Saab 900 - 1989
302.5 faults per 100 tests
Year average for all cars of 1989 is 252.8 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Saab 900, model year 1989.
Sample size: 158 cars, 319 tests and 965 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: 158 cars
The 1989 SAAB 900 has an overall defect rate of 303 per 100 vehicles, which is notably higher than the yearly average of 249 per 100 vehicles, representing a 21% increase. This model particularly struggles with brakes, showing a defect rate of 137 per 100, significantly above the average of 97 per 100. Additionally, it has higher visibility-related issues at 28 per 100 compared to the average of 22 per 100. Mileage trends indicate that as the vehicle ages, defect rates increase, particularly for those with over 124,000 miles, reaching 484 per 100. Overall, while tyre wear is a common concern, this model's standout weaknesses lie predominantly in brake performance and visibility.
Cars by mileage segment
Total: 158 cars
Categories
Brakes
▼ 40.8% worse
136.7 faults / 100 tests
Year avg: 97.1 / 100 tests
- Brake pipe damaged or excessively corroded
- Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 11.1% better
23.2 faults / 100 tests
Year avg: 26.1 / 100 tests
Visibility
▼ 25.5% worse
27.6 faults / 100 tests
Year avg: 22.0 / 100 tests
- Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▼ 10.3% worse
67.7 faults / 100 tests
Year avg: 61.4 / 100 tests
Wheels & Suspension
▼ 7.1% worse
177.4 faults / 100 tests
Year avg: 165.6 / 100 tests
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- A suspension pin, bush, joint or bearing: excessively worn
- The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
- Tyre tread depth not in accordance with the requirements
- A suspension component: excessively damaged or corroded
Body/Structure
▼ 6.6% worse
65.8 faults / 100 tests
Year avg: 61.7 / 100 tests
Equipment
▼ 11.9% worse
20.7 faults / 100 tests
Year avg: 18.5 / 100 tests
Other
▼ 61.8% worse
85.9 faults / 100 tests
Year avg: 53.1 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
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: 114
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 54
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 44
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 41
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 36
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 30
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 28
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 26
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 24
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 22
Serious faults (Top 10)
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 26
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
FAIL
Occurrences: 16
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 16
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 15
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 13
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 13
Beam image obviously incorrect
FAIL
Occurrences: 12
Emissions levels exceed default limits
FAIL
Occurrences: 12
Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
FAIL
Occurrences: 11
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 11