MOT reliability

Bmw 420d m sport mhev auto

2,217 vehicles · 4,329 completed MOT tests analysed

88%

MOT pass rate

Based on 2,217 Bmw 420d m sport mhev auto vehicles and 4,329 completed MOT tests, the Bmw 420d m sport mhev auto has an overall 88% pass rate, with an average recorded mileage of 38,838 miles.

2,217

Vehicles

4,329

MOT tests

9,394

Avg miles / year

0.6

Faults per test

13%

Dangerous-fault share

Bmw 420d m sport mhev auto problem areas

Where faults occur most across all Bmw 420d m sport mhev auto MOT tests:

Tyres, wheels & suspension72%
Other10%
Brakes8%
Visibility5%
Lamps & electrical3%
Emissions & nuisance2%
Identification & plates2%
Seatbelts & equipment1%

Bmw 420d m sport mhev auto pass rate by age

How the Bmw 420d m sport mhev auto's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)	Tests	Pass rate
1	2	100%
2	181	96%
3	2,138	88%
4	1,437	88%
5	452	89%
6	23	87%

Fuel types: Electric Diesel (2,089), Other (71), Diesel (27), Gas Bi-Fuel (13), Hybrid Electric (Clean) (11), Electric (6)

Most common Bmw 420d m sport mhev auto MOT faults

These are the faults and advisories recorded most often across Bmw 420d m sport mhev auto MOT tests:

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (186 times)
Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (179 times)
Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (88 times)
Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (84 times)
Rear Brake pad(s) wearing thin (1.1.13 (a) (ii)) (66 times)
Nearside Front Shock absorbers has light misting of oil (5.3.2 (b)) (43 times)
Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) (41 times)
Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (41 times)
Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) (36 times)
Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i)) (36 times)
Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (31 times)
Nearside Front Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) (30 times)
Offside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i)) (30 times)
Nearside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i)) (29 times)
Offside Front Shock absorbers has light misting of oil (5.3.2 (b)) (26 times)

Bmw 420d m sport mhev auto pass rate by registration year

Year	Vehicles	Tests	Pass rate	Avg mileage
2023	198	241	88%	30,443
2022	776	1,392	90%	35,979
2021	844	2,390	88%	42,364
2020	62	210	92%	49,018

Bmw 420d m sport mhev auto reliability FAQ

Across 2,217 Bmw 420d m sport mhev auto vehicles in our MOT data, 88% pass the MOT (a 12% failure rate), with about 0.6 faults or advisories recorded per test.

The most frequently recorded Bmw 420d m sport mhev auto MOT issues are: Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)).

The typical Bmw 420d m sport mhev auto in our data has covered around 38,838 miles.

Compare the Bmw 420d m sport mhev auto

See how the Bmw 420d m sport mhev auto stacks up against other Bmw models on MOT reliability:

420d m sport mhev auto vs 3 series 420d m sport mhev auto vs 118 420d m sport mhev auto vs 316 420d m sport mhev auto vs 520

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