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 Citroen Relay Diesel 1905cc has had 15 MOT tests on record, passing 10 and failing 5 (67% pass rate). It has 91,513 miles on the clock, averaging 3,948 miles per year, well below the UK average of 7,400.
MOT & Mileage History for BT51 TNN
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
Low mileage| Latest reading | 91,513 miles |
| Reading date | |
| Miles last year | 1,380 |
| Average per year | 3,948 |
| Mileage consistency | Variable |
Check BT51 TNN
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Full MOT Test History 15 tests on record
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Vehicle Details
| Registration | BT51 TNN |
| Make | Citroen |
| Model | Relay |
| Colour | White |
| Fuel type | Diesel |
| Engine | 1905cc |
| Year | 2001 |
| First registered | |
| Area code | BT — Birmingham, Birmingham |
| Age identifier | 51 — September 2001 to February 2002 |
More BT51 T plates
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About BT51 TNN
What car is BT51 TNN?
BT51 TNN is a white Citroen Relay, diesel (1905cc). First registered in Birmingham in 2001.
What is the mileage of BT51 TNN?
The last recorded mileage for BT51 TNN was 91,513 miles, recorded on 30 Dec 2015 during its most recent MOT test.
Has BT51 TNN passed its MOT?
BT51 TNN has had 15 MOT tests with a 67% pass rate (10 passes, 5 failures). It last was tested on 30 Dec 2015.
Is BT51 TNN ULEZ compliant?
Based on its fuel type and registration year, BT51 TNN 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 BT51 TNN?
BT51 TNN is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.