Ambient Light Sensor
- Description and Operation 
- Testing and Inspection - Initial Inspection and Diagnostic Overview- Driving Lights/High Beam/Headlight Flasher
- Side Light
- Hazard-Warning Lights, Direction Indicator
- Brake Light
- Fog Lights
- Parking Light
- Back Up Light
- Interior Lights
- Manual Headlight Vertical Aim Control (Without Xenon Lights)
- Automatic Headlight Vertical Aim Control (Xenon Lights Without AHL Adaptive Directional Headlights)
- Directional Headlight/Headlight Beam Height Control (AHL Adaptive Directional Headlights)
- Automatic Driving Lights Control (RLSS Solar Rain/Light Sensor)
- Home Lamps
- Trailer Lighting (AHM Trailer Module or AHM3+ Trailer Module With Boosted Power or AHM4 Trailer Module 4)
- Instrument Lighting
 
- Programming and Relearning
 
- Initial Inspection and Diagnostic Overview
- Service and Repair 
- Technical Service Bulletins