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 16 MOT tests on record, passing 11 and failing 5 (69% pass rate). It has 144,702 miles on the clock, averaging 6,522 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 CU52 JBY
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 | 144,702 miles |
| Reading date | |
| Miles last year | 5,055 |
| Average per year | 6,522 |
| Mileage consistency | Consistent |
Check CU52 JBY
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 16 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 | CU52 JBY |
| Make | Ford |
| Model | Focus |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1753cc |
| Year | 2003 |
| First registered | |
| Area code | CU — Swansea, Cymru (Wales) |
| Age identifier | 52 — September 2002 to February 2003 |
More CU52 J plates
Browse all CU52 J registrations from Swansea.
About CU52 JBY
What car is CU52 JBY?
CU52 JBY is a grey Ford Focus, diesel (1753cc). First registered in Swansea in 2003.
What is the mileage of CU52 JBY?
The last recorded mileage for CU52 JBY was 144,702 miles, recorded on 28 Feb 2018 during its most recent MOT test.
Has CU52 JBY passed its MOT?
CU52 JBY has had 16 MOT tests with a 69% pass rate (11 passes, 5 failures). It last passed on 28 Feb 2018.
Is CU52 JBY ULEZ compliant?
Based on its fuel type and registration year, CU52 JBY 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 CU52 JBY?
CU52 JBY is approximately 23 years old. Age identifier 52 means registered between 1 September 2002 and 28 February 2003.