Chassis figures — Smart Fortwo (451)

401 chassis illustrations for the Smart Fortwo (451) — schematics, exploded views, and procedure photos drawn from the manuals. Open any figure for its source page, part references, and a copyable link.

Engine bay diagram of orange Smart fortwo with six numbered callouts identifying maintenance points. 451 Smart fortwo 451 front end maintenance points including Brakes · p16 Labeled diagram of front axle suspension components for smart fortwo 451 with six numbered callouts. 451Exploded view Front axle assembly with McPherson suspension design on Suspension · p65 Exploded diagram of smart fortwo rear axle assembly with numbered callout labels 7-13. 451Exploded view Rear axle assembly with suspension components, chassis 451 Suspension · p66 Lowered rear drive module of smart fortwo 451 with engine and drivetrain components visible 451 Rear module lowered on chassis 451, showing engine Suspension · p67 Smart fortwo 451 tire pressure monitor system diagram showing instrument cluster, wheel sensors, SAM control unit, and cockpit switch. 451Schematic Tire pressure monitor system components and locations on Wheels & tires · p69 Exploded brake system diagram of orange Smart car showing numbered components from pedal to wheels. 451Exploded view Smart fortwo 451 brake system components with eight Brakes · p71 Exploded view diagram of brake pedal module with labeled parts 9-20 and S9/1. 451Exploded view Brake pedal module assembly with 12 numbered callouts Brakes · p72 ESP brake system schematic with numbered callouts showing control modules, sensors, and CAN bus connections 451Schematic Electronic Stability Program ESP data flow chart showing Brakes · p75 Exploded view of electric power steering system showing steering column, wheel, and EPS motor assembly. 451Exploded view Electric power steering EPS system with rack-and-pinion Steering · p76 Exploded diagram of EPS motor, control unit, and steering gear assembly with numbered callouts. 451Exploded view Electric power steering (EPS) system design and components Steering · p77 Exploded diagram of steering torque sensor and power steering motor assembly with seven numbered callout labels. 451Exploded view Electric power steering (EPS) torque sensor and motor Steering · p78 Schematic diagram of steering system components connected via CAN bus network. 451Wiring diagram Electric power steering EPS data flow chart showing CAN bus Steering · p80 Two steering wheel designs for smart fortwo 451: standard two-spoke leather wheel and three-spoke sport wheel with paddle shifters. 451 Steering wheel variants for 451 chassis: two-spoke leather Steering · p81 Exploded view of steering wheel assembly showing wheel rim, hub, and internal contact unit with callout detail. 451Exploded view Steering wheel removal and installation components for Steering · p82 Diagram showing brake vacuum pump, sensors, and relay positions on electric fortwo. 451Exploded view Brake system vacuum pump and sensor locations on smart Brakes · p64 Smart accessories catalog cover with nine product images and brand logo 451 Genuine accessories catalog cover for Smart Fortwo, Fortwo Wheels & tires · p1 Contents page with four numbered sections: interior accessories, exterior accessories, safety features, and Brabus wheels. 451 Table of contents showing Interior 4, Exterior 10, Safety Wheels & tires · p3 Five different alloy wheel designs with part numbers and tire specifications for smart vehicles 451 Five wheel and tire options for smart fortwo chassis Wheels & tires · p12 Tire pressure gauge tool, valve caps set, and decorative roof decal options shown on blue Smart car. 451 Tire pressure gauge, valve caps, and roof/side decal sets Wheels & tires · p13 Black Smart ForTwo with red front bumper accent and multi-spoke alloy wheels displayed against brick wall. 451 Smart ForTwo 451/453 front exterior with red front spoiler Wheels & tires · p18 Three wheel images showing Monoblock 8 alloy wheels in silver and anthracite finishes, plus hub cap and bolt cover details. 451Exploded view Monoblock 8 alloy wheel options with silver and anthracite Wheels & tires · p22 Collage of smart car accessories including floor mats, alloy wheel, dashboard trim, and steering wheel in blue and black. 451 Smart accessories catalog cover page featuring floor mats Wheels & tires · p28 Cutaway technical illustration of Smart Fortwo 451 coupe and cabrio models with internal components visible. 451Exploded view Smart Fortwo 451 coupe and cabrio cutaway overview showing Suspension · p9 Engine bay of orange Smart Fortwo with six numbered callouts showing maintenance component locations 451 Smart Fortwo 451 front-end maintenance points: brake fluid Brakes · p16 Labeled diagram of front axle suspension components with six numbered callouts. 