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 Vauxhall Astra Petrol 1598cc has had 12 MOT tests on record, passing 7 and failing 5 (58% pass rate). It has 103,377 miles on the clock, averaging 5,261 miles per year, below the UK average of 7,400. Common Vauxhall Astra issues include central locking door mechanism and passenger compartment wiring connectors.
MOT & Mileage History for SD51 ONJ
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 | 103,377 miles |
| Reading date | |
| Average per year | 5,261 |
| Mileage consistency | Variable |
Check SD51 ONJ
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Full MOT Test History 12 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 | SD51 ONJ |
| Make | Vauxhall |
| Model | Astra |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1598cc |
| Year | 2001 |
| First registered | |
| Area code | SD — Glasgow, Scotland |
| Age identifier | 51 — September 2001 to February 2002 |
More SD51 O plates
Browse all SD51 O registrations from Glasgow.
About SD51 ONJ
What car is SD51 ONJ?
SD51 ONJ is an black Vauxhall Astra, petrol (1598cc). First registered in Glasgow in 2001.
What is the mileage of SD51 ONJ?
The last recorded mileage for SD51 ONJ was 103,377 miles, recorded on 13 Sep 2013 during its most recent MOT test.
Has SD51 ONJ passed its MOT?
SD51 ONJ has had 12 MOT tests with a 58% pass rate (7 passes, 5 failures). It last passed on 13 Sep 2013.
Is SD51 ONJ ULEZ compliant?
Based on its fuel type and registration year, SD51 ONJ is likely not ULEZ compliant. As a petrol vehicle registered in 2001, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is SD51 ONJ?
SD51 ONJ is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.