Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
At a glance
This 2017 Ford Focus Diesel 1997cc has had 7 MOT tests on record, passing 6 and failing once (86% pass rate). It has 57,145 miles on the clock, averaging 5,151 miles per year, below the UK average of 7,400. The 2.0 TDCi engine is known for dpf (diesel particulate filter) clogging and egr valve blocking/sticking. Common Ford Focus issues include door latch failure and squeaky door seals / a-pillar noise.
MOT & Mileage History for YL66 DFO
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Below average| Latest reading | 57,145 miles |
| Reading date | |
| Miles last year | 11,858 |
| Average per year | 5,151 |
| Mileage consistency | Variable |
Check YL66 DFO
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- Plate & colour change history
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- Warranty work logged
Full MOT Test History 7 tests on record
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Reported issues for this Ford Focus
These are the most commonly reported problems on Ford Focus models (2011–2018), based on owner reports and workshop data across the UK.
Door Latch Failure
Pawl spring tab fractures, causing doors to unlatch unexpectedly while driving. · Typical repair: Free if under DVSA recall R/2015/173 (or Ford 15S26); otherwise £200-£400 per door at indie garage.
Squeaky Door Seals / A-Pillar Noise
Seals loosen or degrade, allowing wind noise and vibration. · Typical repair: £50-£150 (new seals + labour).
Excessive Battery Discharge / BCM Water Ingress
Washer fluid leaks down wires into BCM, causing drain and fault codes. · Typical repair: £100-£250 (clean BCM + new pump if needed).
Powershift Gearbox Jerking/Shuddering (Auto Variants Only)
Clutch wear or sensor failure causes harsh shifts. · Typical repair: £400-£1,500 (sensor/clutch pack).
DPF (Diesel Particulate Filter) clogging
EGR valve blocking/sticking
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | YL66 DFO |
| Make | Ford |
| Model | Focus |
| Colour | Yellow |
| Fuel type | Diesel |
| Engine | 1997cc |
| Year | 2017 |
| First registered | |
| Area code | YL — Sheffield, Yorkshire |
| Age identifier | 66 — September 2016 to February 2017 |
More YL66 D plates
Browse all YL66 D registrations from Sheffield.
About YL66 DFO
What car is YL66 DFO?
YL66 DFO is a yellow Ford Focus, diesel (1997cc). First registered in Sheffield in 2017.
What is the mileage of YL66 DFO?
The last recorded mileage for YL66 DFO was 57,145 miles, recorded on 29 May 2025 during its most recent MOT test.
Has YL66 DFO passed its MOT?
YL66 DFO has had 7 MOT tests with an 86% pass rate (6 passes, 1 failure). It last passed on 29 May 2025.
Is YL66 DFO ULEZ compliant?
Based on its fuel type and registration year, YL66 DFO is likely ULEZ compliant. Diesel post-2015 (Euro 6). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is YL66 DFO?
YL66 DFO is approximately 9 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.