Mg B - 1970
104.5 faults per 100 tests
Year average for all cars of 1970 is 101.9 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mg B, model year 1970.
Sample size: 343 cars, 579 tests and 605 recorded faults.
0%
More faults compared to the average car of same model year
More faults compared to the average car of same model year
Quick summary
Total: 343 cars
The MG B from 1970 has an overall defect rate of 104 per 100 vehicles, which is 11% lower than the average for cars of the same year. In terms of mileage, the defect rates are notably higher for lower mileage segments, particularly in the 0–31,000 and 31,000–62,000 mile categories, where the MG B experiences 280 and 282 defects per 100 respectively, compared to the yearly averages of 302 and 318. Positively, the MG B shows lower defect rates in visibility and body/structure categories, performing better than average by 20% and 27% respectively. No standout negative categories were identified.
Cars by mileage segment
Total: 343 cars
Categories
Brakes
▼ 3.6% worse
37.3 faults / 100 tests
Year avg: 36.0 / 100 tests
- Brakes imbalance across an axle such that: the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. Or in the case of testing on the road, the vehicle deviates excessively from a straight lin
- Brakes imbalance across an axle such that: the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. Or in the case of testing on the road, the vehicle deviates excessively from a straight lin
- Brake pipe damaged or excessively corroded
- Significant brake effort recorded with no brake applied indicating a binding brake
- Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▲ 11.0% better
16.2 faults / 100 tests
Year avg: 18.2 / 100 tests
- Steering rack gaiter or ball joint dust cover: damaged or deteriorated
- A steering ball joint: with excessive wear or free play
- Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
- A steering ball joint: with excessive wear or free play
- Steering gear fixing bolts: missing or ineffective
Visibility
▲ 15.3% better
8.3 faults / 100 tests
Year avg: 9.8 / 100 tests
- Wiper blade: defective
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
- Wiper not operating or missing
- Wiper blade: missing or obviously not clearing the windscreen
- Windscreen washers not working or not providing sufficient fluid to clear the windscreen
Lights & Electrics
▲ 4.5% better
32.1 faults / 100 tests
Year avg: 33.6 / 100 tests
- A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
- Beam image obviously incorrect
- Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
- A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
- Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
Wheels & Suspension
▼ 3.5% worse
68.4 faults / 100 tests
Year avg: 66.1 / 100 tests
- A suspension pin, bush, joint or bearing: excessively worn
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A wheel bearing: excessively rough
- A wheel bearing: with excessive play
- Tyre tread depth not in accordance with the requirements
Body/Structure
▼ 7.8% worse
9.7 faults / 100 tests
Year avg: 9.0 / 100 tests
- Exhaust system has a major leak or is insecure
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
- Exhaust system has a major leak or is insecure
- A transmission: joint, belt or chain excessively worn
- Body, cab or chassis: excessively corroded at mounting points
Equipment
▲ 4.7% better
4.1 faults / 100 tests
Year avg: 4.3 / 100 tests
- Audible warning:
- is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
- A seat belt:
- is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
- Audible warning:
Other
▼ 21.6% worse
32.1 faults / 100 tests
Year avg: 26.4 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
- Fluid: leaking continuously and likely to pose a serious risk to road safety
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 91
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 46
A wheel bearing: with excessive play
ADVISORY
Occurrences: 36
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 35
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 19
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 19
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 17
Brakes imbalance across an axle such that: the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. Or in the case of testing on the road, the vehicle deviates excessively from a straight lin
FAIL
Occurrences: 16
Steering rack gaiter or ball joint dust cover: damaged or deteriorated
MINOR
Occurrences: 14
A rear registration plate lamp or light source missing or inoperative: when rear registration plate has 2 or more lamps or light sources
MINOR
Occurrences: 12
Serious faults (Top 10)
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 19
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 17
Brakes imbalance across an axle such that: the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. Or in the case of testing on the road, the vehicle deviates excessively from a straight lin
FAIL
Occurrences: 16
Significant brake effort recorded with no brake applied indicating a binding brake
FAIL
Occurrences: 10
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 6
Beam image obviously incorrect
FAIL
Occurrences: 6
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 6
4.3.1 (a) (iii)
FAIL
Occurrences: 5
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 5
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 4