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 2004 Volkswagen Polo Diesel 1422cc has had 17 MOT tests on record, passing 11 and failing 6 (65% pass rate). It has 134,797 miles on the clock, averaging 9,281 miles per year, above 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 KW04 XTZ
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Above average| Latest reading | 134,797 miles |
| Reading date | |
| Miles last year | 3,986 |
| Average per year | 9,281 |
| Mileage consistency | Variable |
Check KW04 XTZ
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Full MOT Test History 17 tests on record
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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 | KW04 XTZ |
| Make | Volkswagen |
| Model | Polo |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1422cc |
| Year | 2004 |
| First registered | |
| Area code | KW — Luton, Luton and Northampton |
| Age identifier | 04 — March 2004 to August 2004 |
More KW04 X plates
Browse all KW04 X registrations from Luton.
About KW04 XTZ
What car is KW04 XTZ?
KW04 XTZ is a blue Volkswagen Polo, diesel (1422cc). First registered in Luton in 2004.
What is the mileage of KW04 XTZ?
The last recorded mileage for KW04 XTZ was 134,797 miles, recorded on 30 Jan 2018 during its most recent MOT test.
Has KW04 XTZ passed its MOT?
KW04 XTZ has had 17 MOT tests with a 65% pass rate (11 passes, 6 failures). It last was tested on 30 Jan 2018.
Is KW04 XTZ ULEZ compliant?
Based on its fuel type and registration year, KW04 XTZ is likely not ULEZ compliant. As a diesel vehicle registered in 2004, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KW04 XTZ?
KW04 XTZ is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.