Ford Sierra Sapphire
From 868 MOT tests. Above average for its class.
Common MOT failure categories
Pass rate by registration year
What goes wrong?
The most common MOT failure reasons are emissions levels exceed default limits, a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc and a tyre not fitted in compliance with the manufacturers sidewall instruction. The top issue, emissions levels exceed default limits, caused 18 failures in 2024. Checking tread depth (1.6mm legal minimum, 3mm recommended) before your test can save an unnecessary fail. You can check prices at Black Circles if you need replacements. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| emissions levels exceed default limits | 18 |
| a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc | 14 |
| a tyre not fitted in compliance with the manufacturers sidewall instruction | 12 |
| a direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 10 |
| a headlamp or light source missing, inoperative or more than ½ not functioning in the case of led | 8 |
| audible warning inoperative | 6 |
| the aim of a headlamp is not within limits laid down in the requirements | 6 |
| a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 6 |
| vehicle structure corroded to the extent that the rigidity of the assembly is seriously reduced | 6 |
| esc mil indicates a system malfunction | 5 |
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 1992 | 83.9% | the aim of a headlamp is not within limits laid down in the requirements, emissions levels exceed default limits |
| 1991 | 91.5% | emissions levels exceed default limits, a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc |
| 1990 | 98.9% | a tyre not fitted in compliance with the manufacturers sidewall instruction, a direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning |
| 1989 | 95.4% | a tyre not fitted in compliance with the manufacturers sidewall instruction, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning |
1 earlier years
| 1988 | 98.2% | a spring or spring component fractured or seriously weakened |
Typical mileage
Half of all Sierra Sapphires tested had between 27,370 and 78,844 miles on the clock.
At 40,260 median miles, the Sierra Sapphire has 0.017 failures per 10,000 miles driven.
Other Ford models
| Ford Fiesta | 72.9% |
| Ford Focus | 74.7% |
| Ford Transit | 70.4% |
| Ford Kuga | 82.2% |
| Ford Mondeo | 73.8% |
Common questions
What is the Ford Sierra Sapphire MOT pass rate?
The Ford Sierra Sapphire has a 93.3% MOT pass rate based on 868 real MOT tests. This is above the national average.
What are common MOT failures on a Ford Sierra Sapphire?
The most common MOT failure on the Ford Sierra Sapphire is emissions levels exceed default limits, which caused 18 failures. Other common issues include a transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc.
What is the typical mileage of a Ford Sierra Sapphire at MOT?
The median mileage at MOT for a Ford Sierra Sapphire is 40,260 miles. The middle 50% of vehicles tested have between 27,370 and 78,844 miles.
Buying a used Sierra Sapphire?
Start with the free tools. Look up the specific vehicle's MOT history on GOV.UK The mileage at each test will show if it's been wound back, and the advisory history tells you what's wearing. Cross-reference that against the typical failures above to see if anything looks unusual for this model.
The free data won't tell you about outstanding finance, theft markers, or write-off history. For that, you need a vehicle history check This is especially important on a private sale where you have fewer legal protections.
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MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.