About Subaru Impreza WRX
Subaru Impreza WRX (World Rally eXperimental) is a compact vehicle manufactured by Japanese automaker Subaru division of Fuji Heavy Industries (FHI) since 2015. As a matter of fact, Subaru WRX was released as early as 1992 though it was called as Subaru Impreza WRX then. At the same time, since the third generation Subaru Impreza, it has been called as Subaru WRX as it is actually a high-performance variant of Subaru Impreza. It is a very popular vehicle that has ranked second in the September 2014 issues of Car and Driver and Motor Trend.
In North American market, the third generation Subaru Impreza WRX (2007-2011) was released on 2 April 2007. It was offered in base, Premium, and Limited trim levels. Subaru Impreza WRX then was powered by a 2.5 L EJ255 H4 gasoline engine, which could produce 227 hp and 236 pound-feet of torque. And this engine was fitted along with either a 5-speed manual transmission or a 4-speed automatic transmission. Then the fourth generation Subaru Impreza WRX (2014) was unveiled in 2014 for the 2015 model year. Trim levels were carried over from the previous generation. However, Subaru Impreza WRX then also got power from a 1.6 L H4 gasoline engine except 2.0 L turbocharger engine. And engines were mated to 5-speed and 6-speed manual transmissions as well as CVT automatic transmission.
Subaru Impreza WRX Common Problems & Maintenance Tips
Since as a version of Subaru Impreza, Subaru Impreza WRX more or less follows Subaru Impreza's design idea, which means, it may also carry over flaws from Subaru Impreza. Flaws would cause problems, you need to diagnose and solve them as early as possible:
First, engine performance suffers. According to the data collected from car repair statistics site CarComplaints.com, engine failure is the most reported problem. Subaru Impreza WRX owners have complained that after the vehicle reached at a certain mileage, the engine performance would decrease as hesitant acceleration, bad gas economy, knocking noises coming from the engine and inability to start the vehicle. What's more, leaking oil, dirty exhaust and illuminated Check Engine Light are all warning you to check the Impreza WRX oil filter and Impreza WRX timing cover thoroughly.
Second, suspension failure. Subaru Impreza WRX drivers once told that suspension system in the vehicle is one that needs to get more attention. Generally speaking, suspension failure in Subaru Impreza WRX usually manifests as abnormal uneven tire wear, grinding or roaring noises coming from the tire wear. What's more, the vehicle would start to bottom out or tilt to one side. So any above signs can be seen as a warning to inspect the Impreza WRX wheel bearing and Impreza WRX coil spring insulator.
However, in order to keep your Subaru Impreza WRX at the best shape all the time, you have a lot more to do. Not only perform routine maintenance but also pay more attention to some more vulnerable auto parts is the right way. In Subaru Impreza WRX, wiper blade, works as a cleaner of cleaning off debris on windscreen so that drivers have a better visibility, it is usually exposed to harsh working environment. So you had better get it replaced at least once a year. Other parts such as seat belt, cabin air filter, and headlight and so on are all very vital for your safe and comfortable driving trip, so you should put them on your maintenance list as well.
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