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 2003 Vauxhall Astra Diesel 1686cc has had 22 MOT tests on record, passing 15 and failing 7 (68% pass rate). It has 171,309 miles on the clock, averaging 10,014 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 SD53 THZ
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 | 171,309 miles |
| Reading date | |
| Miles last year | 13,382 |
| Average per year | 10,014 |
| Mileage consistency | Variable |
Check SD53 THZ
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- Warranty work logged
Full MOT Test History 22 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 | SD53 THZ |
| Make | Vauxhall |
| Model | Astra |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1686cc |
| Year | 2003 |
| First registered | |
| Area code | SD — Glasgow, Scotland |
| Age identifier | 53 — September 2003 to February 2004 |
More SD53 T plates
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About SD53 THZ
What car is SD53 THZ?
SD53 THZ is an silver Vauxhall Astra, diesel (1686cc). First registered in Glasgow in 2003.
What is the mileage of SD53 THZ?
The last recorded mileage for SD53 THZ was 171,309 miles, recorded on 4 Jan 2021 during its most recent MOT test.
Has SD53 THZ passed its MOT?
SD53 THZ has had 22 MOT tests with a 68% pass rate (15 passes, 7 failures). It last passed on 4 Jan 2021.
Is SD53 THZ ULEZ compliant?
Based on its fuel type and registration year, SD53 THZ is likely not ULEZ compliant. As a diesel vehicle registered in 2003, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is SD53 THZ?
SD53 THZ is approximately 23 years old. Age identifier 53 means registered between 1 September 2003 and 28 February 2004.