How much does it cost to replace the electrical control unit of the transmission in a Passat 2012?

The electrical control unit of the transmission in a Passat 2012 costs around 15,000 yuan. The electrical control unit controls the automatic transmission process through the electromagnetic valve. It receives signals from the sensors and other devices and transmits them to the transmission system.

Using the electrical control unit, the transmission can be controlled more accurately, making the vehicle run more smoothly and saving fuel. After removing the transmission oil pan, you can see the electrical control unit.

In addition to replacing the electrical control unit of the transmission, you should add the specified transmission oil when repairing the transmission, regularly clean the transmission, pistons, and reducer to maintain smooth operation and reduce damage, and extend the life of the transmission. Also, check the transmission bearing in time and replace it if you find any signs of looseness. I hope my answer can help you!