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 2006 Vauxhall Astra Petrol 1796cc has had 20 MOT tests on record, passing 16 and failing 4 (80% pass rate). It has 135,090 miles on the clock, averaging 7,054 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 KJ56 BTX
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
Below average| Latest reading | 135,090 miles |
| Reading date | |
| Miles last year | 3,809 |
| Average per year | 7,054 |
| Mileage consistency | Variable |
Check KJ56 BTX
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- Warranty work logged
Full MOT Test History 20 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 | KJ56 BTX |
| Make | Vauxhall |
| Model | Astra |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1796cc |
| Year | 2006 |
| First registered | |
| Area code | KJ — Northampton, Luton and Northampton |
| Age identifier | 56 — September 2006 to February 2007 |
More KJ56 B plates
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About KJ56 BTX
What car is KJ56 BTX?
KJ56 BTX is a black Vauxhall Astra, petrol (1796cc). First registered in Northampton in 2006.
What is the mileage of KJ56 BTX?
The last recorded mileage for KJ56 BTX was 135,090 miles, recorded on 13 Mar 2025 during its most recent MOT test.
Has KJ56 BTX passed its MOT?
KJ56 BTX has had 20 MOT tests with an 80% pass rate (16 passes, 4 failures). It last passed on 13 Mar 2025.
Is KJ56 BTX ULEZ compliant?
Based on its fuel type and registration year, KJ56 BTX is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is KJ56 BTX?
KJ56 BTX is approximately 20 years old. Age identifier 56 means registered between 1 September 2006 and 28 February 2007.