CarCostCheck

CITROEN UNKNOWN (2015)

Running costs, common problems, and reliability data based on 54 real MOT tests in 2024.

MOT Pass Rate

85%

Total Tests (2024)

54

Avg Mileage

48,584 mi

Est. Annual Cost

£1,900

Is the 2015 CITROEN UNKNOWN reliable?

Good reliability. Occasional issues but generally solid. That's close to the national average of 82%. It also outperforms the CITROEN brand average of 79%.

At 9 years old, 85% of CITROEN UNKNOWNs from 2015 passed their MOT first time in 2024. That's based on 54 tests across the UK. The average mileage at this age is 48,584 miles.

How does the 2015 CITROEN UNKNOWN compare?

Rank among all 2015 cars333th out of 559(top 60%)
Rank among all CITROEN models211th out of 599(top 35%)
vs national average+3% (82% avg)
vs 2015 cars average+2% (83% avg)
vs CITROEN average+6% (79% avg)

Mileage Analysis

The average 2015 CITROEN UNKNOWN has 48,584 miles on the clock, which is below the expected 66,600 miles for a 9-year-old car. This suggests lighter use than average, which generally means less wear on major components.

Best year to buy a CITROEN UNKNOWN?

The most reliable year is the 2016 model with a 90% MOT pass rate, while the 2014 model has the lowest at 80%. The 2015 sits between the two at 85%.

How much does a 2015 CITROEN UNKNOWN cost to run?

Fuel (Diesel, 2198cc)
£1,245
🏛️Road Tax
£250
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£1,900
Per month£158/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

CITROEN UNKNOWN by Year

YearPass RateTestsAvg Mileage
202186%32420,467 mi
202085%34825,534 mi
201986%31727,626 mi
201889%8434,052 mi
201787%17229,885 mi
201690%17135,106 mi
201585%5448,584 mi
201480%10464,704 mi

Checking a specific CITROEN UNKNOWN?

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About the 2015 CITROEN UNKNOWN

The 2015 CITROEN UNKNOWN is a family car with a 2198cc diesel engine. 54 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2015, the average MOT pass rate is 83%, and this model beats that benchmark.

With an average of 48,584 miles at 9 years old, CITROEN UNKNOWN owners tend to use this car less than the typical driver.

2015 CITROEN UNKNOWN Fuel Costs

The 2198cc 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 2015 CITROEN UNKNOWN?

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.

CITROEN UNKNOWN Reliability Trend

The CITROEN UNKNOWN has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.

Buying a Used 2015 CITROEN UNKNOWN

At 9 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2016 model has the highest pass rate at 90%. Note: with only 54 tests in our data, these figures should be treated as indicative rather than definitive.

Alternatives to the 2015 CITROEN UNKNOWN

If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable diesel cars with similar engines: