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 28,052 miles on the clock, averaging 11,693 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 Volkswagen Polo issues include infotainment system glitches and component affected.
MOT & Mileage History for KT21 ABU
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 | 28,052 miles |
| Reading date | |
| Average per year | 11,693 |
| Mileage consistency | Variable |
Check KT21 ABU
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- Warranty work logged
Full MOT Test History 5 tests on record
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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 | KT21 ABU |
| Make | Volkswagen |
| Model | Polo |
| Colour | White |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | KT — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KT21 A plates
Browse all KT21 A registrations from Luton.
About KT21 ABU
What car is KT21 ABU?
KT21 ABU is a white Volkswagen Polo, petrol (999cc). First registered in Luton in 2021.
What is the mileage of KT21 ABU?
The last recorded mileage for KT21 ABU was 28,052 miles, recorded on 7 Oct 2025 during its most recent MOT test.
Has KT21 ABU passed its MOT?
KT21 ABU has had 5 MOT tests with a 60% pass rate (3 passes, 2 failures). It last passed on 7 Oct 2025.
Is KT21 ABU ULEZ compliant?
Based on its fuel type and registration year, KT21 ABU 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 KT21 ABU?
KT21 ABU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.