451Exploded view Front axle assembly with McPherson suspension design for Suspension · p65 Exploded view of rear axle assembly showing coil springs, shock absorbers, and support structure on both wheels. 451Exploded view Smart Fortwo 451 rear axle assembly with suspension Suspension · p66 Diagram showing TPM sensor locations on red smart car with callout boxes for dashboard display, control unit, wheel sensors, and switch. 451Schematic Tire pressure monitor system components and locations on Wheels & tires · p69 Exploded view diagram of Smart fortwo 451 brake system showing eight major components labeled with callout numbers. 451Exploded view Brake system components and layout on chassis 451 fortwo Brakes · p71 Exploded view diagram of brake pedal module with 12 numbered parts and labels. 451Exploded view Brake pedal module components with numbered callouts Brakes · p72 Brake system ESP control schematic with numbered components and CAN bus network diagram. 451Schematic Electronic Stability Program ESP data flow chart showing Brakes · p75 Steering section showing EPS system components, steering wheel, and rack assembly cutaway diagram. 451 Smart Fortwo 451 steering systems: rack-and-pinion Steering · p76 EPS system components diagram showing motor, pinion shaft, rack, and control unit location on Fortwo 451. 451Exploded view Electric power steering (EPS) system components and design Steering · p77 Diagram of power steering torque sensor assembly with labeled components M19, B23, N68 and worm shaft mechanism. 451Schematic Electric power steering system components and torque sensor Steering · p78 Steering system schematic with numbered CAN bus connections between ECU, motor, and sensors. 451Wiring diagram Electric power steering EPS data flow chart showing CAN bus Steering · p80 Two steering wheel designs for smart fortwo model 451 with specifications and paddle shift operation details. 451Location callout Steering wheel variants for chassis 451, including Steering · p81 Steering wheel assembly with paddle shifts and airbag module detail callout, smart fortwo 451. 451 Steering wheel removal and installation components for Steering · p82 Two service procedure diagrams showing engine compartment component identification with numbered callouts. 451Location callout Engine bay electrical lines, grommet, brackets, and brake Brakes · p27 Diagram showing twisting brake line ends and applying heat to solder connector with hot air tool. 451Location callout Twisting line ends and heating axial solder connector with Brakes · p31 Service procedure table and three photos showing wiper switch location on steering column and removal steps. 451Location callout Wiper switch removal and installation procedure for Smart Steering · p38 Four photographs showing ignition switch lock cylinder location and transmitter key, with numbered removal and installation steps. 451Location callout Ignition/starter switch lock cylinder removal and Steering · p40 Combination switch removal procedure with three detail photos showing steering column components and a seven-step service table. 451Location callout Remove and install combination switch AR54.25-P-2800MCC on Steering · p41 Top-view diagram of steering wheel showing cruise control switch locations with numbered callouts and parts table below. 451Location callout Cruise control switch components and removal/installation Steering · p42 Interior dashboard showing tachometer, clock, HVAC, audio system, and steering wheel paddle shifters with function legend. 451Location callout Upper center console controls and steering wheel gearshift Steering · p30 Parking brake lever with numbered callouts showing release button and engagement mechanism. 451Location callout Parking brake lever release and engagement procedure with Brakes · p83 Brake pedal location on dashboard with callout and text describing brake system operation and warnings. 451 Brake pedal location and operation procedures for Smart Brakes · p84 12V auxiliary power outlet showing 5A maximum rating and wheel cover with numbered callouts for valve alignment. 451Location callout Auxiliary power outlet in lower center console and wheel Wheels & tires · p109 Two engine bay photos showing windshield washer reservoir on left, brake fluid reservoir on right with callout labels. 451Location callout Windshield washer and brake fluid reservoirs located in Brakes · p119 Owner's manual page showing tire pressure placard, inflation warnings, and maintenance guidance. 451 Tire and Loading Information placard with recommended cold Wheels & tires · p122 Page 123 showing TPMS restart instructions, tire pressure warnings, and dashboard button location. 