List Of Mercedes S550 Check Engine Light 2023. Web once you have stopped you should use an obd ii scan tool to read the code that was thrown to the ecu that caused the light to turn on. Changed the crank position sensor.still same problem.when to my mechanic he plug the car to the mb computer.

It was a week after i paid for my b. Web please wait while the page loads. Problem with exhaust gas oxygen sensor (lambda probe):