Exterior Lighting (Description & Operation - Diagnosis & Testing)

• Description And Operation
  • Exterior Lighting - Overview
    • Headlamps
    • DRL
    • Autolamps
    • Stoplamps
    • Turn Signal and Hazard Lamps
    • Parking, Rear and License Plate Lamps
    • Fog Lamps
    • Reversing Lamps
    • Trailer Lamps
  • Exterior Lighting - System Operation and Component Description
    • Headlamps
      • System Diagram
      • Network Message Chart
        • Network Input Messages: BCM
        • Network Input Messages: SCCM
        • Network Input Messages: HCM
      • Low Beams
      • High Beams
      • Flash-To-Pass
      • Automatic High Beams
      • The IPMA turns the high beam headlamps on when the following conditions are met:
      • The IPMA turns the high beams off if any of the following occur:
      • Automatic Headlamp Leveling
      • Headlamp Exit Delay
    • DRL
      • System Diagram
      • DRL
    • Autolamps
      • System Diagram
      • Network Message Chart
        • Network Input Messages: BCM
      • Autolamps
      • Headlamps On With Wipers On Function
    • Stoplamps
      • System Diagram
      • Stoplamps
    • Turn Signal and Hazard Lamps
      • System Diagram
      • Network Message Chart
        • Network Input Messages: BCM
        • Network Input Messages: DDM and PDM
      • Turn Signals
      • Hazard Lamps
    • Parking, Rear, and License Plate Lamps
      • System Diagram
      • Parking Lamps
    • Fog Lamps
      • System Diagram
      • Fog Lamps
    • Reversing Lamps
      • System Diagram
      • Network Message Chart
        • Network Input Messages: BCM
      • Reversing Lamps
    • Trailer Lamps
      • System Diagram
      • Network Message Chart
        • Network Input Messages: TRM
      • Trailer Stop-Turn Lamps
      • Trailer Parking Lamps
    • Field Effect Transistor (FET) Protection
    • Component Description
      • Headlamp Assembly
      • Headlamp Switch
      • Light Sensor
      • Stoplamp Switch
• Diagnosis And Testing
  • Autolamps
    • DTC Chart: BCM
    • Symptom Chart: Autolamps
    • Pinpoint Tests
      • Pinpoint Test A: The AUTOLAMPS Are Inoperative Or Do Not Operate Correctly
  • Daytime Running Lamps (DRL)
    • DTC Chart: BCM
    • Symptom Chart: DRL
    • Pinpoint Tests
      • Pinpoint Test A: The DRL (Daytime Running Lamps) Are Inoperative
      • Pinpoint Test B: The DRL (Daytime Running Lamps) Are Always On
  • Fog Lamps
    • DTC Chart: BCM
    • Symptom Chart: Fog Lamps
    • Pinpoint Tests
      • Pinpoint Test A: Both Front Fog Lamps Are Inoperative
      • Pinpoint Test B: An Individual Front Fog Lamp Is Inoperative
      • Pinpoint Test C: The Front Fog Lamps Are On Continuously
  • Headlamps
    • DTC Chart(s)
      • DTC Chart: BCM
      • DTC Chart: HCM
      • DTC Chart: IPMA
      • DTC Chart: SCCM
    • Symptom Chart: Headlamps
    • Pinpoint Tests
      • Pinpoint Test A: One Or Both Low Beams Is Inoperative
      • Pinpoint Test B: One Or Both High Beams Is Inoperative
      • Pinpoint Test C: One Or Both Low Beams Are On Continuously
      • Pinpoint Test D: One Or Both High Beams Are On Continuously
      • Pinpoint Test E: The Flash-To-Pass Feature Is Inoperative
      • Pinpoint Test F: The Automatic High Beam Feature Is Inoperative
      • Pinpoint Test G: B1007:09
      • Pinpoint Test H: Automatic Headlamp Leveling Headlamp Leveling Or Adaptive Front Lighting Is Inoperative Or Does Not Operate Correctly
      • Pinpoint Test I: Front Or Rear Height Sensor Inoperative
      • Pinpoint Test J: U0100:00
      • Pinpoint Test K: U0121:00
      • Pinpoint Test L: U0212:00
      • Pinpoint Test M: U0140:00
      • Pinpoint Test N: U0151:00
      • Pinpoint Test O: U023A:00
      • Pinpoint Test P: U0253:00
      • Pinpoint Test Q: B1041:04, B1041:54
      • Pinpoint Test R: U2100:00, U2101:00
      • Pinpoint Test S: U3000:49
      • Pinpoint Test T: U0401:00, U0415:00, U0422:00, U0429:00, U0452:00, U053B:00