Exterior Lighting - Description And Operation, Diagnosis And Testing

• Description And Operation
  • Exterior Lighting - Overview
    • Headlamps
    • DRL
    • Autolamps
    • Stoplamps
    • Turn Signal and Hazard Lamps
    • Parking, Rear and License Plate Lamps
    • Front Fog Lamps
    • Rear Fog Lamp
    • Reversing Lamps
    • Trailer Lamps
  • Exterior Lighting - System Operation and Component Description
    • Headlamps
      • System Diagram
      • Network Message Chart
        • BCM Network Input Messages
      • Low Beams
      • High Beams
      • 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:
      • Flash-To-Pass
      • Headlamp Exit Delay
      • Automatic Headlamp Leveling
    • DRL
      • System Diagram
      • Network Message Chart
        • BCM Network Input Messages
      • DRL
    • Autolamps
      • System Diagram
      • Network Message Chart
        • BCM Network Input Messages
      • Autolamps
      • Headlamps On With Wipers On Function
    • Stoplamps
      • System Diagram
      • Stoplamps
    • Turn Signal and Hazard Lamps
      • System Diagram
      • Network Message Chart
        • BCM Network Input Messages
        • DDM and PDM Network Input Messages
      • Turn Signals - Front
      • Turn Signals - Rear
      • Turn Signals - Exterior Mirrors
      • Hazard Lamps
    • Parking, Rear, and License Plate Lamps
      • System Diagram
      • Parking Lamps
      • Approach Detection
    • Fog Lamps
      • System Diagram
      • Fog Lamps
    • Reversing Lamps
      • System Diagram
      • Network Message Chart
        • BCM Network Input Messages
      • Reversing Lamps
    • Trailer Lamps
      • System Diagram
      • Network Message Chart
        • TRM Network Input Messages
      • Trailer Stop-Turn Lamps
      • Trailer Parking Lamps
    • Field Effect Transistor (FET) Protection
      • Notes
      • 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/Do Not Operate Correctly
  • Daytime Running Lamps (DRL)
    • Symptom Chart: DRL
    • Pinpoint Tests
      • Pinpoint Test A: The DRL (Daytime Running Lamps) Are Inoperative Or 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: The Rear Fog Lamp Is Inoperative
      • Pinpoint Test C: An Individual Front Fog Lamp Is Inoperative Or Always On
      • Pinpoint Test D: The Front Fog Lamps Are On Continuously
      • Pinpoint Test E: The Rear Fog Lamp Is On Continuously
  • Headlamps
    • DTC Chart(s)
      • DTC Chart: BCM
      • DTC Chart: HCM
      • DTC Chart: SCCM
      • DTC Chart: IPMA
    • 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: B1499:11, B1499:15, B149D:11, B149D:15
      • Pinpoint Test H: B14E0:11, B14E0:15, B14E1:11, B14E1:15, B14E2:11, B14E2:15, B14E3:11, B14E3:15, B1D00:11, B1D00:15, B1D01:11, B1D01:15, B1D02:11, B1D02:15, B1D03:11, B1D03:15
      • Pinpoint Test I: B14E5:01, B14E5:08, B14E5:1C, B14E5:49, B14E5:55, B14E5:61, B14E7:01, B14E7:08, B14E7:1C, B14E7:49, B14E7:55, B14E7:61
      • Pinpoint Test J: B1007:09
      • Pinpoint Test K: The Automatic Headlamp Leveling Is Inoperative/Does Not Operate Correctly
      • Pinpoint Test L: Front Or Rear Height Sensor Inoperative
      • Pinpoint Test M: B103C:01, B103C:55, B103C:96, B103D:01, B103D:55, B103D:96
      • Pinpoint Test N: B1041:54
      • Pinpoint Test O: U0100:00
      • Pinpoint Test P: U0121:00
      • Pinpoint Test Q: U0212:00
      • Pinpoint Test R: U023A:00
      • Pinpoint Test S: U0140:00
      • Pinpoint Test T: U0151:00
      • Pinpoint Test U: U0122:00
      • Pinpoint Test V: U0155:00
      • Pinpoint Test W: U0253:00
      • Pinpoint Test X: U2100:00, U2101:00
      • Pinpoint Test Y: U3000:49
      • Pinpoint Test Z: U0401:00, U0415:00, U0416:00, U0422:00, U0429:00, U0452:00