What is the construction and purpose of switches, controls, and ignition locks?

Switches, controls, and ignition locks are parts responsible for transmitting commands to the car's electrical and mechanical systems. A typical component consists of a housing, contacts, a connector, a button, a knob, or an ignition barrel, depending on the application. These parts are mounted in the vehicle cabin, most often at the steering column, on the dashboard, in the doors, or in the center console. Their task is to provide convenient and precise control of car functions.

What are switches, controls, and ignition locks used for?

Switches, controls, and ignition locks are used to operate lights, wipers, windows, mirrors, locks, heating, and to start the ignition. They are responsible for transmitting a signal to the appropriate module or receiver, so their efficiency directly affects driving comfort and safety. In the case of the ignition lock, cooperation with the steering lock, immobilizer, and starting system is also important.

What role does the control signal play in the operation of these components?

A control signal is information transmitted after activating a button, switch, or ignition lock. It is used to turn on, turn off, or change the operating mode of a specific vehicle system, for example, lights or windows. In practice, its correct transmission depends on the condition of the contacts, connector, wiring harness, and the part's compatibility with the car's electronics. Even slight wear on pins or the mechanism can cause intermittent function operation.

How to choose a switch or ignition lock for a specific car?

It is best to compare the OEM part number, interchangeable numbers, vehicle placement, and equipment version. It is also worth checking the transmission type if the component works with a specific locking system or control panel. For door and console elements, color, mounting side, and button layout are also important.

What symptoms indicate wear of switches, controls, or ignition locks?

Typical symptoms include no response when pressed, intermittent operation, mechanism sticking, lack of backlighting, or play in the button or knob. In the ignition lock, there may be difficulties turning the key, problems with the ignition position, or incorrect steering column unlocking. Such signals should be compared with the condition of the connectors and housing before purchasing a replacement part.

What should be checked before installing a used control element?

Before installation, it is good to assess the condition of the clips, pins, housing, and button surfaces, and compare the part with the old element. Check if the mounting points, plug type, and functions supported by the module match. For parts from door panels or consoles, ensure the element matches the interior trim and cooperating components.

Switches & Controls

At Global Parts automotive store we offer a wide selection of original used car parts including switches, controls and ignitions for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The switches, controls and ignitions we offer undergo quality control so that you can be sure that you are getting a top-class product.

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Mercedes-Benz ML W163 Alarm Monitor Motion Sensor Control Switch A1635408311

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Mercedes X253 Console Switch Panel Sat Navigation Knob Controller A2059006115

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Mercedes W211 C219 Hazard Warning ESP Switch Panel Control A2118218358

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Mercedes W211 Steering Wheel Button Switch Left Black Multifunction

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Mercedes W204 Cover Trim Multifunction Switch Steering Wheel A0994640813

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Mercedes-Benz CL203 Steering Wheel Button Switch Left Black Multifunction

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Mercedes M W164 Button Locking Door Switch Black Right A2518201010

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Mercedes Sprinter W906 Indicator Wiper Stalk Control Switch A9065450110

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Mercedes S205 Steering Column Switch Module Combi Switch Stalk A2059007119

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Key Reader Mercedes Sprinter W906 Ignition Lock Remote Module A9065456408

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Mercedes W221 Switch Panel Dashboard Dash PDC Suspension Unit A2218215451

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Mercedes W907 W910 Window Lifter Electric Switch Button Driver Side A9079051208

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Mercedes-Benz C-Class W203 Turn Signal Light Wiper Stalk Switch A2035450010

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Mercedes-Benz Vito W639 Center Hazard Wiper ASR Locking Control Switch Panel

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Mercedes W205 C253 Steering Wheel Switches Multifunction Button A0999050200

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Part no. A2198700110

Seat Adjust Switch Mercedes W219 Control Panel Front Left N/S A2198700110

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Remote Key Mercedes W907 W910 Radio Alarm Fob Button A9079050507

