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 Bmw 3 Series Petrol 1998cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 40,797 miles on the clock, averaging 4,872 miles per year, well below the UK average of 7,400. The 320i engine is known for 1. coolant system failures (multiple components) and 2. valve cover gasket leaks.
MOT & Mileage History for HV71 NNP
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
Low mileage| Latest reading | 40,797 miles |
| Reading date | |
| Miles last year | 5,445 |
| Average per year | 4,872 |
| Mileage consistency | Consistent |
Check HV71 NNP
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Full MOT Test History 4 tests on record
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Reported issues for this Bmw 3 Series
These are the most commonly reported problems on Bmw 3 Series models (2019–2024), based on owner reports and workshop data across the UK.
1. Coolant System Failures (Multiple Components)
The B48 uses a **mechanical water pump with a plastic impeller prone to cracking**, leading to reduced coolant circulation. The **thermostat housing is also plastic and prone to cracking from heat stress**. Hoses become brittle, radiators leak, and the turbo coolant return line develops leaks. These failures cascade—if the engine can't cool itself, oil and turbo temperatures rise, accelerating other failures.[1][2]
2. Valve Cover Gasket Leaks
The valve cover gasket deteriorates and begins to weep oil, typically as a result of heat cycling and age rather than a design flaw.[1][2]
Common faults, what to check, and what to pay
Explore more about the Bmw 3 Series
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Vehicle Details
| Registration | HV71 NNP |
| Make | Bmw |
| Model | 3 Series |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2021 |
| First registered | |
| Area code | HV — Portsmouth, Hampshire and Dorset |
| Age identifier | 71 — September 2021 to February 2022 |
More HV71 N plates
Browse all HV71 N registrations from Portsmouth.
About HV71 NNP
What car is HV71 NNP?
HV71 NNP is an blue Bmw 3 Series, petrol (1998cc). First registered in Portsmouth in 2021.
What is the mileage of HV71 NNP?
The last recorded mileage for HV71 NNP was 40,797 miles, recorded on 26 Feb 2026 during its most recent MOT test.
Has HV71 NNP passed its MOT?
HV71 NNP has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 26 Feb 2026.
Is HV71 NNP ULEZ compliant?
Based on its fuel type and registration year, HV71 NNP 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 HV71 NNP?
HV71 NNP is approximately 5 years old. Age identifier 71 means registered between 1 September 2021 and 28 February 2022.