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2006 Audi A6 Se Tdi Quattro Auto MOT Pass Rate

Pass rate for A6 Se Tdi Quattro Auto models manufactured in 2006, based on 158 real MOT test results.

77.8%
Pass Rate
22.2%
Fail Rate
158
Total Tests
84,526
Avg Mileage

Data from official DVSA MOT testing records

2006 Audi A6 Se Tdi Quattro Auto MOT Analysis

The 2006 Audi A6 Se Tdi Quattro Auto has an MOT pass rate of 77.8% based on 158 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 84,526 miles on the odometer. With a 22.2% failure rate, the 2006 A6 Se Tdi Quattro Auto is rated as "Excellent" for MOT reliability.

The leading cause of MOT failure for the 2006 Audi A6 Se Tdi Quattro Auto is Tyres, responsible for 2.5% of failures. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs range from £50–200 per tyre. Lamps, Reflectors and Electrical Equipment is the second most common issue at 1.9%. Seat Belts and Supplementary Restraint Systems follows at 1.3%.

Top failures specific to 2006 models only. The overall A6 Se Tdi Quattro Auto page may show different rankings.

What Fails Most

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Tyres2.5%4
2Lamps, Reflectors And Electrical Equipment1.9%3
3Seat Belts And Supplementary Restraint Systems1.3%2
4Driver's View Of The Road0.6%1

Failures per 10,000 Miles

avg. 84,526 mi

For every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.

Tyres0.30% per 10K miLamps & Electrical0.22% per 10K miSeat Belts0.15% per 10K miVisibility0.07% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Tyres0.302.5%4
Lamps & Electrical0.221.9%3
Seat Belts0.151.3%2
Visibility0.070.6%1

Mileage Statistics

84,526
Mean
91,810
Median
54,538
25th Percentile
113,273
75th Percentile
2.63% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 2006 Audi A6 Se Tdi Quattro Auto has an MOT pass rate of 77.8% based on 158 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 84,526 miles on the odometer. With a 22.2% failure rate, the 2006 A6 Se Tdi Quattro Auto is rated as "Excellent" for MOT reliability.

If you own or are considering buying a 2006 Audi A6 Se Tdi Quattro Auto, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to tyres: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating. With an average mileage of 84,526 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.

Tyres — 2.5% of failures

Tyres issues account for 2.5% of MOT failures on 2006 Audi A6 Se Tdi Quattro Auto models. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.

Lamps, Reflectors and Electrical Equipment — 1.9% of failures

Lamps, Reflectors and Electrical Equipment issues account for 1.9% of MOT failures on 2006 Audi A6 Se Tdi Quattro Auto models. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.

Seat Belts and Supplementary Restraint Systems — 1.3% of failures

Seat Belts and Supplementary Restraint Systems issues account for 1.3% of MOT failures on 2006 Audi A6 Se Tdi Quattro Auto models. Seat belt failures include frayed or cut webbing, faulty retractors, buckles that don't latch properly, and missing or damaged anchorages. All fitted seat belts must be functional. Typical repair costs: £50–200 per belt. Pre-MOT check: Pull each seat belt fully out and check for fraying, cuts, or fading. Ensure each belt retracts smoothly and the buckle clicks securely. Check the pre-tensioner warning light on the dashboard.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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