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 15 MOT tests on record, passing 11 and failing 4 (73% pass rate). It has 122,673 miles on the clock, averaging 7,552 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 KF51 NZJ
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 | 122,673 miles |
| Reading date | |
| Average per year | 7,552 |
| Mileage consistency | Consistent |
Check KF51 NZJ
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- Warranty work logged
Full MOT Test History 15 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 | KF51 NZJ |
| Make | Vauxhall |
| Model | Astra |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 1598cc |
| Year | 2001 |
| First registered | |
| Area code | KF — Northampton, Luton and Northampton |
| Age identifier | 51 — September 2001 to February 2002 |
More KF51 N plates
Browse all KF51 N registrations from Northampton.
About KF51 NZJ
What car is KF51 NZJ?
KF51 NZJ is a red Vauxhall Astra, petrol (1598cc). First registered in Northampton in 2001.
What is the mileage of KF51 NZJ?
The last recorded mileage for KF51 NZJ was 122,673 miles, recorded on 26 Nov 2015 during its most recent MOT test.
Has KF51 NZJ passed its MOT?
KF51 NZJ has had 15 MOT tests with a 73% pass rate (11 passes, 4 failures). It last passed on 26 Nov 2015.
Is KF51 NZJ ULEZ compliant?
Based on its fuel type and registration year, KF51 NZJ 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 KF51 NZJ?
KF51 NZJ is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.