Instrument Cluster Illumination And Panel Illumination

• Description And Operation
  • Instrument Panel Cluster (IPC) and Panel Illumination - Overview
    • Overview
      • Dimmable Backlighting
      • Non-dimmable Backlighting
  • Instrument Panel Cluster (IPC) and Panel Illumination - System Operation and Component Description
    • System Operation
      • System Diagram - Networked Illumination
      • System Diagram - Non-Networked Illumination
      • Network Message Chart
        • IPC Network Input Messages
        • APIM, FCIM and FCDIM Network Input Messages
        • BCM Network Input Messages
        • HVAC Module Network Input Messages
        • DDM and PDM Network Input Messages
        • Dimmable Illumination
        • Networked Dimmable Illumination
        • Non-Networked Dimmable Illumination
        • 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)
    • DTC Chart: Front Controls Interface Module (FCIM)
    • Symptom Chart(s)
      • Symptom Chart: Instrument Cluster and Panel Illumination
    • Pinpoint Tests
      • All Dimmable Illumination (Networked And Non-Networked Sources) Does Not Dim Or Increase Brightness
        • Diagnostic Overview
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test A: All DIMMABLE Illumination (Networked And Non-Networked Sources) Does Not Dim Or Increase Brightness
      • One Or More Non-Networked Illumination Sources Are Inoperative
        • Notes
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test B: One Or More Non-Networked Illumination Sources Are Inoperative
      • The Steering Wheel Switch(es) Illumination Is Inoperative
        • Notes
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test C: The Steering Wheel Switch(Es) Illumination Is Inoperative
      • The RH Front, RH Rear Or LH Rear Window Control Switch Illumination Is Inoperative Or Always On (With One-Touch Up and Down Front Windows)
        • Notes
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test D: The RH (Right-Hand) Front, RH (Right-Hand) Rear Or LH (Left-Hand) Rear Window Control Switch Illumination Is Inoperative Or Always On (With One - Touch Up And Down Front Windows)
      • The Start/Stop Switch Illumination Is Inoperative Or Always On
        • Notes
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test E: The Start/Stop Switch Illumination Is Inoperative Or Always On
      • The CD Slot Illumination Is Inoperative Or Always On (With 8-Inch [203 mm] Touchscreen Only)
        • Notes
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test F: The Cd (Compact Disc) Slot Illumination Is Inoperative Or Always On (With 8-Inch [203 Mm] Touchscreen Only)
      • The RH Front, RH Rear Or LH Rear Window Control Switch Illumination Is Inoperative Or Always On (With One-Touch Down Driver Window)
        • Notes
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test G: The RH (Right-Hand) Front, RH (Right-Hand) Rear Or LH (Left-Hand) Rear Window Control Switch Illumination Is Inoperative Or Always On (With One-Touch Down Driver Window)
      • One Or More Non-Networked Illumination Sources are always on
        • Notes
        • Normal Operation and Fault Conditions
        • Possible Sources
        • Pinpoint Test H: One Or More Non-Networked Illumination Sources Are Always On