DVSA Statistics
1985 Ford Sierra
MOT Pass Rate & Pre-MOT Checklist
Used 1985 Ford Sierras usually pass their MOT, but around 1 in 7 still fail, most often for brake pipe damaged or excessively corroded, a spring or spring component fractured or seriously weakened and 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.. Based on 55 MOT tests from DVSA data, this page shows how this model performs and what to check before your test.
Pass Rate
Based on 55 DVSA anonymised MOT tests · About this data
Pass Rate
85.5%
Higher than average
Top Failure Reasons
Common MOT failures for this model
Parts Available
Brakes are a common wear item.
Based on DVSA statistics from 55 recorded tests.
Pre-MOT Checklist for 1985 Ford Sierra
Based on common failure points for this model, check these items before your MOT:
- 1
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
- 2
Visually inspect coil springs for cracks or broken coils
Suspension – Common fail on this model
- 3
Check for excessive play in steering wheel - should be minimal free movement
Steering – Common fail on this model
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Frequently Asked Questions
Is a 1985 Ford Sierra likely to fail its MOT?
Based on DVSA statistics, the 1985 Ford Sierra has a 85.5% MOT pass rate. This is above average, indicating good reliability for a vehicle of this age.
What are the most common MOT failures on a 1985 Ford Sierra?
The most common MOT failure reasons for a 1985 Ford Sierra are: brake pipe damaged or excessively corroded, a spring or spring component fractured or seriously weakened, 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.. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1985 Ford Sierra fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: brake pipe damaged or excessively corroded, a spring or spring component fractured or seriously weakened, 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.. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1985 Ford Sierras fail their MOT?
Around 15% of 1985 Ford Sierras fail their MOT test, meaning roughly 1 in 7 don't pass first time. The most common reasons are brake pipe damaged or excessively corroded and a spring or spring component fractured or seriously weakened. Pre-checking these items can significantly improve your chances.
What should I check before my 1985 Ford Sierra MOT?
Before your 1985 Ford Sierra MOT, check these commonly-failed items: brake pipe damaged or excessively corroded, a spring or spring component fractured or seriously weakened, 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.. Most are visual checks you can do at home – look for worn tyres, test all lights work, and check for obvious damage or leaks.
Is the 1985 Ford Sierra reliable for MOT?
With a 85.5% MOT pass rate, the 1985 Ford Sierra performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.