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 13 MOT tests on record, passing 9 and failing 4 (69% pass rate). It has 172,411 miles on the clock, averaging 9,930 miles per year, above 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 BT51 USN
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Above average| Latest reading | 172,411 miles |
| Reading date | |
| Miles last year | 3 |
| Average per year | 9,930 |
| Mileage consistency | Variable |
Check BT51 USN
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- Warranty work logged
Full MOT Test History 13 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
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Vehicle Details
| Registration | BT51 USN |
| Make | Ford |
| Model | Focus |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1753cc |
| Year | 2001 |
| First registered | |
| Area code | BT — Birmingham, Birmingham |
| Age identifier | 51 — September 2001 to February 2002 |
More BT51 U plates
Browse all BT51 U registrations from Birmingham.
About BT51 USN
What car is BT51 USN?
BT51 USN is a blue Ford Focus, diesel (1753cc). First registered in Birmingham in 2001.
What is the mileage of BT51 USN?
The last recorded mileage for BT51 USN was 172,411 miles, recorded on 3 Feb 2014 during its most recent MOT test.
Has BT51 USN passed its MOT?
BT51 USN has had 13 MOT tests with a 69% pass rate (9 passes, 4 failures). It last passed on 3 Feb 2014.
Is BT51 USN ULEZ compliant?
Based on its fuel type and registration year, BT51 USN 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 BT51 USN?
BT51 USN is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.