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 2003 Ford Focus Diesel 1753cc has had 20 MOT tests on record, passing 12 and failing 8 (60% pass rate). It has 28,422 miles on the clock at the last MOT. The 1.8 TDdi engine is known for timing belt failure and thermostat housing (plastic flange).
MOT & Mileage History for BT03 UNB
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
| Latest reading | 28,422 miles |
| Reading date | |
| Miles last year | 1,576 |
| Mileage consistency | Variable |
Check BT03 UNB
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- Service interval analysis
- Warranty work logged
Full MOT Test History 20 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 | BT03 UNB |
| Make | Ford |
| Model | Focus |
| Colour | Green |
| Fuel type | Diesel |
| Engine | 1753cc |
| Year | 2003 |
| First registered | |
| Area code | BT — Birmingham, Birmingham |
| Age identifier | 03 — March 2003 to August 2003 |
More BT03 U plates
Browse all BT03 U registrations from Birmingham.
About BT03 UNB
What car is BT03 UNB?
BT03 UNB is a green Ford Focus, diesel (1753cc). First registered in Birmingham in 2003.
What is the mileage of BT03 UNB?
The last recorded mileage for BT03 UNB was 28,422 miles, recorded on 6 Oct 2018 during its most recent MOT test.
Has BT03 UNB passed its MOT?
BT03 UNB has had 20 MOT tests with a 60% pass rate (12 passes, 8 failures). It last was tested on 6 Oct 2018.
Is BT03 UNB ULEZ compliant?
Based on its fuel type and registration year, BT03 UNB is likely not ULEZ compliant. As a diesel vehicle registered in 2003, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is BT03 UNB?
BT03 UNB is approximately 23 years old. Age identifier 03 means registered between 1 March 2003 and 31 August 2003.