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 Diesel 1686cc has had 14 MOT tests on record, passing 11 and failing 3 (79% pass rate). It has 217,826 miles on the clock, averaging 7,500 miles per year, around the UK average of 7,400. Common Vauxhall Astra issues include central locking door mechanism and passenger compartment wiring connectors.
MOT & Mileage History for BT51 KJZ
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
About average| Latest reading | 217,826 miles |
| Reading date | |
| Miles last year | 5,248 |
| Average per year | 7,500 |
| Mileage consistency | Variable |
Check BT51 KJZ
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- Warranty work logged
Full MOT Test History 14 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 | BT51 KJZ |
| Make | Vauxhall |
| Model | Astra |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1686cc |
| Year | 2001 |
| First registered | |
| Area code | BT — Birmingham, Birmingham |
| Age identifier | 51 — September 2001 to February 2002 |
More BT51 K plates
Browse all BT51 K registrations from Birmingham.
About BT51 KJZ
What car is BT51 KJZ?
BT51 KJZ is a blue Vauxhall Astra, diesel (1686cc). First registered in Birmingham in 2001.
What is the mileage of BT51 KJZ?
The last recorded mileage for BT51 KJZ was 217,826 miles, recorded on 16 Feb 2018 during its most recent MOT test.
Has BT51 KJZ passed its MOT?
BT51 KJZ has had 14 MOT tests with a 79% pass rate (11 passes, 3 failures). It last was tested on 16 Feb 2018.
Is BT51 KJZ ULEZ compliant?
Based on its fuel type and registration year, BT51 KJZ is likely not ULEZ compliant. As a diesel vehicle registered in 2001, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is BT51 KJZ?
BT51 KJZ is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.