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 2001 Ford Focus Diesel 1753cc has had 18 MOT tests on record, passing 10 and failing 8 (56% pass rate). It has 179,769 miles on the clock, averaging 6,954 miles per year, below the UK average of 7,400. The 1.8 TDdi engine is known for timing belt failure and thermostat housing (plastic flange).
MOT & Mileage History for EF51 NSN
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Below average| Latest reading | 179,769 miles |
| Reading date | |
| Miles last year | 6,424 |
| Average per year | 6,954 |
| Mileage consistency | Consistent |
Check EF51 NSN
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 18 tests on record
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Reported issues for this Ford Focus
These are the most commonly reported problems on Ford Focus models (1998–2004), based on owner reports and workshop data across the UK.
Timing belt failure
Belt snaps, bending exhaust valves (interference engine design).
Thermostat housing (plastic flange)
Plastic deforms/cracks, causing coolant leaks at joint.
Common faults, what to check, and what to pay
Explore more about the Ford Focus
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Vehicle Details
| Registration | EF51 NSN |
| Make | Ford |
| Model | Focus |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1753cc |
| Year | 2001 |
| First registered | |
| Area code | EF — Chelmsford, Essex |
| Age identifier | 51 — September 2001 to February 2002 |
More EF51 N plates
Browse all EF51 N registrations from Chelmsford.
About EF51 NSN
What car is EF51 NSN?
EF51 NSN is an blue Ford Focus, diesel (1753cc). First registered in Chelmsford in 2001.
What is the mileage of EF51 NSN?
The last recorded mileage for EF51 NSN was 179,769 miles, recorded on 24 Jan 2019 during its most recent MOT test.
Has EF51 NSN passed its MOT?
EF51 NSN has had 18 MOT tests with a 56% pass rate (10 passes, 8 failures). It last was tested on 24 Jan 2019.
Is EF51 NSN ULEZ compliant?
Based on its fuel type and registration year, EF51 NSN is likely not ULEZ compliant. As a diesel vehicle registered in 2001, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is EF51 NSN?
EF51 NSN is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.