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Part no. A2215404045

Mercedes W221 Switch Cluster Steering Column Wiper Stalk Slip Unit A2215404045

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Part no. rhd-A1778200100

Mercedes C118 Front Wiper Indicator Steering Column Switch Stalk A1778200100

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Part no. A1687600906

Mercedes-Benz A-Class W168 Radio Remote Alarm Key Fob Button Lock A1687600906

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Window Lifter Switch Mercedes W211 W219 Driver's Side Control Panel A2118213679

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Mercedes-Benz ML W164 Front Right Door O/S Interior Handle Illumination Wiring

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Part no. A0015404645-1

Steering Column Switch Mercedes W638 W901 Cluster Indicator Wiper A0015404645

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Mercedes-Benz C-Class W203 Cruise Control Switch Stalk A2035450424

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Switch Panel Mercedes W169 W245 Heated Seats Dashboard Control A1698208810

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Mercedes-Benz S-Class W220 Dash Control Panel Hazard Switch Cluster A2208217558

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Mercedes-Benz A-Class W168 Radio Holder Bracket Mounting Housing A1686890016

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Part no. A1779052604

Mercedes W177 Switch Control Block Button Panel Controller A1779052604

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Mercedes W163 Seat Control Adjustment Switch Front Left N/S A1638202210

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Mercedes SLK R172 Air Conditioning Heater Control Switch Panel A1729004204

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Mercedes W204 Locking Switch Button Front Door Left N/S A2048706310

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Part no. A2129004525

Mercedes W212 A/C Air Con Climate Heater Control Unit Switch Panel A2129004525

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Part no. A0005452812-1

Mercedes W177 Brake Light Electrical Switch Button A0005452812

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Mercedes W204 Window Switch Driver's Side Door Regulation Panel Unit A2048703558

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Mercedes R350 V251 Steering Column Switch Wiper Automatic Gearbox A1645458616

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Part no. A1688300854

Mercedes A-Class W168 Dashboard Centre Right O/S Air Vent Black A1688300854

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Part no. A2469001211-2

Mercedes W176 Steering Column Switch Cluster Wiper Stalk Slip Squib A2469001211

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Part no. A0285456932

Mercedes-Benz CL S Class C215 W220 Indicator Wiper Stalk Switch A0285456932

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Mercedes W164 Electric Window Regulator Driver's Side Switch A2518300290

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Mercedes W212 Headlight Switch Unit Control Switch Panel Button A2129051600

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Mercedes-Benz CL203 Steering Wheel Button Switch Right Black Multifunction

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Hazard Switch Mercedes W176 W246 Centre Console ECO Button Panel A2469055602

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Mercedes R171 Dashboard Dash Hazard Light Lock Switch Panel Control A1718207810

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Mercedes W204 Steering Wheel Switch Unit Multifunction Right O/S A2048210451

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Part no. A2048210351

Mercedes W204 Steering Wheel Switch Unit Multifunction Left N/S A2048210351

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Mercedes Vito W639 Window Lifter Electric Switch Button Control Unit A6395450613

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Mercedes W164 Steering Column Switch Wiper Stalk Automatic Gearbox A1645458616

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Mercedes W205 C253 Steering Wheel Switch Multifunction Button Trim A0999050300

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Mercedes W176 Steering Wheel Indicator Wiper Slip Ring Switch A2469008417

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Mercedes-Benz W202 C208 W210 Rear Window Roller Blind Switch Button A2108202710

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Mercedes CLK W209 Seat Switch Adjustment Front Left N/S Beige A2098000178

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Switch Knob Mercedes W176 W246 Comand Sat Nav Navigation Controller A2469009815

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Mercedes W213 Steering Wheel Button Switch Right O/S Multifunction A0999053209

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Mercedes W164 W251 Steering Angle Sensor Unit A1645458716

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Shift Paddle Mercedes W166 W177 Steering Wheel Gear Switch SET A0999056807

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Steering Wheel Multifunction Mercedes W205 C253 Switch Button Trim A0999050200

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Steering Wheel Multifunction Mercedes W205 C253 Switch Button Trim A0999050200

