After the tensioner is damaged, it usually produces an abnormal buzzing or squeaking sound. When the vehicle accelerates, if the tensioner malfunctions, it is often accompanied by a piercing metallic friction sound. The appearance of this sound is due to the inability of the tensioner to effectively......
Read MoreFor netizens who want to purchase Passat for 13 or 14 years, how to check the condition of the car is their concern. I personally believe that the new Passat is an excellent performance model, but it must be regularly maintained and repaired. For example, if there is a slight leakage of antifreeze, ......
Read MoreIncorrect timing teeth in a car can cause the crankshaft and camshaft timing to not align, resulting in inaccurate ignition timing. The car may experience unstable idling, shaking, and abnormal engine speed. How to quickly determine the timing and misalignment of teeth?
Read MoreTiming belts are familiar to most of us car enthusiasts. Most engines in previous cars were equipped with timing belts, and manufacturers generally require replacement every 60000 or 80000 kilometers. If not replaced, if the timing belt breaks later on, it will directly cause the engine valve to be ......
Read MoreWith the continuous progress of car manufacturing technology and industrial development, the timing belt of some engines has been replaced by the engine chain. Compared with traditional belt drive, the chain drive method has reliable transmission, good durability, and can also save space. The entire......
Read MoreIn the operation of internal combustion engines, the intake and exhaust valves are an important part. The intake valve is responsible for sucking in air during the compression stroke, while the exhaust valve exhausts exhaust gas after the power stroke is completed. In order to precisely control the ......
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