Common problems by part
BMW Z4 steering problems
DVSA MOT tests 2022–2025 · 11,911 MOT tests · Updated
At 18 years, 0.5 in 100 MOT tests of the BMW Z4 failed on steering, against 3.9 for all class 4 vehicles the same age (all test years; 11,911 MOT tests) [1].
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- Against all class 4 vehicles the same age: about average for all class 4 vehicles the same age (all test years), 62 MOT tests with a fail
- By age: seen at 20 ages from 3 to 22 years, 141,225 MOT tests
- MOT tests at 18 years: 11,911 for the BMW Z4
Figures are for the model as a whole, not for one car.
What the MOT tests show
What we know
0.5 fails per 100 MOT tests at 18 years, against 3.9 for all class 4 vehicles tested at 18 (all test years). That is about average.
Why it matters
A steering fail stops the car passing until it is fixed.
What to check
With the engine running, turn the wheel lock to lock: listen for knocks or groans and feel for play at the straight-ahead position. On the drive the car should not wander.
BMW Z4 steering fails by age
| Age | MOT tests | Fails per 100 | All class 4 vehicles the same age |
|---|---|---|---|
| 3 | 5,735 | 0.0 | 0.1 |
| 4 | 4,701 | 0.0 | 0.2 |
| 5 | 3,717 | 0.1 | 0.3 |
| 6 | 3,410 | 0.1 | 0.5 |
| 7 | 3,023 | 0.0 | 0.8 |
| 8 | 4,963 | 0.0 | 1.2 |
| 9 | 6,450 | 0.1 | 1.8 |
| 10 | 7,093 | 0.1 | 2.1 |
| 11 | 7,438 | 0.1 | 2.5 |
| 12 | 7,527 | 0.2 | 2.8 |
| 13 | 8,469 | 0.1 | 2.9 |
| 14 | 8,494 | 0.4 | 3.2 |
| 15 | 9,829 | 0.3 | 3.3 |
| 16 | 10,966 | 0.5 | 3.4 |
| 17 | 10,611 | 0.7 | 3.6 |
| 18 | 11,911 | 0.5 | 3.9 |
| 19* | 11,215 | 0.8 | 4.1 |
| 20* | 7,828 | 0.8 | 4.2 |
| 21* | 5,469 | 0.7 | 4.2 |
| 22* | 2,376 | 0.8 | 4.0 |
All first-use years of the BMW Z4 pooled at each age, against all class 4 vehicles at that age over all 2022–2025 test years. * Only survivors are still tested at this age.
What fails in the steering at 18 years
Advisories (not fails)
- Play in steering rack inner joint(s): 1.7 advisories per 100 MOT tests, all class 4 vehicles 3.7. Play in steering rack inner joint(s) MOT advisory
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- Model risks for this year and fuel
- What similar cars did at their next MOT
- Repairs ahead
- Viewing checklist
By engine and fuel
- 2.0 petrol: 0.5 per 100 at 18 years, about average for petrol class 4 vehicles the same age (all test years; 3,170 MOT tests)
How to check on a test drive
With the engine running, turn the wheel lock to lock: listen for knocks or groans and feel for play at the straight-ahead position. On the drive the car should not wander.
The most common advisory here in MOT records: Play in steering rack inner joint(s).
Check one BMW Z4, not the average
The figures here describe BMW Z4 cars as a group. These free tools answer for one car. Each line says what the tool reads.
- Check a BMW Z4's MOT history Every MOT test, fail item, advisory and mileage reading DVSA holds for that registration.
- MOT advisory checker Paste an advisory or defect to read DVSA's wording, its grade and what tends to happen at the next MOT.
Other BMW Z4 problems
Steering on rival models
- Mercedes-Benz CLK steering problems: 3.3 per 100 MOT tests at 18 years, against 0.5 for the BMW Z4 (16,271 MOT tests)
- Porsche 911 steering problems: 0.6 per 100 MOT tests at 18 years, against 0.5 for the BMW Z4 (10,680 MOT tests)
- Porsche Boxster steering problems: 1.2 per 100 MOT tests at 18 years, against 0.5 for the BMW Z4 (8,987 MOT tests)
Questions people ask
Does the BMW Z4 have more steering problems than other cars?
0.5 in 100 MOT tests at 18 years, against 3.9 for all class 4 vehicles the same age: about average by our test (all test years; 11,911 MOT tests).
How common are BMW Z4 steering problems?
0.5 in 100 MOT tests at 18 years failed on steering, against 3.9 for all class 4 vehicles the same age (all test years; 11,911 MOT tests).
Sources
- Driver and Vehicle Standards Agency, Anonymised MOT tests and results, 2022 to 2025. DVSA MOT data, Open Government Licence v3.0, 141,225 MOT tests. Accessed 7 Oct 2026.
Parts: against all class 4 vehicles at the same age, all 2022–2025 test years pooled, not adjusted for mileage. Breakdowns and non-MOT faults are not in this data. How we compare