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Mercedes X156 Seat Heater Button Hazard Triangle Control Panel Block A1569054601

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Mercedes W447 Headlight Switch Dashboard Mounted Light A4479058100

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Mercedes W168 Hazard Warning Light Window Lock Switch A1688206710

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Mercedes CLK W209 Steering Angle Sensor Slip Ring Air Module Squib A2095403045

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Mercedes Vito Viano W639 Headlight Switch Unit Button Knob A6395450604

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Mercedes W164 Steering Switch Column Wiper Stalk Slip Ring A1645450516

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Mercedes R171 Hazard Switch Panel Heated Seat Control A1718208310

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Mercedes W204 Centre Console Switch Control Unit Seat Heating Button A2049059802

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Mercedes C253 Air Suspension Rear Control Switch Button Panel A2539056801

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Mercedes R172 Switch Controller Panel Command Sat Nav Navigation A1729001505

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Mercedes ML GLE W166 Suspension Control Adjust Panel Switch Button A1669051151

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Mercedes C140 Seat Adjustment Switch Front Left N/S Memory Button A1408200510

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Mercedes W221 Window Lifter Switch Driver's Side Mirror Control A2218213751

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Mercedes C140 Seat Adjustment Switch Front Right O/S Memory Button A1408200610

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Mercedes Vito W639 Air Suspension Control Switch Button Panel A6396310208

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Window Switch Mercedes W205 X253 Lifter Driver's Side Regulator A2059056711

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Mercedes-Benz M ML W163 Centre Console Window Mirror Control Switch A1638207110

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Mercedes W177 W247 USB Port Multimedia Plug Connector Unit MM-BOX A2478203802

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Mercedes-Benz A W168 1 Climate Heater Control Unit Switch Panel A1688301285

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Mercedes W213 Bootlid Tailgate Control Release Switch Push Button A2229050409

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Start Stop Switch Mercedes W164 W204 W212 AMG Engine Button Unit A2215450514

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Mercedes GLC X253 Steering Column Switch Wiper Cruise Control Stalk Automatic

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Part no. A2469001211

Mercedes W176 Steering Column Switch Cluster Wiper Stalk Slip Squib A2469001211

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Part no. A1729002103

Mercedes R172 A/C Climate Heater Control Switch Module Unit Panel A1729002103

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Mercedes W205 C253 W447 Window Lifter Switch Regulation Front Door A2059051513

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Mercedes C215 W220 Steering Wheel Button Switch Black Multifunction A2208210679

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Mercedes-Benz S W221 Switch Parking Brake Release Handbrake Button A2215401445

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Seat Switch Mercedes C238 Front Door Heated Seat Right Switch A2139050404

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Mercedes W204 Steering Wheel Contact Plate Module Shift Paddles A2184640117

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Mercedes-Benz M-Class ML W164 Front Right Door O/S Electrical Cable Wiring

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Mercedes W206 W223 Door Window Lifter Switch Front Passenger Side A2239051903

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Mercedes SLK R172 Steering Wheel Contact Plate Shift Paddles A2184640817

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Hazard Switch Panel Mercedes W117 W156 W176 W246 Control Unit A2469058202

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Mercedes W205 Bootlid Trunk Hatch Release Button Control Switch A2059051718

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Mercedes W163 Centre Console Window Mirror Control Switch Unit A1638207110

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Start Stop Switch Mercedes W176 W246 Engine Button Silver A2469055003

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Mercedes C205 C253 Door Interior Seat Heat Switch Front Right O/S A2059053620

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Mercedes-Benz W202 W210 Estate Centre Console Window Regulator Control Switch

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Mercedes C207 Centre Console Panel Control Switch A2079058203

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Switch Mercedes C238 Door Switch Trunk Lid Opening A2229055011

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Mercedes Vito W639 Switch Panel Dash Hazard ASR Locking Wiper Button A6395455207

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Switch Mercedes W205 X253 Rear Right Seat Trim Switch Beige A2059052113

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