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 CL C216 Dashboard ABC Switch Buttons Control Panel Unit A2218216351

£104.95

Part no. A2108202210

Mercedes-Benz CLK E Class W208 W210 Headlamp Cleaning Washer Switch A2108202210

£13.95

Part no. A2108201710

Mercedes-Benz C E W202 W210 Anti Theft Towing Protection Switch A2108201710

£13.95

Part no. RHD-A2518700189

Mercedes W164 W251 Air Con Heater Climate Control Panel Switch A2518700189

£151.95

Part no. A2195450604-1

Mercedes C219 Headlight Fog Light Control Unit Switch Panel A2195450604

£13.95

Part no. A2118605586-1

Seat Belt Mercedes C219 W211 Front Seat Belt Left N/S Black A2118605586

£23.95

Part no. A1669052103

Mercedes ML W166 Seat Adjustment Switch Front Door Right Black A1669052103

£70.95

Part no. A1729051100

Mercedes SLK R172 Centre Console Switch Panel Hazard Light PDC ECO A1729051100

£132.95

Part no. A2049053003

Headlight Switch Mercedes X156 W204 W246 Fog Light Control Panel A2049053003

£13.95

Part no. A1779059404

Mercedes W177 Remote Key AMG Fob Button Switch Black A1779059404

£189.95

Part no. A2059005915-2

Mercedes W205 X253 Console Switch Panel Sat Navigation Controller A2059005915

£37.95

Part no. A1678205702

Mercedes EQA H243 Switch Trunk Lid Opening Front Door Switch A1678205702

£18.95

Part no. A2129051300

Mercedes S212 Hazard Warning Light ESP Switch Button Unit A2129051300

£13.95

Part no. A1698205710

Mercedes W245 Switch Panel Adjustable Electric Seat Right O/S A1698205710

£18.95

Part no. A2048210451

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

£18.95

Part no. A1648709851

Mercedes W221 Shift Pad Steering Wheel Gear Switch Left Right N/O/S A1648709851

£23.95

Part no. A1695401945

Mercedes-Benz A B Class W169 W245 Wiper Control Switch A1695401945

£13.95

Part no. A2048210351

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

£18.95

Part no. A1698208810

Switch Panel Mercedes W169 W245 Heated Seats Dashboard Control A1698208810

£13.95

Part no. A2128206310

Mercedes W212 Instrument Cluster Switch Suspension Control Unit A2128206310

£13.95

Part no. A2308200511

Mercedes R171 Bluetooth Hands Free Mobile Phone Telephone Adapter A2308200511

£189.95

Part no. A2059059306

Mercedes W205 Centre Console Switch Audio Volume Power ON/OFF Panel A2059059306

£32.95

Part no. A2059057203

Mercedes W205 Centre Console Start Stop PDC Switch Panel A2059057203

£37.95

Part no. A2198300985

Panel Mercedes C219 Air Conditioning Heater Blower Control Panel A2198300985

£23.95

Part no. A2038706410

Mercedes W209 Dashboard Panel Hazard Warning Locking PDC ESP Switch A2038706410

£13.95

Part no. A0008007978

Mercedes W204 Seat Adjustment Switch Control Panel Front Left N/S A0008007978

£13.95

Part no. A2059056500

Mercedes W205 W447 Dashboard Instrument Panel Light Switch Panel A2059056500

£18.95

Part no. A2139056608-1

Switch Mercedes C238 Electronic Parking Brake Switch A2139056608

£18.95

Part no. A4158210059

Mercedes W415 Citan Headlight Control Switch Cover Trim Light Lamp A4158210059

£13.95

Part no. A2118218358

Mercedes W211 C219 Hazard Warning ESP Switch Panel Control A2118218358

£23.95

Part no. A2078207410-1

Mercedes W207 A207 Cabrio Convertible Folding Top Roof Switch Panel A2078207410

£51.95

Part no. A2069006808

Mercedes W206 Seat Control Adjustment Switch Unit Front Right O/S A2069016806

£113.95

Part no. A2218216551

Mercedes W221 Dashboard Instrument Cluster Panel Button Switch A2218216551

£13.95

Part no. A1669052703

Mercedes GLE W166 C292 Ignition Start Stop Switch Control Unit A1669052703

£180.95

Part no. A2518705094-1

Mercedes W251 Navigation Media Head Unit Player Radio Sat Nav A2518705094

£237.95

Part no. A2129059700-2

Mercedes W204 W212 Switch Panel Right O/S Seat Adjustable Memory A2129059700

£51.95

Part no. A2129059600-3

Seat Switch Mercedes W204 W212 Adjustment Memory Front Left N/S Door A2129059600

£66.95

Part no. A2218209510

Mercedes C216 W211 Boot Lid Tailgate Open Release Control Switch A2218209510

£13.95

Part no. A2308202310-1

Mercedes C219 Control Switch Multifunction Steering Wheel Unit A2308202310

£75.95

Part no. A2129054900

Mercedes W212 Centre Console Switch Block Control Panel A2129054900

£13.95

Part no. A2059006115

Mercedes W205 Console Switch Panel Sat Navigation Knob Controller A2059006115

£56.95

Part no. A9079002203

Mercedes W907 W910 Control Panel Dashboard Radio Switch Unit A9079002203

£18.95

Part no. A2139001002-1

Mercedes W213 Switch Cluster Steering Column Wiper Stalk Slip Unit A2139001002

£156.95

