MOT reliability
Ford Sierra cosworth
3 vehicles · 19 completed MOT tests analysed
95%
MOT pass rate
Based on 3 Ford Sierra cosworth vehicles and 19 completed MOT tests, the Ford Sierra cosworth has an overall 95% pass rate, with an average recorded mileage of 55,650 miles.
3
Vehicles
19
MOT tests
1,653
Avg miles / year
0.9
Faults per test
0%
Dangerous-fault share
Ford Sierra cosworth problem areas
Where faults occur most across all Ford Sierra cosworth MOT tests:
-
Other233%
-
Lamps & electrical6%
-
Tyres, wheels & suspension6%
Ford Sierra cosworth pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 20 | 1 | 0% |
Fuel types: Petrol (3)
Most common Ford Sierra cosworth MOT faults
These are the faults and advisories recorded most often across Ford Sierra cosworth MOT tests:
- Anti-lock braking system warning lamp indicates an ABS fault (3.4.1c) (1 times)
- Exhaust emissions carbon monoxide content excessive (7.3.B.1a) (1 times)
- Front Headlamp not working on dipped beam (1.7.5a) (1 times)
- Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) (1 times)
- Offside Front Tyre worn close to the legal limit (4.1.E.1) (1 times)
- Parking brake lever has no reserve travel (3.1.6b) (1 times)
- Rear Brake pipe inadequately supported (3.6.B.1) (1 times)
- front number plate not showing BSAU number (1 times)
- rear number plate has "honeycomb" background (1 times)
- all four coil springs corroding (1 times)
- allternator belts slack (1 times)
- coolant leak from radiator (1 times)
- ns steering rack inner joint worn (1 times)
- nsf track control arm inner bush slightly worn (1 times)
- nsr axle compliance bush slightly worn (1 times)
Ford Sierra cosworth pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 1986 | 3 | 19 | 95% | 55,650 |
Ford Sierra cosworth reliability FAQ
Across 3 Ford Sierra cosworth vehicles in our MOT data,
95% pass the MOT (a 5% failure rate), with about
0.9 faults or advisories recorded per test.
The most frequently recorded Ford Sierra cosworth MOT issues are:
Anti-lock braking system warning lamp indicates an ABS fault (3.4.1c); Exhaust emissions carbon monoxide content excessive (7.3.B.1a); Front Headlamp not working on dipped beam (1.7.5a).
The typical Ford Sierra cosworth in our data has covered around
55,650 miles.
Compare the Ford Sierra cosworth
See how the Ford Sierra cosworth stacks up against other Ford models on MOT reliability:
Sierra cosworth vs Fiesta
Sierra cosworth vs Focus
Sierra cosworth vs Transit
Sierra cosworth vs Mondeo
Check a specific Ford Sierra cosworth
Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.
See all Ford models · Learn about common MOT failures · what an MOT checks