Where is the crankshaft sensor on a 1991 Mercedes 500sl?

On a 1991 Mercedes 500SL, the crankshaft position sensor is typically located near the crankshaft pulley, on the engine block. It may be found on the lower part of the engine, often near the transmission bell housing. Accessing it may require removing some components for better visibility and reach. Always consult the vehicle's service manual for specific details and procedures.