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
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.
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One does not simply take the radio out of a 1999 c230 kompressor.
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