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 2005 Volkswagen Polo Diesel 1422cc has had 20 MOT tests on record, passing 13 and failing 7 (65% pass rate). It has 129,505 miles on the clock, averaging 6,680 miles per year, below the UK average of 7,400. The 1.4 TDI engine is known for 1. oil pump chain & balance shaft chain wear / failure and 2. injector unit (pd pump–dooer) wear & electrical failure. Common Volkswagen Polo issues include engine-specific faults and brake pad and disc wear:.
MOT & Mileage History for KN05 GJZ
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 | 129,505 miles |
| Reading date | |
| Average per year | 6,680 |
| Mileage consistency | Variable |
Check KN05 GJZ
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- Warranty work logged
Full MOT Test History 20 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 (2002–2009), based on owner reports and workshop data across the UK.
Engine-specific faults
Brake pad and disc wear:
Tyre wear and replacement:
Spark plug replacement:
1. Oil Pump Chain & Balance Shaft Chain Wear / Failure
The chain driving the oil pump and balance shaft (where fitted) is undersized for the loads imposed by the three-cylinder engine's unbalanced firing impulses. Early models are particularly vulnerable; chain tensioner wear allows excessive slack, leading to chain stretch, skip, or catastrophic failure[1].
2. Injector Unit (PD Pump–Dooer) Wear & Electrical Failure
Worn plunger seals allow diesel and engine oil to mix; electrical spools fail (sticking or electrical contact wear). These are high-wear components under the extreme pressures of the PD system[1].
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 | KN05 GJZ |
| Make | Volkswagen |
| Model | Polo |
| Colour | Black |
| Fuel type | Diesel |
| Engine | 1422cc |
| Year | 2005 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 05 — March 2005 to August 2005 |
More KN05 G plates
Browse all KN05 G registrations from Luton.
About KN05 GJZ
What car is KN05 GJZ?
KN05 GJZ is a black Volkswagen Polo, diesel (1422cc). First registered in Luton in 2005.
What is the mileage of KN05 GJZ?
The last recorded mileage for KN05 GJZ was 129,505 miles, recorded on 13 Jan 2022 during its most recent MOT test.
Has KN05 GJZ passed its MOT?
KN05 GJZ has had 20 MOT tests with a 65% pass rate (13 passes, 7 failures). It last passed on 13 Jan 2022.
Is KN05 GJZ ULEZ compliant?
Based on its fuel type and registration year, KN05 GJZ is likely not ULEZ compliant. As a diesel vehicle registered in 2005, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KN05 GJZ?
KN05 GJZ is approximately 21 years old. Age identifier 05 means registered between 1 March 2005 and 31 August 2005.