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 Bmw Z4 Petrol 2979cc has had 25 MOT tests on record, passing 18 and failing 7 (72% pass rate). It has 144,036 miles on the clock, averaging 6,672 miles per year, below the UK average of 7,400.
MOT & Mileage History for RJ04 BYK
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 | 144,036 miles |
| Reading date | |
| Miles last year | 6,709 |
| Average per year | 6,672 |
| Mileage consistency | Variable |
Check RJ04 BYK
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- Plate & colour change history
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- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 25 tests on record
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Vehicle Details
| Registration | RJ04 BYK |
| Make | Bmw |
| Model | Z4 |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 2979cc |
| Year | 2004 |
| First registered | |
| Area code | RJ — Reading, Reading |
| Age identifier | 04 — March 2004 to August 2004 |
More RJ04 B plates
Browse all RJ04 B registrations from Reading.
About RJ04 BYK
What car is RJ04 BYK?
RJ04 BYK is an red Bmw Z4, petrol (2979cc). First registered in Reading in 2004.
What is the mileage of RJ04 BYK?
The last recorded mileage for RJ04 BYK was 144,036 miles, recorded on 24 Jul 2024 during its most recent MOT test.
Has RJ04 BYK passed its MOT?
RJ04 BYK has had 25 MOT tests with a 72% pass rate (18 passes, 7 failures). It last passed on 24 Jul 2024.
Is RJ04 BYK ULEZ compliant?
Based on its fuel type and registration year, RJ04 BYK is likely not ULEZ compliant. As a petrol vehicle registered in 2004, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is RJ04 BYK?
RJ04 BYK is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.