Poly-V belt removal and installation procedure for starter-alternator on 451 chassis with numbered callouts and detail views.

Engine bay service procedure showing belt tensioner, poly-V belt, and coolant pump pulley removal steps with multiple angle photographs.

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.