Camshaft components identification and adjustment procedures with numbered callouts for smart 450/451/452/454 engine.

Technical diagram showing camshaft sprocket, timing chain, adjuster, and related engine components with numbered labels.

Chassis: Fortwo (450)
System: Powertrain · Engine
Figure type: Exploded view
Source: 2007-2014 smart (450 451 452 454) - Workshop Repair Manual, page 696 Open manual →
Callouts: 12 numbered callouts visible on the figure

Parts referenced

Camshaft sprocket
Exhaust camshaft
Bolt
Screw plug
Timing case cover
Timing chain
Camshaft adjuster
Ratchet
Chain tensioner
Intake camshaft
Driver

engineexploded viewcallout numberedservice procedure

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.