RENAULT LL29 DCI 100 (2003)
Running costs, common problems, and reliability data based on 97 real MOT tests in 2024.
MOT Pass Rate
65%
Total Tests (2024)
97
Avg Mileage
146,557 mi
Est. Annual Cost
£1,927
Is the 2003 RENAULT LL29 DCI 100 reliable?
Below average reliability. Budget extra for maintenance and repairs. That's 17 points below the national average of 82%. It falls below the RENAULT brand average of 80%.
At 21 years old, 65% of RENAULT LL29 DCI 100s from 2003 passed their MOT first time in 2024. That's based on 97 tests across the UK. The average mileage at this age is 146,557 miles.
How does the 2003 RENAULT LL29 DCI 100 compare?
Mileage Analysis
The average 2003 RENAULT LL29 DCI 100 has 146,557 miles on the clock, which is in line with the expected 155,400 miles for a 21-year-old car, suggesting normal everyday use.
Best year to buy a RENAULT LL29 DCI 100?
The most reliable year is the 2005 model with a 72% MOT pass rate, while the 2003 model has the lowest at 65%. Consider a different year if reliability is a priority.
How much does a 2003 RENAULT LL29 DCI 100 cost to run?
Higher than average due to low pass rate
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
RENAULT LL29 DCI 100 by Year
Checking a specific RENAULT LL29 DCI 100?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2003 RENAULT LL29 DCI 100
The 2003 RENAULT LL29 DCI 100 is a family car with a 1870cc diesel engine. 97 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 91% of 2003 cars for MOT pass rates.
With an average of 146,557 miles at 21 years old, RENAULT LL29 DCI 100 owners drive about as much as the UK average.
2003 RENAULT LL29 DCI 100 Fuel Costs
The 1870cc diesel engine offers a reasonable balance between performance and economy. Expect around 48 mpg in mixed driving, which works out to roughly £1,037 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 RENAULT LL29 DCI 100?
Total estimated annual running cost is £1,927 (£161/month), broken down as £1037 fuel, £135 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 65% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
RENAULT LL29 DCI 100 Reliability Trend
The RENAULT LL29 DCI 100 has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2003 RENAULT LL29 DCI 100
At 21 years old, the RENAULT LL29 DCI 100 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. Note: with only 97 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2003 RENAULT LL29 DCI 100
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- FORD FIESTA (2005) 70% pass rate (+5%) from 48,429 tests
- VOLKSWAGEN GOLF (2005) 72% pass rate (+7%) from 41,401 tests
- VOLKSWAGEN POLO (2005) 68% pass rate (+3%) from 30,507 tests
- VAUXHALL ASTRA (2005) 69% pass rate (+4%) from 29,377 tests