451 TPMS restart procedure and maximum tire inflation pressure Wheels & tires · p125 Driver's door B-pillar showing Tire and Loading Information placard location point. 451 Tire and Loading Information placard location on driver's Wheels & tires · p126 Tire and Loading Information placard examples showing weight limits and seating capacity callouts. 451Location callout Tire and Loading Information placard location on driver's Wheels & tires · p127 Manual page explaining tire care including pressure checks, inspection points, rotation direction, and tread depth guidelines. 451 Tire inflation pressure checking, inspection criteria Wheels & tires · p129 Page 128 showing tire tread depth indicators, quality grading standards with traction and temperature ratings, and tire storage and cleaning instructions. 451 Tire tread wear indicators, uniform quality grading Wheels & tires · p130 Wheel and tire diagrams with nine numbered callout points identifying tire components and sidewall markings. 451Location callout Tire and wheel identification callouts with size Wheels & tires · p132 Two tables showing speed rating indexes and load identification information for vehicle tires. 451 Tire speed ratings and load identification specifications Wheels & tires · p134 Tire sidewall showing labeled DOT TIN markings with callouts 1-5 identifying manufacturer, size, type, and date. 451Location callout DOT tire identification number (TIN) components Wheels & tires · p135 Tire cross-section diagram with callouts identifying sidewall and tread plies, plus technical terminology for tire and loading specifications. 451Location callout Tire ply material construction showing sidewall and tread Wheels & tires · p136 Two vehicle interior diagrams showing tire repair kit under carpet and first-aid kit in cargo area 451 Tire repair kit location in passenger footwell and Wheels & tires · p154 Tire repair kit diagram showing flange lid, pressure gauge, vent screw, filler hose, operating instructions label, electrical plug, air pump switch, sticker, and sealant container. 451Exploded view Flat tire repair kit components and sealing procedure with Wheels & tires · p180 Instructions for repairing flat tire with sealant and electric pump, showing container, valve, hose, and switch components. 451Location callout Flat tire repair procedure using tire sealant container Wheels & tires · p181 Service manual page showing wheel removal procedures, safety warnings about jacking, and diagram of steel rim with wheel cover. 451Location callout Wheel change procedures: removing wheel, jacking safety Wheels & tires · p184 Wheel change instructions showing trim cap removal, jack placement, and wheel bolt mounting details. 451Location callout Wheel change procedure for steel rim with trim cap, jack Wheels & tires · p185 Page 211 showing oil viscosity temperature chart, engine oil additives warning, brake fluid warning, AC refrigerant type, and premium unleaded gasoline safety information. 451 Engine oil viscosity grades chart and service fluids Brakes · p213 Steering wheel with shift paddles and dashboard console controls labeled 1-12. 451Location callout Steering wheel gearshift control paddles and upper center Steering · p10 Steering column combination switch with numbered callouts showing high beam, flasher, turn signals, and wiper functions. 451Location callout Combination switch controls high beam, high-beam flasher Steering · p19 Engine service flap location with lever and numbered callouts showing access points for fluid checks. 451 Tire inflation pressure specifications and service flap Wheels & tires · p23 Two diagrams showing tire repair kit under carpet and first-aid kit in cargo area with numbered callouts. 451 Tire repair kit location in passenger footwell and Wheels & tires · p24 Annotated dashboard showing tachometer, cockpit clock, HVAC controls, audio system, and various switches numbered 1-12. 451Location callout Upper center console controls including HVAC, audio system Steering · p28 Numbered callouts on center console showing gear selector, starter switch, parking brake, and coin holder locations. 451Location callout Lower center console controls including gear selector Steering · p29 Numbered callouts showing parking brake lever and release button on vehicle interior. 451Location callout Parking brake lever location and operation procedure on Brakes · p79 Instruction page showing parking brake lever operation and brake pedal safety information with callout diagram. 451 Parking brake lever engagement and brake pedal operation Brakes · p80 Diagram showing wheel cover installation with valve alignment and removal instructions. 