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 2014 Seat Leon Diesel 1968cc has had 10 MOT tests on record, passing 9 and failing once (90% pass rate). It has 109,367 miles on the clock, averaging 8,845 miles per year, around the UK average of 7,400. The 2.0 TDI engine is known for crlb and egr valve.
MOT & Mileage History for SG14 ONW
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
About average| Latest reading | 109,367 miles |
| Reading date | |
| Miles last year | 8,113 |
| Average per year | 8,845 |
| Mileage consistency | Variable |
Check SG14 ONW
- 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 10 tests on record
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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.
CRLB
EGR Valve
Clogs quickly with soot/carbon deposits.
Explore more about the Seat Leon
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | SG14 ONW |
| Make | Seat |
| Model | Leon |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1968cc |
| Year | 2014 |
| First registered | |
| Area code | SG — Glasgow, Scotland |
| Age identifier | 14 — March 2014 to August 2014 |
More SG14 O plates
Browse all SG14 O registrations from Glasgow.
About SG14 ONW
What car is SG14 ONW?
SG14 ONW is an blue Seat Leon, diesel (1968cc). First registered in Glasgow in 2014.
What is the mileage of SG14 ONW?
The last recorded mileage for SG14 ONW was 109,367 miles, recorded on 3 Apr 2026 during its most recent MOT test.
Has SG14 ONW passed its MOT?
SG14 ONW has had 10 MOT tests with an 90% pass rate (9 passes, 1 failure). It last passed on 3 Apr 2026.
Is SG14 ONW ULEZ compliant?
Based on its fuel type and registration year, SG14 ONW is likely not ULEZ compliant. As a diesel vehicle registered in 2014, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is SG14 ONW?
SG14 ONW is approximately 12 years old. Age identifier 14 means registered between 1 March 2014 and 31 August 2014.