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 Vauxhall Astra Diesel 1686cc has had 17 MOT tests on record, passing 9 and failing 8 (53% pass rate). It has 140,690 miles on the clock, averaging 9,659 miles per year, above the UK average of 7,400. Common Vauxhall Astra issues include central locking door mechanism and passenger compartment wiring connectors.
MOT & Mileage History for KG54 UNW
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Above average| Latest reading | 140,690 miles |
| Reading date | |
| Miles last year | 10,555 |
| Average per year | 9,659 |
| Mileage consistency | Variable |
Check KG54 UNW
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- Plate & colour change history
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- Warranty work logged
Full MOT Test History 17 tests on record
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Reported issues for this Vauxhall Astra
These are the most commonly reported problems on Vauxhall Astra models (1998–2009), based on owner reports and workshop data across the UK.
Central locking door mechanism (driver's door microswitches and lock motors)
Microswitches in driver's door wear out, interrupting central locking signal; lock motors seize from dirt/moisture. · Typical repair: £100-250 (switches £20-50, motors £50-100 + labour).
Passenger compartment wiring connectors (transverse harness under carpet, front-rear junction)
Connectors corrode from wet carpets (leaks or spills), causing glitches in electrics/ECUs. · Typical repair: £150-400 (harness section £50-150 + drying/labour; full harness £300+).
Rear brake calipers (seizing/pistons)
Caliper pistons corrode/seize, causing uneven pad wear. · Typical repair: £200-450 per side (caliper £80-150 + discs/pads/labour).
Front suspension wheel bearings (integrated in hubs)
Bearings wear prematurely due to hub design, especially on pothole-heavy UK roads. · Typical repair: £250-500 per side (hub assembly £100-200 + labour/alignment).
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | KG54 UNW |
| Make | Vauxhall |
| Model | Astra |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1686cc |
| Year | 2004 |
| First registered | |
| Area code | KG — Northampton, Luton and Northampton |
| Age identifier | 54 — September 2004 to February 2005 |
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About KG54 UNW
What car is KG54 UNW?
KG54 UNW is a silver Vauxhall Astra, diesel (1686cc). First registered in Northampton in 2004.
What is the mileage of KG54 UNW?
The last recorded mileage for KG54 UNW was 140,690 miles, recorded on 6 Jul 2018 during its most recent MOT test.
Has KG54 UNW passed its MOT?
KG54 UNW has had 17 MOT tests with a 53% pass rate (9 passes, 8 failures). It last was tested on 6 Jul 2018.
Is KG54 UNW ULEZ compliant?
Based on its fuel type and registration year, KG54 UNW is likely not ULEZ compliant. As a diesel vehicle registered in 2004, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KG54 UNW?
KG54 UNW is approximately 22 years old. Age identifier 54 means registered between 1 September 2004 and 28 February 2005.