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 2002 Ford Focus Diesel 1753cc has had 8 MOT tests on record, passing 5 and failing 3 (63% pass rate). It has 146,458 miles on the clock, averaging 14,544 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 DF51 BYR
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
Above average| Latest reading | 146,458 miles |
| Reading date | |
| Miles last year | 11,331 |
| Average per year | 14,544 |
| Mileage consistency | Consistent |
Check DF51 BYR
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- Service interval analysis
- Warranty work logged
Full MOT Test History 8 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 | DF51 BYR |
| Make | Ford |
| Model | Focus |
| Colour | Maroon |
| Fuel type | Diesel |
| Engine | 1753cc |
| Year | 2002 |
| First registered | |
| Area code | DF — Chester, Deeside to Shrewsbury |
| Age identifier | 51 — September 2001 to February 2002 |
More DF51 B plates
Browse all DF51 B registrations from Chester.
About DF51 BYR
What car is DF51 BYR?
DF51 BYR is a maroon Ford Focus, diesel (1753cc). First registered in Chester in 2002.
What is the mileage of DF51 BYR?
The last recorded mileage for DF51 BYR was 146,458 miles, recorded on 19 Jan 2012 during its most recent MOT test.
Has DF51 BYR passed its MOT?
DF51 BYR has had 8 MOT tests with a 63% pass rate (5 passes, 3 failures). It last passed on 19 Jan 2012.
Is DF51 BYR ULEZ compliant?
Based on its fuel type and registration year, DF51 BYR is likely not ULEZ compliant. As a diesel vehicle registered in 2002, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is DF51 BYR?
DF51 BYR is approximately 24 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.