1999 Mercedes-Benz ML320 Q&A

1999 Mercedes-Benz ML320 Question: is ther something other than the coil or something that controls the coils

what could be cutting the spark off so that it doesnt start? -
Answer 1
An anti theft system can prevent spark, a defective engine sensor such as a camshaft position sensor or crankshaft position sensor can contribute to lack of ignition spark. Wiring harness issues, fuses, bad electrical connections, relays or Electronic Control Unit problems can all effect spark. -
Comment 1
how can i determine what it is since there are so many possiblilities -
Comment 2
if one of the sensors fail will it give a code of some kind or check egnine light -