Spark Plug and Ignition Coil Replacement: Replace spark plugs every 30,000-40,000 miles and inspect ignition coils regularly. Conclusion: Is the VW 1. TSI Reliable? The VW 1. TSI engine is generally reliable, particularly the EA211 version, which resolved some of the earlier issues found in the EA111 engines. The VW 1. TSI engine offers a great blend of performance and efficiency, but it is not without its share of problems. Early production models (2017-2019) were particularly affected by hesitation issues, while later models have seen improvements with software updates.Spark Plug and Ignition Coil Replacement: Replace spark plugs every 30,000-40,000 miles and inspect ignition coils regularly. Conclusion: Is the VW 1. TSI Reliable? The VW 1. TSI engine is generally reliable, particularly the EA211 version, which resolved some of the earlier issues found in the EA111 engines.Litre Engines This kind of engine could be good if, for example, you use your car for work in and around a town or city, but often find yourself making longer trips to see clients or customers further afield. Litre to 1. Litre Engines With great fuel economy, having a 1. L engine means you won’t need to visit a petrol station as often. If you are usually making smaller trips but occasionally heading up the motorway, these might be the engine type for you!Litre Engines They’re still usually good on the fuel economy front, so you won’t have to pay too many visits to the petrol station if you mainly drive around town.L to 1. L (1100cc to 1400cc) They cost a little more to keep running than sub-1. L cars but are still fairly fuel-efficient. They’re a really good choice for new drivers, especially if you plan to mix town and motorway driving.The reason we arrive at a measurement of 1. Litre Car Engines These engines are commonly found in a variety of vehicles, ranging from compact hatchbacks to mid-sized sedans and even some small SUVs.Engines between 1. With great fuel economy, having a 1. L engine means you won’t need to visit a petrol station as often. The only thing left to say is that the 1/6l engine has . The 1.