What is the reason for the whining sound from the Volkswagen Santana Vista engine when it's hot?

1 Answers
RyderAnn
07/29/25 9:19pm
Reasons for the whining sound from the Volkswagen Santana Vista engine when it's hot: Engine carbon deposits: Carbon deposits can cause incomplete combustion of gasoline, leading to engine shaking. The impact of engine carbon deposits on a car is significant. Firstly, it reduces engine power, meaning the power output becomes uneven and gradually diminishes—in other words, the car feels increasingly underpowered. Transmission overload operation: Overloading the transmission can degrade the quality and friction characteristics of the transmission fluid, increasing friction and wear. This leads to transmission noise. Additionally, sludge (impurities or dirt) can form inside the transmission (e.g., in the valve body), causing issues such as jerking, gear disengagement, impact, slipping, abnormal noises, delays, overheating, and oil leaks.
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