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 Volkswagen Polo Petrol 999cc has had 5 MOT tests on record, passing 3 and failing 2 (60% pass rate). It has 28,278 miles on the clock, averaging 5,172 miles per year, below 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 Volkswagen Polo issues include infotainment system glitches and component affected.
MOT & Mileage History for YK21 JCA
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
Below average| Latest reading | 28,278 miles |
| Reading date | |
| Average per year | 5,172 |
| Mileage consistency | Consistent |
Check YK21 JCA
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 5 tests on record
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Buyers comparing the Volkswagen Polo often also look at these models. Check their MOT history and reliability before deciding:
Reported issues for this Volkswagen Polo
These are the most commonly reported problems on Volkswagen Polo models (2017–2024), based on owner reports and workshop data across the UK.
Infotainment System Glitches
Component affected
What goes wrong
Symptoms
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]
Common faults, what to check, and what to pay
Explore more about the Volkswagen Polo
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | YK21 JCA |
| Make | Volkswagen |
| Model | Polo |
| Colour | White |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | YK — Leeds, Yorkshire |
| Age identifier | 21 — March 2021 to August 2021 |
More YK21 J plates
Browse all YK21 J registrations from Leeds.
About YK21 JCA
What car is YK21 JCA?
YK21 JCA is a white Volkswagen Polo, petrol (999cc). First registered in Leeds in 2021.
What is the mileage of YK21 JCA?
The last recorded mileage for YK21 JCA was 28,278 miles, recorded on 18 Jun 2026 during its most recent MOT test.
Has YK21 JCA passed its MOT?
YK21 JCA has had 5 MOT tests with a 60% pass rate (3 passes, 2 failures). It last passed on 18 Jun 2026.
Is YK21 JCA ULEZ compliant?
Based on its fuel type and registration year, YK21 JCA 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 YK21 JCA?
YK21 JCA is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.