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What are the symptoms of a faulty BMW transmission valve body?

1 Answers

StBrianna

07/30/25 2:00am

When the BMW transmission valve body fails, the following symptoms may occur: 1. It can cause the valve body to stick, leak oil, or lose pressure. 2. It may lead to gear shift shocks during transmission shifting, reducing shift efficiency. 3. It can result in decreased vehicle power and damage to the transmission. Additional information: The functions of the transmission valve body are as follows: 1. It is used for shifting between high and low gears: The transmission, as a crucial component for gear changes while driving, typically uses the valve body to switch between high and low gears. When the vehicle speed reaches a certain gear's threshold, hydraulic oil pushes the valve body to automatically shift to the corresponding gear. 2. It helps the vehicle achieve good power performance and fuel economy: The automatic transmission can automatically change the gear ratio based on engine load and vehicle speed, enabling the vehicle to achieve excellent power performance and fuel economy while reducing engine emissions.

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