There are 4 segments on the flywheel, but only 1 of them has a magnet.

IT is there to help synchronize the injectors IF the cam sensor fails.

Most mis-fires are ignition related, dist caps, rotors, or wires.

__________________
MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
Mercedes Benz Star Technician (2 times)
44 years foreign automotive repair
27 Years M.B. Shop foreman (dealer)
MB technical information Specialist (15 years)
190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
Retired Moderator