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 13 and failing 4 (76% pass rate). It has 184,426 miles on the clock, averaging 12,192 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 PX04 MZZ
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 | 184,426 miles |
| Reading date | |
| Average per year | 12,192 |
| Mileage consistency | Variable |
Check PX04 MZZ
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Full MOT Test History 17 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 | PX04 MZZ |
| Make | Volkswagen |
| Model | Polo |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1422cc |
| Year | 2004 |
| First registered | |
| Area code | PX — Carlisle, Preston |
| Age identifier | 04 — March 2004 to August 2004 |
More PX04 M plates
Browse all PX04 M registrations from Carlisle.
About PX04 MZZ
What car is PX04 MZZ?
PX04 MZZ is a silver Volkswagen Polo, diesel (1422cc). First registered in Carlisle in 2004.
What is the mileage of PX04 MZZ?
The last recorded mileage for PX04 MZZ was 184,426 miles, recorded on 22 Jan 2019 during its most recent MOT test.
Has PX04 MZZ passed its MOT?
PX04 MZZ has had 17 MOT tests with a 76% pass rate (13 passes, 4 failures). It last passed on 22 Jan 2019.
Is PX04 MZZ ULEZ compliant?
Based on its fuel type and registration year, PX04 MZZ 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 PX04 MZZ?
PX04 MZZ is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.