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.
Check MM71 ZNN
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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
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Vehicle Details
| Registration | MM71 ZNN |
| Make | Volkswagen |
| Model | Polo |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2022 |
| First registered | |
| Area code | MM — Manchester, Manchester and Merseyside |
| Age identifier | 71 — September 2021 to February 2022 |
More MM71 Z plates
Browse all MM71 Z registrations from Manchester.
About MM71 ZNN
What car is MM71 ZNN?
MM71 ZNN is an blue Volkswagen Polo, petrol (999cc). First registered in Manchester in 2022.
Is MM71 ZNN ULEZ compliant?
Based on its fuel type and registration year, MM71 ZNN 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 MM71 ZNN?
MM71 ZNN is approximately 4 years old. Age identifier 71 means registered between 1 September 2021 and 28 February 2022.