Or Does Not Dim
      • Pinpoint Test O : The RHVAC (Rear Heating, Ventilation And Air Conditioning) Illumination Is Inoperative Or Does Not Dim