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 Hyundai Kona Electric has had 8 MOT tests on record, passing 6 and failing 2 (75% pass rate). It has 171,015 miles on the clock, averaging 54,610 miles per year, above the UK average of 7,400. Common Hyundai Kona issues include 1. infotainment system glitches and 2. interior rattles and cheap plastics (door panels, dashboard).
MOT & Mileage History for KM21 BZT
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 | 171,015 miles |
| Reading date | |
| Average per year | 54,610 |
| Mileage consistency | Consistent |
Check KM21 BZT
- 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 8 tests on record
Similar cars to consider
Buyers comparing the Hyundai Kona often also look at these models. Check their MOT history and reliability before deciding:
Reported issues for this Hyundai Kona
These are the most commonly reported problems on Hyundai Kona models (2017–2022), based on owner reports and workshop data across the UK.
1. Infotainment system glitches (8" or 10.25" touchscreen post-facelift)
Screen freezes, lags, or reboots randomly; Apple CarPlay/Android Auto disconnects frequently; navigation or radio locks up for seconds. · Typical repair: £50-£150 for dealer software update; £300-£600 for screen replacement if hardware fault (indie garage).
2. Interior rattles and cheap plastics (door panels, dashboard)
Hard plastics in lower/mid trims creak or rattle; clips loosen over time. · Typical repair: £100-£250 to refit clips + felt tape (DIY-friendly); £400+ for full panel refresh.
3. Airbag control unit software fault
ECU misreads crash signals, potentially delaying airbag deployment. · Typical repair: Free under recall; £200-£400 if out-of-warranty software flash.
4. Excessive road/tire noise (sound insulation)
Thin insulation lets in wind/road noise; pre-facelift worst. · Typical repair: £200-£500 for aftermarket sound deadening mats in doors/wheel wells.
Explore more about the Hyundai Kona
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | KM21 BZT |
| Make | Hyundai |
| Model | Kona |
| Colour | Grey |
| Fuel type | Electric |
| Year | 2021 |
| First registered | |
| Area code | KM — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KM21 B plates
Browse all KM21 B registrations from Luton.
About KM21 BZT
What car is KM21 BZT?
KM21 BZT is a grey Hyundai Kona, electric. First registered in Luton in 2021.
What is the mileage of KM21 BZT?
The last recorded mileage for KM21 BZT was 171,015 miles, recorded on 1 Jul 2026 during its most recent MOT test.
Has KM21 BZT passed its MOT?
KM21 BZT has had 8 MOT tests with a 75% pass rate (6 passes, 2 failures). It last passed on 1 Jul 2026.
Is KM21 BZT ULEZ compliant?
Based on its fuel type and registration year, KM21 BZT is likely ULEZ compliant. Electric — exempt. This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is KM21 BZT?
KM21 BZT is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.