?> Mini-HOWTOs   |   Replacement Parts   |   Supplies and Staples   |   Routine Maintenance   |   Troubleshooting   |   HOWTOs Choose your model below to get the proper service intervals: 80/90   |   100   |   A6   |   Coupe   |   Cabriolet   |   A4   |   Service every 1,000mi/1,600km or 1 month Service every 5,000mi/8,000km or 5 months Service every 15,000mi/24,000km or 12 months Service every 30,000mi/48,000km or 24 months Service every 45,000mi/72,000km or 36 months Service every 60,000mi/97,000km or 60 months Extreme/ Unusual Conditions