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 2020 Skoda Fabia Petrol 999cc has had 5 MOT tests on record, passing 4 and failing once (80% pass rate). It has 44,553 miles on the clock, averaging 11,347 miles per year, above the UK average of 7,400. The 1.0 TSI engine is known for 1. carbon buildup on intake valves and 2. turbocharger actuator/wastegate linkage failure. Common Skoda Fabia issues include electric window switches and mechanisms and infotainment system (bolero unit).
MOT & Mileage History for SL20 ULX
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
Above average| Latest reading | 44,553 miles |
| Reading date | |
| Miles last year | 16,037 |
| Average per year | 11,347 |
| Mileage consistency | Variable |
Check SL20 ULX
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- Service interval analysis
- Warranty work logged
Full MOT Test History 5 tests on record
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Reported issues for this Skoda Fabia
These are the most commonly reported problems on Skoda Fabia models (2014–2021), based on owner reports and workshop data across the UK.
Electric window switches and mechanisms
Window switches corrode from water ingress (rain splashes when windows open), causing intermittent failure; window motors or regulators also wear prematurely. · Typical repair: £150-£300 (switch replacement £100-£150 parts/labour; full regulator £200-£300 at indie garage).
Infotainment system (Bolero unit)
Software glitches, overheating, or water/corrosion damage to connections lead to freezing, blackouts, or total failure. · Typical repair: £200-£500 (software update/diagnostic £100-£200; full unit replacement £400-£500).
Instrument cluster wiring
Faulty wiring harness in the cluster corrodes or chafes, causing intermittent power loss. · Typical repair: £250-£450 (rewire/diagnostic £200-£300; cluster repair £300-£450).
Rear door seals
Rubber seals degrade or misalign, allowing water leaks into rear footwells. · Typical repair: £100-£250 (seal replacement both sides £80-£150 parts/labour).
1. Carbon Buildup on Intake Valves
Direct-injection petrol engines like the CHZB lack fuel spray across the intake valves during the induction stroke. Without this natural cleaning action, carbon deposits accumulate on the valve stems and seats, restricting airflow.[2]
2. Turbocharger Actuator/Wastegate Linkage Failure
The actuator linkage connecting the wastegate solenoid to the wastegate valve becomes faulty or loose, causing loss of boost control. Many repair shops misdiagnose this as full turbocharger failure and recommend a costly replacement (€1,000+) when only the actuator arm needs repair (€150).[3]
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Vehicle Details
| Registration | SL20 ULX |
| Make | Skoda |
| Model | Fabia |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2020 |
| First registered | |
| Area code | SL — Edinburgh, Scotland |
| Age identifier | 20 — March 2020 to August 2020 |
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About SL20 ULX
What car is SL20 ULX?
SL20 ULX is an grey Skoda Fabia, petrol (999cc). First registered in Edinburgh in 2020.
What is the mileage of SL20 ULX?
The last recorded mileage for SL20 ULX was 44,553 miles, recorded on 16 Jul 2026 during its most recent MOT test.
Has SL20 ULX passed its MOT?
SL20 ULX has had 5 MOT tests with an 80% pass rate (4 passes, 1 failure). It last passed on 16 Jul 2026.
Is SL20 ULX ULEZ compliant?
Based on its fuel type and registration year, SL20 ULX 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 SL20 ULX?
SL20 ULX is approximately 6 years old. Age identifier 20 means registered between 1 March 2020 and 31 August 2020.