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 2004 Ford Focus Diesel 1753cc has had 10 MOT tests on record, passing 9 and failing once (90% pass rate). It has 131,380 miles on the clock, averaging 8,959 miles per year, around 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 DG04 BYF
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
About average| Latest reading | 131,380 miles |
| Reading date | |
| Miles last year | 10,492 |
| Average per year | 8,959 |
| Mileage consistency | Variable |
Check DG04 BYF
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 10 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 | DG04 BYF |
| Make | Ford |
| Model | Focus |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1753cc |
| Year | 2004 |
| First registered | |
| Area code | DG — Chester, Deeside to Shrewsbury |
| Age identifier | 04 — March 2004 to August 2004 |
More DG04 B plates
Browse all DG04 B registrations from Chester.
About DG04 BYF
What car is DG04 BYF?
DG04 BYF is a silver Ford Focus, diesel (1753cc). First registered in Chester in 2004.
What is the mileage of DG04 BYF?
The last recorded mileage for DG04 BYF was 131,380 miles, recorded on 26 Nov 2015 during its most recent MOT test.
Has DG04 BYF passed its MOT?
DG04 BYF has had 10 MOT tests with an 90% pass rate (9 passes, 1 failure). It last passed on 26 Nov 2015.
Is DG04 BYF ULEZ compliant?
Based on its fuel type and registration year, DG04 BYF is likely not ULEZ compliant. As a diesel vehicle registered in 2004, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is DG04 BYF?
DG04 BYF is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.