451Location callout Wheel cover mounting and removal procedure on steel rim Wheels & tires · p105 Two engine bay photos showing washer and brake fluid reservoir locations with numbered callouts. 451 Windshield washer reservoir driver side and brake fluid Brakes · p115 Tire pressure placard and text explaining effects of underinflated and overinflated tires on vehicle performance. 451 Tire and Loading Information placard with recommended cold Wheels & tires · p118 Dashboard photo showing TPMS restart button callout 1, with text on restarting tire pressure monitoring system. 451 TPMS restart button location on dashboard and tire pressure Wheels & tires · p121 Tire sidewall showing 420 KPA maximum pressure and B-pillar placard location diagram. 451 Tire inflation pressure specifications and driver's door Wheels & tires · p122 Tire and Loading Information placard with load limit and seating capacity data table. 451 Tire and Loading Information placard showing load limits Wheels & tires · p123 Page 123 from Tires and wheels section showing tire care maintenance instructions and safety warnings. 451 Tire maintenance procedures including inflation pressure Wheels & tires · p125 Page 124 showing tire maintenance, treadwear indicators, and U.S. tire grading information with labeled tire photos. 451Location callout Tire tread wear indicators, Uniform Tire Quality Grading Wheels & tires · p126 Tire sidewall with size marking 225/55 R 16 95 H and numbered callouts; wheel assembly diagram with nine labeled components. 451Location callout Tire sidewall markings and wheel assembly callouts showing Wheels & tires · p128 Reference tables showing tire speed rating indexes H through ZR and M+S winter tire ratings with corresponding mph/km/h speeds. 451 Tire speed ratings and load identification specifications Wheels & tires · p130 Tire sidewall showing DOT marking, manufacturer ID, tire size, type code, and date of manufacture with five numbered callouts. 451Location callout DOT Tire Identification Number (TIN) components and Wheels & tires · p131 Cross-section of tire showing sidewall and tread markings with numbered callouts and reference material. 451 Tire ply material composition and loading terminology Wheels & tires · p132 Owner manual page showing tire repair kit under carpet and first-aid kit in cargo area with numbered callouts. 451 Tire repair kit and first-aid kit locations in passenger Wheels & tires · p150 Diagrams showing tail lamp unit, license plate lamps, and high-mounted brake lamp with bulb types and wattages. 451Location callout Rear and license plate lighting bulb specifications and Brakes · p168 Manual page with flat tire procedures, wiper blade diagrams, and safety instructions. 451 Flat tire emergency procedures: vehicle preparation, wiper Wheels & tires · p174 Tire repair kit with pump, sealant container, and numbered assembly instructions for sealing a flat tire. 451Location callout Flat tire repair kit components and sealing procedure for Wheels & tires · p176 Diagram showing tire valve connection and electric air pump switch with numbered callouts and warning instructions. 451Location callout Flat tire emergency sealant inflation procedure using Wheels & tires · p177 Two photos showing steel rim with wheel cover and trim cap removal techniques. 451 Wheel change procedure showing removal of wheel cover and Wheels & tires · p180 Service manual page showing wheel change instructions with numbered callouts and warning boxes. 451Location callout Wheel change procedure: jack positioning, wheel removal Wheels & tires · p181 Manual page 207 with viscosity chart, fluid warnings, and service requirements for Smart car maintenance. 451 Service fluids and capacities page showing engine oil Brakes · p209 Steering wheel showing three numbered callouts for shift paddles and display on fortwo 451. 451Location callout Steering wheel gearshift control paddles with left Steering · p5 Dashboard console layout showing gauges, HVAC controls, audio system, and lower console gear selector and starter switch. 451Location callout Upper and lower center console controls and components with Steering · p10 Starter switch diagram showing positions 0-2, seat adjustment controls, and exterior mirror adjustment levers. 451Location callout Starter switch positions, seat adjustments, manually Steering · p13 Steering column combination switch showing headlamp, high-beam, and turn signal control positions with numbered callouts. 451Location callout Lighting control switches for headlamps, high-beam flasher Steering · p15 Parking brake lever and release button identified with callout numbers 1 and 2. 451Location callout Parking brake lever and release button location on center Brakes · p17 Steering wheel showing numbered callouts for gearshift controls and paddles. 