Motor electronics fuel injection ignition system components location on engine, part 4 of 4, showing knock sensor A16, crankshaft position sensor L5, oil pressure switch S41/1.

Engine bay photo with labeled components A16, L5, S41/1 identifying fuel injection and ignition sensors.

View full-size image ↗

See all Powertrain figures for the Fortwo (450), or browse the full figure library. Part numbers and callouts are community-sourced and cross-referenced against the manuals — confirm with your VIN before ordering.