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 14 MOT tests on record, passing 11 and failing 3 (79% pass rate). It has 200,353 miles on the clock, averaging 11,131 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 BN51 CSO
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 | 200,353 miles |
| Reading date | |
| Miles last year | 1 |
| Average per year | 11,131 |
| Mileage consistency | Consistent |
Check BN51 CSO
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 14 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 | BN51 CSO |
| Make | Ford |
| Model | Focus |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1753cc |
| Year | 2001 |
| First registered | |
| Area code | BN — Birmingham, Birmingham |
| Age identifier | 51 — September 2001 to February 2002 |
More BN51 C plates
Browse all BN51 C registrations from Birmingham.
About BN51 CSO
What car is BN51 CSO?
BN51 CSO is a blue Ford Focus, diesel (1753cc). First registered in Birmingham in 2001.
What is the mileage of BN51 CSO?
The last recorded mileage for BN51 CSO was 200,353 miles, recorded on 24 Apr 2017 during its most recent MOT test.
Has BN51 CSO passed its MOT?
BN51 CSO has had 14 MOT tests with a 79% pass rate (11 passes, 3 failures). It last passed on 24 Apr 2017.
Is BN51 CSO ULEZ compliant?
Based on its fuel type and registration year, BN51 CSO 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 BN51 CSO?
BN51 CSO is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.