Engine Overview and Common Failures
The weight of the EC5 engine according to the catalog is 124 kg. The EC5 engine number is located at the front, at the junction with the gearbox. Weak catalyst. The most well-known issue with the engine is a weak catalytic neutralizer, and if you pour anything into the tank, it can break down by the time the mileage reaches 100-150 thousand km. After removing the catalyst, there is usually an oil consumption of up to 1.5 liters per 1000 km. Oil consumption. Lubricant consumption can occur in this unit even with a fully functional catalyst, as compared to the TU5 engine, the rings here are thinner and they clog faster. Timing belt failure. According to the regulations, the timing belt should be replaced every 120,000 km, but it does not always last that long, and following the dealer's recommendation can result in its breakage and valve bending. Other drawbacks. Floating idle speed is also a common occurrence due to throttle body contamination, and the ignition coils here are not very reliable, as they have been combined into a single and expensive unit.