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 15 MOT tests on record, passing 10 and failing 5 (67% pass rate). It has 150,204 miles on the clock, averaging 8,686 miles per year, around 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 RK04 XXW
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
About average| Latest reading | 150,204 miles |
| Reading date | |
| Miles last year | 2 |
| Average per year | 8,686 |
| Mileage consistency | Variable |
Check RK04 XXW
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- Warranty work logged
Full MOT Test History 15 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 | RK04 XXW |
| Make | Volkswagen |
| Model | Polo |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1422cc |
| Year | 2004 |
| First registered | |
| Area code | RK — Reading, Reading |
| Age identifier | 04 — March 2004 to August 2004 |
More RK04 X plates
Browse all RK04 X registrations from Reading.
About RK04 XXW
What car is RK04 XXW?
RK04 XXW is an blue Volkswagen Polo, diesel (1422cc). First registered in Reading in 2004.
What is the mileage of RK04 XXW?
The last recorded mileage for RK04 XXW was 150,204 miles, recorded on 19 Apr 2017 during its most recent MOT test.
Has RK04 XXW passed its MOT?
RK04 XXW has had 15 MOT tests with a 67% pass rate (10 passes, 5 failures). It last passed on 19 Apr 2017.
Is RK04 XXW ULEZ compliant?
Based on its fuel type and registration year, RK04 XXW 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 RK04 XXW?
RK04 XXW is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.