This field is for validation purposes and should be left unchanged. Their individual models score well when it comes to reliability index. The Van Expert Renault, Nissan, Opel/Vauxhall 2.5 dCi (G9U) Engine Problems And Reliability, 5 The Most Reliable And Powerful Renault Engine Ever Made, Which Mercedes Diesel Engine to Avoid? It incorporated features like dual overhead camshafts, variable valve timing, and electronic throttle control, which helped improve performance and fuel efficiency. We would recommend chatting with a Vehicle Specialist for more in-depth expert advice on the Captur. However, it does appear that Renault beats both Peugeot and Citroen in most surveys. One of the reasons this may be is because their affordable models dont always have the advanced technology more luxurious brands have. Low monthly payments. The German engineers ended up with a very unusual triangular "Delta" cylinder head with four valves per cylinder and centrally located direct injectors. In most cases, with normal maintenance, this pump will last a very long time. As a result, engine designs are becoming more and more trimmed, and the intervals between oil changes are extended to the limit, which, especially when operating the engine in an urban cycle, may adversely affect the durability of the bushings or the timing chain. The engine is shared with Nissan, Mercedes-Benz and Dacia but I think that's all they were. The only one it doesnt beat Peugeot in is the Telegraph survey. Ford's EcoBoost can give you up to 58.9mpg. The valvetrain includes hydraulic guidance supports for rocker arms to ensure constant valve clearance. Updated April 2023: Automotive manufacturers always aim to create vehicles that will trump the competition. RELATED: Why GM Is Investing $918 Million To Build Gas-Guzzling V8s In 2023. The K9K engine was introduced in 2001 and sold more than 10-million units in twelve years. Regular oil changes and maintenance can further extend the longevity of your engine. If you are undecided between Renault, Citroen and Peugeot then Renault is a good choice, but all three of them are good manufacturers in terms of their longevity. The engine has a compression ratio of 15.2:1. Well, if it breaks, then it breaks for good. Launched in 1992, the M111 consists of a wide range of straight-4 engines produced by Mercedes till 2003. New injectors for this engine will cost $180 each. The aforementioned 2.0 F4R naturally aspirated engine also deserves a recommendation. The repair costs are lower at an average of 252.74. Its applications were on the BMW E39 as the 525d, BMW E46 as the 330d, and BMW E90 as the 325d making it one of the most reliable BMW engines ever made. They also give them a reliability index of just 89, which is pretty good compared to the industry average of 118 (the lower the score the better). Other faults are limited to faults in ignition coils, lambda probes or throttles.