2021 Audi Tire Chain Information and Restrictions

This Service Information document from Audi provides essential details regarding tire chain usage and restrictions for various 2021 Audi and Volkswagen models. It emphasizes the importance of consulting official resources for VIN-specific information to ensure safe and compliant operation, especially during winter conditions.

Understanding Tire Chain Requirements

This document clarifies the specific conditions under which tire chains can be used on 2021 Audi and Volkswagen vehicles. It highlights that not all tire and wheel combinations are suitable for chains, and there are distinct rules based on the vehicle's drivetrain type (Front-Wheel Drive vs. Quattro).

Fault Codes / DTCs

This service information document does not address specific diagnostic trouble codes (DTCs) or fault labels. It focuses solely on providing guidelines for tire chain usage.

What the Service Bulletin Says

This Service Information document, dated September 2020, outlines the official guidelines for Audi e-tron tire chain usage and other Audi and Volkswagen models. It directs technicians and owners to refer to ELSA (Electronic Service Information System) for the latest VIN-specific tire chain requirements, found within the Repair Manual Wheel and Tire Guide.

The document provides examples of tire and wheel combinations, identified by PR numbers (e.g., PR no. 153, PR no. 154, PR no. J62, PR no. H2X, PR no. HH1, PR no. 195, PR no. 7EJ, PR no. 7EZ, PR no. 7FH), and indicates whether snow chains are permitted for Summer, All Season, or Winter tires. Key restrictions include:

• Snow chains must not be used on the compact spare wheel.
• For front-wheel drive vehicles, snow chains can only be used on the front wheels.
• For vehicles equipped with Quattro, snow chains can be used on both the front and rear wheels.
• Ultra-high performance tires are not suitable for use on ice or snow.

The bulletin also includes a