maybe ring piston broken
go to napa and buy the sensor for about $11.00.
Turbine input speed sensor
Its under the hood.
the sensor is in the brake pad itself, it clips in top of brake pad
Behind front lisc plate assembly
Replace the sensor
To replace the camshaft sensor on a Mercedes C230 Kompressor, first, disconnect the battery to ensure safety. Locate the camshaft sensor, which is typically found near the front of the engine, and unplug the electrical connector. Remove the retaining bolt holding the sensor in place, then gently pull it out. Install the new sensor by reversing the steps: position it in place, secure it with the bolt, reconnect the electrical connector, and finally reconnect the battery.
In a Mercedes-Benz C230, the trunk light sensor is typically located near the trunk lid, often integrated into the latch mechanism or the trunk itself. It is designed to activate the trunk light when the trunk is opened. If you're having issues with the trunk light, checking the sensor's wiring and connection can help diagnose any problems. Always refer to the vehicle's manual for specific details related to your model year.
There is an intake and exhaust cam sensor, both are located at the front of the engine in the head. They have 2 wire/pin connectors. They intake cam sensor is the one on the driver's side. See orange circle in picture/link below.
On a 1999 Mercedes-Benz C230, the camshaft position sensor is located at the front of the engine, near the camshaft cover. It is typically positioned on the driver's side, attached to the cylinder head. To access it, you may need to remove certain components, such as the intake manifold or other parts obstructing your view. Always refer to a service manual for detailed instructions and diagrams specific to your vehicle.
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