MERCEDES MOTORHOME (2004)
Running costs, common problems, and reliability data based on 104 real MOT tests in 2024.
MOT Pass Rate
85%
Total Tests (2024)
104
Avg Mileage
70,330 mi
Est. Annual Cost
£1,900
Is the 2004 MERCEDES MOTORHOME reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 20 years old, 85% of MERCEDES MOTORHOMEs from 2004 passed their MOT first time in 2024. That's based on 104 tests across the UK. The average mileage at this age is 70,330 miles.
How does the 2004 MERCEDES MOTORHOME compare?
Mileage Analysis
The average 2004 MERCEDES MOTORHOME has 70,330 miles on the clock, which is significantly below the expected 148,000 miles for a 20-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
Best year to buy a MERCEDES MOTORHOME?
The most reliable year is the 2007 model with a 95% MOT pass rate, while the 2001 model has the lowest at 69%. The 2004 sits between the two at 85%.
How much does a 2004 MERCEDES MOTORHOME cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
MERCEDES MOTORHOME by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2011 | 72% | 32 | 61,005 mi |
| 2009 | 71% | 42 | 108,468 mi |
| 2008 | 81% | 91 | 87,572 mi |
| 2007 | 95% | 155 | 74,554 mi |
| 2006 | 84% | 122 | 64,969 mi |
| 2005 | 86% | 83 | 58,481 mi |
| 2004 | 85% | 104 | 70,330 mi |
| 2003 | 82% | 66 | 85,052 mi |
| 2002 | 80% | 64 | 109,471 mi |
| 2001 | 69% | 68 | 88,872 mi |
| 2000 | 76% | 51 | 87,478 mi |
| 1999 | 84% | 49 | 87,617 mi |
| 1998 | 94% | 33 | 149,288 mi |
| 1997 | 88% | 33 | 106,455 mi |
| 1995 | 21% | 34 | 103,323 mi |
| 1992 | 63% | 32 | 114,043 mi |
| 1990 | 84% | 43 | 111,634 mi |
Checking a specific MERCEDES MOTORHOME?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2004 MERCEDES MOTORHOME
The 2004 MERCEDES MOTORHOME is a family car with a 2148cc diesel engine. 104 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 16% of all 2004 cars for reliability.
With an average of 70,330 miles at 20 years old, MERCEDES MOTORHOME owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
2004 MERCEDES MOTORHOME Fuel Costs
The 2148cc diesel engine offers a reasonable balance between performance and economy. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2004 MERCEDES MOTORHOME?
Total estimated annual running cost is £1,900 (£158/month), broken down as £1245 fuel, £250 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 85% pass rate. Keeping on top of servicing will help avoid surprises.
MERCEDES MOTORHOME Reliability Trend
Newer MERCEDES MOTORHOMEs show better MOT pass rates than older ones, with an average improvement of 9 percentage points.
Buying a Used 2004 MERCEDES MOTORHOME
At 20 years old, the MERCEDES MOTORHOME is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2007 model has the highest pass rate at 95%.
Alternatives to the 2004 MERCEDES MOTORHOME
The MERCEDES MOTORHOME is actually the most reliable option among similar diesel family cars from this era. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2006) 72% pass rate (-13%) from 60,321 tests
- HONDA CIVIC (2006) 71% pass rate (-14%) from 28,045 tests
- VOLKSWAGEN TRANSPORTER (2006) 73% pass rate (-12%) from 23,355 tests
- LAND ROVER DISCOVERY (2006) 78% pass rate (-7%) from 17,245 tests