German Automotive Wire Harness Specifications: VW/Audi/Benz Compliance Guide
German automotive manufacturers maintain strict wire harness standards to ensure safety, durability, and performance. This guide outlines key compliance points for VW, Audi, and Mercedes-Benz.
General Standards
LV 112 & LV 214: Used across all German OEMs for connector and harness validation.
ISO 19642: Global benchmark increasingly adopted in Germany.
DIN 72551 & 72552: Defines conductor properties and colors.
VW Specifications
VW 60306: Guidelines for wire cross-sections and color coding.
TL 82066: Focused on insulation, abrasion resistance, and fire retardancy.
VW requires use of VW-verified suppliers for core components.
Audi Requirements
Material Traceability: Full traceability for each batch per VDA 6.3.
Twist Ratio & EMI Performance: Especially in infotainment and ADAS harnesses.
Mercedes-Benz Protocols
DBL 820: Specs for connector housings and sealing properties.
100% End-of-Line Testing: All assemblies must pass automated optical and electrical testing.
Additional Considerations
Labeling: Must include manufacturer code, batch number, and material specs.
Packaging: Audi/Mercedes specify anti-static bags and custom crates.
Sustainability: Growing emphasis on PVC-free and recyclable materials.
Conclusion
Meeting German OEM harness requirements requires strict documentation, sourcing discipline, and rigorous testing. Compliance is a gateway to high-volume, long-term contracts in the European automotive sector.