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 2021 Skoda Fabia Petrol 999cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 46,384 miles on the clock, averaging 8,490 miles per year, around 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 YC21 BUL
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 | 46,384 miles |
| Reading date | |
| Miles last year | 1 |
| Average per year | 8,490 |
| Mileage consistency | Consistent |
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Full MOT Test History 4 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 | YC21 BUL |
| Make | Skoda |
| Model | Fabia |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | YC — Leeds, Yorkshire |
| Age identifier | 21 — March 2021 to August 2021 |
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About YC21 BUL
What car is YC21 BUL?
YC21 BUL is a grey Skoda Fabia, petrol (999cc). First registered in Leeds in 2021.
What is the mileage of YC21 BUL?
The last recorded mileage for YC21 BUL was 46,384 miles, recorded on 10 Jul 2026 during its most recent MOT test.
Has YC21 BUL passed its MOT?
YC21 BUL has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 10 Jul 2026.
Is YC21 BUL ULEZ compliant?
Based on its fuel type and registration year, YC21 BUL 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 YC21 BUL?
YC21 BUL is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.