RENAULT MASTER SL28 BNESS ENGY DCI S-A (2021)
Running costs, reliability data, and common problems from 31 real MOT tests.
Annual Cost
£1,995
£166/month
MOT Pass Rate
71%
Average
Road Tax
£195
Flat rate/year
Insurance
Grp 25-38
2298cc Diesel
Check Carefully
71% pass rate, £1995/year to run. 11 points below average.
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Annual Running Costs
~40 mpg
Flat rate (post-2017)
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.
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Reliability Verdict
Average reliability. Expect some repairs as it ages. That's 11 points below the national average of 82%. It falls below the RENAULT brand average of 80%.
At 5 years old, 71% of RENAULT MASTER SL28 BNESS ENGY DCI S-As from 2021 passed their MOT first time in 2026. That's based on 31 tests across the UK. The average mileage at this age is 24,011 miles.
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How Does It Compare?
Mileage Analysis
24,011
Average miles
37,000
Expected for age
The average 2021 RENAULT MASTER SL28 BNESS ENGY DCI S-A has 24,011 miles on the clock, which is below the expected 37,000 miles for a 5-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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RENAULT MASTER SL28 BNESS ENGY DCI S-A by Year
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About the 2021 RENAULT MASTER SL28 BNESS ENGY DCI S-A
The 2021 RENAULT MASTER SL28 BNESS ENGY DCI S-A is a large car with a 2298cc diesel engine. 31 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 100% of 2021 cars for MOT pass rates.
With an average of 24,011 miles at 5 years old, RENAULT MASTER SL28 BNESS ENGY DCI S-A owners tend to use this car less than the typical driver.
2021 RENAULT MASTER SL28 BNESS ENGY DCI S-A Fuel Costs
The 2298cc 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 2021 RENAULT MASTER SL28 BNESS ENGY DCI S-A?
Total estimated annual running cost is £1,995 (£166/month), broken down as £1245 fuel, £195 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 71% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2021 RENAULT MASTER SL28 BNESS ENGY DCI S-A
At 5 years old, the RENAULT MASTER SL28 BNESS ENGY DCI S-A offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 31 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2021 RENAULT MASTER SL28 BNESS ENGY DCI S-A'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
Medium riskDiesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.
AdBlue System
Medium riskPost-2015 diesels use AdBlue for emissions. Sensor failures and tank heater issues are common. Budget £200-£500 for repairs.
EGR Valve
Low riskExhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.
Dual Mass Flywheel
Medium riskLarger diesel engines put extra strain on the dual mass flywheel. Listen for rattling at idle. Replacement with clutch is £800-£1,500.
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 2021 RENAULT MASTER SL28 BNESS ENGY DCI S-A stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| RENAULT MASTER SL28 BNESS ENGY DCI S-A(2021) | 71% | £1245 | £195 | Grp 25-38 | £1995 |
| FORD KUGA(2019) | 91% | £1037 | £190 | Grp 18-32 | £1482-£513 |
| FORD TRANSIT CUSTOM(2019) | 87% | £1037 | £190 | Grp 18-32 | £1632-£363 |
| BMW 118(2020) | 93% | £1037 | £190 | Grp 18-32 | £1482-£513 |
| VOLKSWAGEN T-ROC(2019) | 94% | £1037 | £190 | Grp 18-32 | £1482-£513 |
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 Renault Models
Explore other Renault cars or similar models in the same category.
RENAULT CLIO
2014 · 899cc Petrol
RENAULT CAPTUR
2016 · 1197cc Petrol
RENAULT KADJAR
2016 · 1500cc Diesel
FORD KUGA
2019 · 1997cc Diesel
FORD TRANSIT CUSTOM
2019 · 2000cc Diesel
BMW 118
2020 · 1995cc Diesel
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