Volkswagen Passat Sport TDI (2004)
2004 Volkswagen Passat Sport TDI
CarHunch analysed 213 real MOT records for the 2004 Volkswagen Passat Sport TDI. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.
The 2004 Volkswagen Passat Sport TDI is a significant reliability concern, with a first-time pass rate of just 47% against the UK average of 80%—meaning more than half fail their MOT. The absence of dangerous defects is reassuring, but the high failure rate reflects the age and condition of surviving examples rather than any safety crisis.
These are high-mileage vehicles, averaging 175,500 miles, and the 0.63 average failures per test suggests recurring issues with emissions, suspension, or braking rather than catastrophic wear. Before buying one, have a pre-purchase inspection focus on the turbo, fuel injectors, and exhaust system, as diesel particulate filter problems and fuel delivery issues are common culprits in 20-year-old TDIs.
What to check before buying a 2004 Volkswagen Passat Sport TDI
Practical pre-purchase checks for this age and model.
- 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
- 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
- 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
- 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.
Before you buy a Volkswagen Passat Sport TDI
MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Diesel (99%) | 211 | 47% | 0.62 |
| Gas Bi-Fuel (1%) | 2 | 41.7% | 2 |
Mileage Distribution
Most 2004 Volkswagen Passat Sport TDI vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2004 Volkswagen Passat Sport TDI vehicles fall between 147,252 and 195,296 miles.
2004 Volkswagen Passat Sport TDI — Still on the Road
Numbers are declining — 20 vehicles still getting MOTs in 2025 (19% of peak).
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2017–2025.
MOT History Averages
Found a specific Volkswagen Passat Sport TDI?
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