CarCostCheck

CITROEN C3 (2003)

Running costs, common problems, and reliability data based on 5,188 real MOT tests in 2024.

MOT Pass Rate

66%

Total Tests (2024)

5,188

Avg Mileage

87,266 mi

Est. Annual Cost

£1,690

Is the 2003 CITROEN C3 reliable?

Below average reliability. Budget extra for maintenance and repairs. That's 16 points below the national average of 82%. It falls below the CITROEN brand average of 79%.

At 21 years old, 66% of CITROEN C3s from 2003 passed their MOT first time in 2024. That's based on 5,188 tests across the UK. The average mileage at this age is 87,266 miles.

How does the 2003 CITROEN C3 compare?

Rank among all 2003 cars377th out of 445(top 85%)
Rank among all CITROEN models543th out of 599(top 91%)
vs national average-16% (82% avg)
vs 2003 cars average-6% (72% avg)
vs CITROEN average-13% (79% avg)

Mileage Analysis

The average 2003 CITROEN C3 has 87,266 miles on the clock, which is below the expected 155,400 miles for a 21-year-old car. This suggests lighter use than average, which generally means less wear on major components.

Best year to buy a CITROEN C3?

The most reliable year is the 2021 model with a 95% MOT pass rate, while the 2003 model has the lowest at 66%. Consider a different year if reliability is a priority.

How much does a 2003 CITROEN C3 cost to run?

Fuel (Diesel, 1398cc)
£905
🏛️Road Tax
£30
🔧MOT Test
£55
🛠️Predicted Repairs

Higher than average due to low pass rate

£700
Total per year£1,690
Per month£141/mo

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

CITROEN C3 by Year

YearPass RateTestsAvg Mileage
202195%2,26322,520 mi
202092%8,97127,660 mi
201990%21,00834,490 mi
201887%27,57942,489 mi
201783%26,22948,621 mi
201681%14,55049,050 mi
201580%20,26057,154 mi
201478%23,39763,397 mi
201375%23,76472,482 mi
201274%27,17078,633 mi
201172%28,47886,832 mi
201070%34,88492,470 mi
200970%18,37190,369 mi
200869%9,54882,491 mi
200769%10,33983,180 mi
200669%9,11982,871 mi
200568%7,83085,484 mi
200468%6,48084,830 mi
200366%5,18887,266 mi
200267%1,74592,973 mi

Checking a specific CITROEN C3?

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About the 2003 CITROEN C3

The 2003 CITROEN C3 is a small family car with a 1398cc diesel engine. 5,188 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It sits in the bottom 85% of 2003 cars for MOT pass rates.

With an average of 87,266 miles at 21 years old, CITROEN C3 owners tend to use this car less than the typical driver.

2003 CITROEN C3 Fuel Costs

The 1398cc diesel engine offers a reasonable balance between performance and economy. Expect around 55 mpg in mixed driving, which works out to roughly £905 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 2003 CITROEN C3?

Total estimated annual running cost is £1,690 141/month), broken down as £905 fuel, £30 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 66% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.

CITROEN C3 Reliability Trend

Newer CITROEN C3s show better MOT pass rates than older ones, with an average improvement of 15 percentage points.

Buying a Used 2003 CITROEN C3

At 21 years old, the CITROEN C3 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. With 5,188 MOT tests in our data, there's strong statistical confidence in these figures.

Alternatives to the 2003 CITROEN C3

If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines: