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 Audi A3 Petrol 3189cc has had 15 MOT tests on record, passing 13 and failing 2 (87% pass rate). It has 103,016 miles on the clock, averaging 6,876 miles per year, below the UK average of 7,400. The 3.2 V6 engine is known for 1. serpentine belt tensioner failure and 2. increased oil consumption (high-mileage piston ring wear).
MOT & Mileage History for YD04 BYZ
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 | 103,016 miles |
| Reading date | |
| Miles last year | 3,451 |
| Average per year | 6,876 |
| Mileage consistency | Consistent |
Check YD04 BYZ
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- Warranty work logged
Full MOT Test History 15 tests on record
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Reported issues for this Audi A3
These are the most commonly reported problems on Audi A3 models (2003–2012), based on owner reports and workshop data across the UK.
1. Serpentine Belt Tensioner Failure
The tensioner fails prematurely, leading to belt slip or complete belt loss.[1]
2. Increased Oil Consumption (High-Mileage Piston Ring Wear)
Worn piston rings allow oil to pass into the combustion chamber, increasing oil consumption dramatically.[2]
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | YD04 BYZ |
| Make | Audi |
| Model | A3 |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 3189cc |
| Year | 2004 |
| First registered | |
| Area code | YD — Leeds, Yorkshire |
| Age identifier | 04 — March 2004 to August 2004 |
More YD04 B plates
Browse all YD04 B registrations from Leeds.
About YD04 BYZ
What car is YD04 BYZ?
YD04 BYZ is a silver Audi A3, petrol (3189cc). First registered in Leeds in 2004.
What is the mileage of YD04 BYZ?
The last recorded mileage for YD04 BYZ was 103,016 miles, recorded on 8 May 2018 during its most recent MOT test.
Has YD04 BYZ passed its MOT?
YD04 BYZ has had 15 MOT tests with an 87% pass rate (13 passes, 2 failures). It last passed on 8 May 2018.
Is YD04 BYZ ULEZ compliant?
Based on its fuel type and registration year, YD04 BYZ 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 YD04 BYZ?
YD04 BYZ is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.