What are the signs of timing chain failure in the EA111 engine?

[KyleRose]

Signs of timing chain failure in the EA111 engine include unusual engine noises, insufficient engine power, excessive fuel consumption, and difficulty starting the vehicle. Below is relevant information about the timing chain: 1. The timing chain is highly reliable and typically functions normally for up to 150,000 kilometers. When the timing chain wears out or stretches, the engine control system will illuminate the engine fault light on the dashboard, indicating a fault in the engine system that requires prompt inspection and repair. 2. The lifespan of the timing chain is also closely related to driving habits, such as frequent sudden acceleration and deceleration. These actions place greater stress on the chain, accelerating wear and reducing its service life. 3. From a professional standpoint, it is essential to visit a repair facility to check whether the engine chain has stretched using a vehicle diagnostic tool. The ignition timing angle can be detected through the engine's data stream, and the number of teeth on the chain tensioner can also be manually inspected to determine if the chain has stretched.