Interior Lighting of Motor Vehicle - Part I : General Requirements and Recommendations

This specification outlines the fundamental requirements and recommendations applicable to interior lighting systems designed for motor vehicles. It addresses essential criteria to ensure adequate visibility for occupants while maintaining safety standards during operation. The document details aspects such as illumination levels, distribution patterns, and the placement of various light sources within the vehicle cabin. Attention is given to minimizing glare and ensuring uniform light distribution to prevent visual fatigue. Furthermore, it provides guidance on the durability and reliability of lighting components under normal operating conditions. The text covers general design principles that facilitate the integration of lighting fixtures without compromising structural integrity or passenger comfort. These guidelines serve as a baseline for manufacturers and testers to evaluate the performance of interior lighting assemblies. By establishing clear parameters, this document helps harmonize technical specifications across different vehicle models and manufacturers within the regulatory framework. It focuses on practical implementation rather than theoretical concepts, ensuring that all relevant components meet consistent performance benchmarks for road safety and functionality.