MERCEDES HYMER (1992)
Running costs, reliability data, and common problems from 34 real MOT tests.
Annual Cost
£2,195
£183/month
MOT Pass Rate
74%
Average
Road Tax
£395
Based on CC/year
Insurance
Grp 30-42
3000cc Diesel
Check Carefully
74% pass rate, £2195/year to run. 8 points below average.
Check a specific MERCEDES HYMER
Enter a reg plate for full MOT history, mileage check, health score, running costs, and reliability data. Free, instant, no signup.
Annual Running Costs
~40 mpg
Based on 3000cc
Higher estimate due to low pass rate
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
Get an insurance quote for this MERCEDES HYMER
Compare quotes and find the best deal
Reliability Verdict
Average reliability. Expect some repairs as it ages. That's 8 points below the national average of 82%. It falls below the MERCEDES brand average of 87%.
At 34 years old, 74% of MERCEDES HYMERs from 1992 passed their MOT first time in 2026. That's based on 34 tests across the UK. The average mileage at this age is 133,318 miles.
Got a MERCEDES HYMER you're looking at?
Enter the reg plate to check its specific MOT history, mileage, and health score.
How Does It Compare?
Mileage Analysis
133,318
Average miles
251,600
Expected for age
The average 1992 MERCEDES HYMER has 133,318 miles on the clock, which is below the expected 251,600 miles for a 34-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Looking at a specific MERCEDES HYMER?
Enter its reg plate for a free check with full MOT history, mileage verification, and predicted costs.
Best Year to Buy?
The most reliable year is the 2020 model with a 97% MOT pass rate, while the 1993 model has the lowest at 70%. The 1992 sits between the two at 74%.
MERCEDES HYMER by Year
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2021 | 96% | 84 | 15,168 mi | |
| 2020 | 97% | 114 | 15,102 mi | |
| 2019 | 93% | 131 | 17,256 mi | |
| 2018 | 93% | 124 | 24,392 mi | |
| 2017 | 93% | 115 | 24,882 mi | |
| 2016 | 93% | 56 | 26,923 mi | |
| 2015 | 100% | 32 | 49,884 mi | |
| 2006 | 84% | 44 | 72,538 mi | |
| 2004 | 81% | 37 | 86,573 mi | |
| 2003 | 90% | 49 | 67,183 mi | |
| 2002 | 82% | 44 | 72,456 mi | |
| 2001 | 78% | 45 | 84,193 mi | |
| 1998 | 83% | 40 | 78,746 mi | |
| 1994 | 73% | 45 | 128,584 mi | |
| 1993 | 70% | 104 | 158,587 mi | |
| 1992 | 74% | 34 | 133,318 mi | |
| 1990 | 71% | 35 | 107,692 mi |
Similar Cars to Consider
Check a Specific Mercedes Hymer
Enter a reg plate to get the full MOT history, health score, and mileage verification.
Upgrade to Premium (£4.99) for stolen, finance, and write-off checks.
About the 1992 MERCEDES HYMER
The 1992 MERCEDES HYMER is a large car with a 3000cc diesel engine. 34 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. Among all cars from 1992, the average MOT pass rate is 77%, and this model falls short of that benchmark.
With an average of 133,318 miles at 34 years old, MERCEDES HYMER owners tend to use this car less than the typical driver.
1992 MERCEDES HYMER Fuel Costs
The 3000cc diesel engine is on the larger side, so fuel won't be this car's strong point. 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 1992 MERCEDES HYMER?
Total estimated annual running cost is £2,195 (£183/month), broken down as £1245 fuel, £395 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 74% pass rate. Keeping on top of servicing will help avoid surprises.
MERCEDES HYMER Reliability Trend
Newer MERCEDES HYMERs show better MOT pass rates than older ones, with an average improvement of 9 percentage points.
Buying a Used 1992 MERCEDES HYMER
At 34 years old, the MERCEDES HYMER 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 2020 model has the highest pass rate at 97%. Note: with only 34 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 1992 MERCEDES HYMER's fuel type, age, and engine size, these are the most likely problem areas to check.
DPF (Diesel Particulate Filter)
Watch outShort journeys clog the DPF. Replacement costs £1,000-£2,500. Check the DPF warning light and ask about driving patterns.
Turbo Wear
Watch outDiesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.
EGR Valve
Watch outExhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.
Dual Mass Flywheel
Watch outLarger diesel engines put extra strain on the dual mass flywheel. Listen for rattling at idle. Replacement with clutch is £800-£1,500.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Clutch Wear
Watch outWith an average of 133k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.
Brake Discs and Pads
Medium riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
Engine Mounts
Medium riskWorn engine mounts cause excessive vibration and movement. Replacement costs £150-£400 per mount. Check for vibration at idle with the bonnet open.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 1992 MERCEDES HYMER stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| MERCEDES HYMER(1992) | 74% | £1245 | £395 | Grp 30-42 | £2195 |
| LAND ROVER DEFENDER(1991) | 76% | £1245 | £250 | Grp 25-38 | £2050-£145 |
| TALBOT EXPRESS(1993) | 66% | £1245 | £250 | Grp 25-38 | £2250+£55 |
| MERCEDES 300(1991) | 81% | £1245 | £250 | Grp 30-42 | £1900-£295 |
| LAND ROVER DISCOVERY(1993) | 74% | £1245 | £250 | Grp 25-38 | £2050-£145 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Mercedes Models
Explore other Mercedes cars or similar models in the same category.
MERCEDES A
2019 · 1461cc Diesel
MERCEDES C
2017 · 1991cc Hybrid
MERCEDES A-CLASS
2017 · 1461cc Diesel
LAND ROVER DEFENDER
1991 · 2500cc Diesel
TALBOT EXPRESS
1993 · 2500cc Diesel
MERCEDES 300
1991 · 2998cc Diesel
Related Guides
In-depth articles relevant to the Mercedes Hymer.
Petrol vs Diesel in 2026: Which Actually Costs Less to Own?
8 min read
Buying GuideCars That Lose Value Fastest: Models to Avoid for Depreciation
8 min read
Running CostsCheapest Cars to Run in 2026: Real Data from 19.8 Million MOT Tests
9 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Problems: 7 Issues Owners Report (2026)
13 min read
Check a specific MERCEDES HYMER
Enter the reg to see its MOT history, mileage check, and predicted costs.
Premium History Check
Buying a MERCEDES HYMER? Our premium check covers:
- Stolen check (PNC)
- Outstanding finance
- Write-off history (Cat A/B/N/S)
- Previous owners count
Competitors charge £10-£20 for the same data