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 2018 Seat Leon Petrol 1395cc has had 8 MOT tests on record, passing 6 and failing 2 (75% pass rate). It has 104,950 miles on the clock, averaging 13,520 miles per year, above the UK average of 7,400. The 1.4 TSI engine is known for cxsa and wastegate actuator rod.
MOT & Mileage History for AJ18 ONM
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 | 104,950 miles |
| Reading date | |
| Miles last year | 15,199 |
| Average per year | 13,520 |
| Mileage consistency | Consistent |
Check AJ18 ONM
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 8 tests on record
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Buyers comparing the Seat Leon often also look at these models. Check their MOT history and reliability before deciding:
Reported issues for this Seat Leon
These are the most commonly reported problems on Seat Leon models (2012–2020), based on owner reports and workshop data across the UK.
CXSA
Wastegate actuator rod (electric actuator on turbocharger)
Explore more about the Seat Leon
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | AJ18 ONM |
| Make | Seat |
| Model | Leon |
| Colour | Purple |
| Fuel type | Petrol |
| Engine | 1395cc |
| Year | 2018 |
| First registered | |
| Area code | AJ — Peterborough, Anglia |
| Age identifier | 18 — March 2018 to August 2018 |
More AJ18 O plates
Browse all AJ18 O registrations from Peterborough.
About AJ18 ONM
What car is AJ18 ONM?
AJ18 ONM is an purple Seat Leon, petrol (1395cc). First registered in Peterborough in 2018.
What is the mileage of AJ18 ONM?
The last recorded mileage for AJ18 ONM was 104,950 miles, recorded on 30 Jul 2026 during its most recent MOT test.
Has AJ18 ONM passed its MOT?
AJ18 ONM has had 8 MOT tests with a 75% pass rate (6 passes, 2 failures). It last passed on 30 Jul 2026.
Is AJ18 ONM ULEZ compliant?
Based on its fuel type and registration year, AJ18 ONM 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 AJ18 ONM?
AJ18 ONM is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.