Audi Tt reliability, MOT pass rate and rarity

Time Period & Model

Time period snapshot: Last 5 years

Manufacturer: Audi

Model: Tt

Model reliability rank

MOT-based rank from 710,056 selected-period tests.

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Overall MOT pass rate

80.2%

Share of this model's 710,056 selected-period MOT tests that pass.

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Efficiency, emissions & tax

Average MPG

40.2 mpg

CO2 emission

160 g/km

Euro emissions

Euro 6

Tax cost

£245/yr

Vehicle list price over £40,000?NoYes

Average vehicle miles

87,689

Moderate average mileage in the current pool.

Life expectancy miles

98,345

Lower mature-fleet mileage expectation.

Average vehicle age

14.5

Comfortable mid-life age pattern.

Vehicles represented

104,945

104,944 valid MOT, 1 under 3 years.

Tests analysed

710,056

710,056 MOT tests in the selected period.

Rarity ranking

Based on Make & Model

Common

104,945On the road

Insight summary

Audi Tt is a common model in this snapshot, with 104,945 represented vehicles and 0.25% of the active UK pool tracked by AutoRank. For the last 5 years, it has a pass rate of 80.2% from 710,056 MOT tests, with a reliability score of 61. The current pool shows an average of 87,689 miles and an average age of 14.5 years, while mature-fleet mileage is estimated at 98,345 miles. Petrol leads the fuel split, followed by diesel, and the most frequent defect themes are windscreen damage, engine warning light and lighting. The practical read is that the Audi Tt looks a little better than average, but still rewards careful checks on mileage and maintenance.

Fuel type breakdown (by model)

Fuel	Vehicles
PETROL	86,790
DIESEL	18,124
OTHER	24
LPG	4
ELECTRIC	3

Euro NCAP Safety

No NCAP tests found for this model.

Top 25 most common defects (by model)

Defect	Count
Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))	11,262
Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))	11,019
Nearside Front Position lamp not working (4.2.1 (a) (ii))	7,201
Nearside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))	7,060
Offside Front Position lamp not working (4.2.1 (a) (ii))	6,831
Offside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))	6,695
Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))	5,806
Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))	5,614
Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))	5,482
Offside Front Coil spring fractured or broken (5.3.1 (b) (i))	5,351
Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))	4,912
Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))	4,613
Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))	4,322
Parking brake efficiency below requirements (1.4.2 (a) (i))	4,074
Offside Rear Coil spring fractured or broken (5.3.1 (b) (i))	3,895
Nearside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))	3,769
Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))	3,581
Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i))	3,579
Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))	3,546
Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))	3,537
Nearside Headlamp lens slightly defective (4.1.1 (b) (i))	3,463
Offside Headlamp lens slightly defective (4.1.1 (b) (i))	3,454
Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))	3,384
Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))	3,302
Electronic stability control warning lamp indicates a fault (7.12 (e))	3,295

All 25 defects ranked by recorded countShowing 129,047 defects across this top 25 set

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

11,262

Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))

11,019

Nearside Front Position lamp not working (4.2.1 (a) (ii))

7,201

Nearside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

7,060

Offside Front Position lamp not working (4.2.1 (a) (ii))

6,831

Offside Front Outer Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

6,695

Supplementary restraint system warning lamp indicates a fault (7.1.6 (a))

5,806

Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))

5,614

Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))

5,482

Offside Front Coil spring fractured or broken (5.3.1 (b) (i))

5,351

Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))

4,912

Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))

4,613

Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))

4,322

Parking brake efficiency below requirements (1.4.2 (a) (i))

4,074

Offside Rear Coil spring fractured or broken (5.3.1 (b) (i))

3,895

Nearside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

3,769

Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

3,581

Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i))

3,579

Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

3,546

Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))

3,537

Nearside Headlamp lens slightly defective (4.1.1 (b) (i))

3,463

Offside Headlamp lens slightly defective (4.1.1 (b) (i))

3,454

Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))

3,384

Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))

3,302

Electronic stability control warning lamp indicates a fault (7.12 (e))

3,295

Audi Tt reliability and MOT data