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 18 MOT tests on record, passing 14 and failing 4 (78% pass rate). It has 166,721 miles on the clock, averaging 10,038 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 EX04 NBM
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 | 166,721 miles |
| Reading date | |
| Miles last year | 20 |
| Average per year | 10,038 |
| Mileage consistency | Consistent |
Check EX04 NBM
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Full MOT Test History 18 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
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Vehicle Details
| Registration | EX04 NBM |
| Make | Volkswagen |
| Model | Polo |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1422cc |
| Year | 2004 |
| First registered | |
| Area code | EX — Chelmsford, Essex |
| Age identifier | 04 — March 2004 to August 2004 |
More EX04 N plates
Browse all EX04 N registrations from Chelmsford.
About EX04 NBM
What car is EX04 NBM?
EX04 NBM is an silver Volkswagen Polo, diesel (1422cc). First registered in Chelmsford in 2004.
What is the mileage of EX04 NBM?
The last recorded mileage for EX04 NBM was 166,721 miles, recorded on 31 Jan 2020 during its most recent MOT test.
Has EX04 NBM passed its MOT?
EX04 NBM has had 18 MOT tests with a 78% pass rate (14 passes, 4 failures). It last passed on 31 Jan 2020.
Is EX04 NBM ULEZ compliant?
Based on its fuel type and registration year, EX04 NBM 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 EX04 NBM?
EX04 NBM is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.