451Location callout Steering wheel gearshift control with multifunction display Steering · p28 Two photos showing dashboard instruments, HVAC controls, audio system, and cup holders with numbered callout labels. 451Location callout Center console dashboard and interior controls with 18 Steering · p29 Steering column combination switch diagram showing turn signal positions and high-beam flasher controls 451Location callout Turn signals and high-beam headlamps combination switch Steering · p69 Driver door window controls with numbered callouts and transmission gearshift pattern diagram with position labels. 451Location callout Side window controls, gearshift pattern, and starting Steering · p80 Parking brake lever diagram showing release button and lever positions for engagement and disengagement. 451Location callout Parking brake lever engagement and release procedures with Brakes · p82 Brake pedal diagram with callouts showing dual circuits and servo operation warnings. 451 Brake pedal operation, dual circuits, servo function, and Brakes · p83 Steering wheel controls and dashboard display showing cruise control activated and set speed indicators. 451 Cruise control system operation on steering wheel with Steering · p103 Steering wheel diagram with four numbered cruise control buttons and text instructions for operating cruise control functions. 451 Cruise control steering wheel buttons and operation Steering · p104 Two photos showing brake fluid reservoir cap location with callout marker 1, windshield washer procedures above. 451Location callout Brake fluid reservoir location and checking procedure in Brakes · p127 Tire placard with inflation pressure table and warnings about underinflated and overinflated tires. 451 Tire and Loading Information placard shows recommended cold Wheels & tires · p130 Manual page showing tire pressure monitoring system restart instructions and maximum tire pressure warning details. 451 TPMS restart procedure and maximum tire inflation pressure Wheels & tires · p133 Owner's manual page explaining tire inflation, vehicle loading limits, and Tire and Loading Information placard details. 451 Tire and Loading Information placard location on driver's Wheels & tires · p134 Tire and Loading Information placard with seating capacity callout 1 and tire pressure data table. 451Location callout Tire and Loading Information placard showing seating Wheels & tires · p135 Close-up of tire sidewall label displaying maximum load rating and weight specifications. 451Location callout Tire certification label showing maximum load rating of 710 Wheels & tires · p137 Owner manual page 136 showing tire inspection checklist, tread depth specifications, and treadwear indicator diagram with yellow arrow. 451 Tires and wheels maintenance guide covering inflation Wheels & tires · p138 Tire sidewall with three numbered callouts indicating tread wear, traction, and temperature grade locations. 451Location callout Uniform Tire Quality Grading Standards showing tread wear Wheels & tires · p139 Tire diagram with numbered labels pointing to sidewall markings and information locations 451Location callout Tire sidewall labeling diagram with nine numbered callouts Wheels & tires · p140 Tire sidewall markings explained with numbered callouts identifying tire specifications and ratings. 451Location callout Tire size designation breakdown showing width, aspect Wheels & tires · p141 Speed rating index chart and tire sidewall with five numbered callouts identifying TIN components. 451Location callout Tire speed ratings table and DOT Tire Identification Number Wheels & tires · p143 Tire sidewall with numbered callouts identifying DOT symbol, manufacturer mark, and ply material composition text. 451Location callout Tire sidewall markings showing DOT symbol, manufacturer ID Wheels & tires · p144 Text-based index listing topics like battery replacement, flat tire, wheel change, and fuses with page numbers. 451 Table of contents for practical hints section covering Wheels & tires · p161 Owner's manual page showing tire repair kit and first-aid kit locations with numbered callout diagrams. 451 Tire repair kit location in passenger footwell and Wheels & tires · p162 Three diagrams showing rear tail lamp unit locations, license plate lamp, and high-mounted brake lamp with numbered callouts and bulb specifications. 451Location callout Rear lamps, license plate lamps, and high-mounted brake Brakes · p184 Page 188 showing flat tire procedures, wiper blade removal/installation, washer nozzle adjustment with numbered callouts, and tire repair kit warnings. 451Location callout Flat tire emergency procedures, vehicle preparation steps Wheels & tires · p190

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