2019 Audi A6 S Ln Blk Ed 45 Quat Sa — MOT failures & pass rate

Across 886 MOT tests analysed for the 2019 Audi A6 S Ln Blk Ed 45 Quat Sa, the most common recorded failure areas were tyres, brakes and lighting & signalling. Its pass rate of 92.7% was above the average for cars of a similar age (89.7%).

Pass rate

886

MOT tests analysed

7.3%

Fail rate

better than

vs cars of similar age

4.6

Avg age at test (yrs)

How it compares

Fail rate for this model-year against the segment and national averages for cars of a similar age.

Top failure categories

Most common MOT failure areas — 2019 Audi A6 S Ln Blk Ed 45 Quat Sa
#	Category	% of tests affected	Tests
1	Tyres	4.5%	40
2	Brakes	1.4%	12
3	Lighting & signalling	1.1%	10
4	Visibility	1.0%	9
5	Seat belts & restraints	0.6%	5
6	Suspension	0.4%	4

Percentage of tests with at least one failure recorded in each category.

Most common specific failures

The exact components most often recorded as failures — more specific than the categories above.

Most frequently recorded failure items — 2019 Audi A6 S Ln Blk Ed 45 Quat Sa
#	Failure item	Times recorded
1	Tread depth	33
2	Brake pads	11
3	Headlamp aim	7
4	Registration plates	7
5	Wipers	7
6	Washers	5

Top advisory categories

Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.

Most common MOT advisories — 2019 Audi A6 S Ln Blk Ed 45 Quat Sa
#	Category	% of tests with advisory	Tests
1	Tyres	18.9%	167
2	Brakes	9.4%	83
3	Other defects	6.7%	59
4	Suspension	3.8%	34
5	Visibility	2.9%	26
6	Lighting & signalling	0.2%	2

Failure rate by mileage

Higher-mileage cars tend to fail more — often the most useful guide to real condition.

MOT fail rate by recorded mileage band.

Fail rate by recorded mileage — 2019 A6 S Ln Blk Ed 45 Quat Sa
Mileage band	Tests	Fail rate
0-30k	383	6.0%
30-60k	416	9.1%
60-90k	74	5.4%

Failure rate by age

How this model-year's MOT fail rate climbs as the cars get older.

Trend over time

Fail rate by dataset year — 2019 A6 S Ln Blk Ed 45 Quat Sa
Dataset year	Tests	Fail rate
2022	208	6.7%
2023	212	4.3%
2024	224	8.0%
2025	239	10.0%

What to check before buying a 2019 A6 S Ln Blk Ed 45 Quat Sa

Before buying a 2019 Audi A6 S Ln Blk Ed 45 Quat Sa, focus on the areas it most often fails on. Tyres accounted for 4.5% of tests for this year.

Tyres (4.5% of tests): Usually a quick, known-cost fix, but check tread, age and uneven wear (which can hint at alignment or suspension issues). Typical repair: £50–£120 per tyre.
Brakes (1.4% of tests): Pads/discs are routine wear; binding, imbalance or corroded pipes are more serious — test for pulling under braking. Typical repair: £100–£350 per axle.
Lighting & signalling (1.1% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.

Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.

Frequently asked questions

How many 2019 Audi A6 S Ln Blk Ed 45 Quat Sas pass their MOT?

92.7% of the 886 2019 Audi A6 S Ln Blk Ed 45 Quat Sa MOT tests in this dataset passed — a 7.3% fail rate.

What is the most common MOT failure on a 2019 Audi A6 S Ln Blk Ed 45 Quat Sa?

Tyres, recorded in 4.5% of tests, followed by brakes (1.4%).

Does the 2019 A6 S Ln Blk Ed 45 Quat Sa get worse with mileage?

Its MOT fail rate rises from 6.0% in the 0-30k band to 5.4% in the 60-90k band.

Methodology & source. Based on 886 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.