Where is the engine speed sensor located on the new Passat?

[SanBeckett]

The engine speed sensor on the new Passat is located at the connection point between the engine flywheel and the transmission. Function of the speed sensor: The engine speed sensor detects the engine speed, determines the position of the crankshaft, and detects signals for the top dead center of the piston and the crankshaft angle. These detected signals are then transmitted to the ECU to control ignition timing and fuel injection timing. Working principle: The engine speed sensor and the camshaft position sensor have similar structures and working principles. They work in coordination to ensure the engine operates properly. They are usually installed together, typically within the distributor, on the clutch housing of the transmission, or at the front or rear end of the crankshaft. A pulse signal-type speed sensor is used to measure the engine speed.

[Emmy]

Regarding the location of the engine speed sensor on the new Passat, as someone who has been repairing cars for years, that component is typically installed near the front crankshaft or the flywheel housing. For common engine types in the new Passat, such as the gasoline EA888 series, the sensor is located on the right front side of the crankshaft case, aiming to monitor crankshaft speed data and transmit it to the computer for controlling ignition and fuel injection. If the position is slightly off, the car may experience difficulty starting, unstable RPM readings on the dashboard, or even stalling. Personally, I recommend checking the specific model's manual to confirm the exact location, as it may vary slightly between different engines. Generally, it's situated near the lower part of the engine, close to the transmission connection. It's best not to attempt DIY repairs—seeking professional diagnosis and replacement at a specialized shop is safer and quicker, avoiding potential mishandling.

[NolanDella]

I also drive a Passat. Last time the sensor broke, and its location was on the lower left side of the engine, near the transmission interface. It's a small component that helps the computer measure the rotation speed. If it's misaligned, the car may idle roughly or fail to start. I think finding it isn't difficult—just open the hood and look at the bottom front area. Sometimes you may need to remove the protective cover to see the small connector. But don't mess with it yourself; the space is tight and you could easily damage other components. If you connect the wrong wires, you might fry the electronics. It's much easier to just take it to the 4S shop to get it fixed. After all, sensors have a limited lifespan, so regular checks and preventive maintenance are more reassuring.

[VonMicah]

I think the engine speed sensor of the new Passat is probably located near the front or bottom of the engine, close to the crankshaft, mainly used to detect wheel speed and control vehicle speed. If it fails, the tachometer may get stuck or the car may have trouble starting. Knowing its location is quite important to easily identify issues before they escalate. It's recommended to check the car manual for diagrams or use a mobile app to scan the vehicle number to confirm the exact position and avoid mistakes. Keep it simple and avoid complicated operations to prevent unnecessary trouble.