Part no. A2059050004

Mercedes W205 W253 Heated Seat Switch Control Button Front Left N/S A2059050004

£13.95

Part no. A2125420189

Mercedes W212 Speedometer Knob Adjustment Shaft A2125420189

£13.95

Part no. RHD-A2129058300-1

Mercedes W212 AMG Switch Block Panel Traction Operating Unit A2129058300

£42.95

Part no. A2059050404

Mercedes W205 W253 Heated Seat Switch Control Button Front Right O/S A2059050404

£13.95

Part no. A2519052000

Mercedes W251 Centre Console Switch Control Unit Panel A2519052000

£13.95

Part no. A2218701758

Mercedes W221 Switch Block Control Unit Panel Parktronic ESP A2218701758

£28.95

Part no. A1638200010

Mercedes-Benz M ML W163 Headlight Height Aim Adjuster Level Control Switch

£13.95

Part no. A1638202710

Mercedes-Benz M-Class ML W163 ESP Brake Control Button Switch A1638202710

£13.95

Part no. A1648707310

Mercedes ML W164 Suspension Control Switch Button Panel A1648707310

£18.95

Part no. A1638203410

Mercedes-Benz M-Class ML W163 Rear Wiper Wash Switch A1638203410

£13.95

Part no. A2124407703

Mercedes W212 Steering Wiper Control Indicator Stalk A2124407703

£94.95

Part no. A2469052101

Mercedes W176 Dashboard Switch Panel Strip Seat Heater A2469052101

£23.95

Part no. A2059005915-1

Mercedes W205 Console Switch Panel Sat Navigation Knob Controller A2059005915

£51.95

Part no. A2218700158

Mercedes W221 Rear Seat Heating Switch Adjustment Right O/S A2218700158

£23.95

Part no. A1715402945

Mercedes R171 W211 Steering Column Adjustment Stalk Switch A1715402945

£13.95

Part no. A9079053102

Headlight Switch Mercedes W907 W910 Dashboard Light Control Panel A9079053102

£66.95

Part no. A2118213358-1

Mercedes W211 Steering Wheel Phone Control Switch A2118213358

£23.95

Part no. A1688200426

Mercedes W168 Immobilizer Control Unit Module ECU A1688200426

£13.95

Part no. A2044407501

Mercedes W204 Indicator Wiper Switch Stalk Assembly A2044407501

£47.95

Part no. A1779056600

Mercedes W177 W247 Seat Switch Memory Adjustment Front Right O/S A1779056600

£56.95

Part no. RHD-A2069050302

Mercedes W206 W214 Central Lock Switch Driver's Door Locking Button A2069050302

£18.95

Part no. A2139050804

Mercedes C238 A238 Seat Heating Control Switch Button Right O/S A2139050804

£18.95

Part no. A2048707151

Mercedes S204 Trunk Switch Wagon Tailgate Lid Remote Control Button A2048707151

£13.95

Part no. A2518200510-4

Mercedes W169 W245 W251 Power Window Switch Control Buckskin A2518200510

£13.95

Part no. A1638200210

Mercedes ML W163 Front Seat Heating Switch Button A1638200210

£13.95

Part no. A2218214551

Mercedes W221 Window Roller Blind Door Switch Rear Left Right N/O/S A2218214551

£28.95

Part no. A2059009014-1

Mercedes W205 Console Switch Panel Sat Navigation Knob Controller A2059006816

£51.95

Part no. A1648700551

Switch Mercedes X164 Dashboard Switch Panel Hazard Lights Seats A1648700551

£18.95

Part no. RHD-A4709059300

Mercedes W470 Window Control Switch Button Front Right O/S A4709059300

£18.95

Part no. A2469055502

Mercedes W176 Hazard Light Control Panel Switch A2469055502

£94.95

Part no. 16228387-1

Mercedes W163 Roof Reading Light Lamp Tow Button 16228387

£18.95

Part no. A2308217451

Mercedes W204 Steering Wheel Paddle Shift Plus/Minus Set X2 A2308217451

£123.95

Part no. A2218216751

Mercedes-Benz W221 Switch Block Control Unit Panel Sport Parktronic A2218216751

£18.95

Part no. RHD-A2139059703-1

Door Lock Switch Mercedes W213 W907 Locking Button Front Right O/S A2139059703

£18.95

Part no. A2218210151

Mercedes-Benz S W221 Switch Panel Door Locking Button Right O/S A2218213051

£13.95

Part no. A1718209210

Dashboard Panel Mercedes R171 Switch Button Select Control Unit A1718209210

£113.95

Part no. 284365XA1B

Mercedes X250d W470 Interior Ultrasound Alarm Sensor Switch Panel 284365XA1B

£32.95

Part no. A2129056101

Mercedes A207 Switch PDC Cabrio Center Console Parktronic Switch A2129056101

£13.95

Part no. A2129055801

Mercedes A207 Headrest Regulator Control Switch Left N/S A2129055801

£13.95

Part no. A2218700558

Seat Switch Mercedes W221 Heating Memory Adjustment Front Right O/S A2218700558

£28.95

Part no. A2059053500

Mercedes W205 W447 Center Console PDC Parking Distance Switch A2059053500

£13.95

Part no. A2059005915-5

Mercedes W205 Console Switch Panel Sat Navigation Knob Controller A2059005915

£47.95

Part no. A1644400300

Mercedes X164 W164 Steering Column Cruise Control Lever Drive Select A1644400300

£85.95

Part no. A2059005915-7

Mercedes W205 Console Switch Panel Sat Navigation Knob Controller A2059005915

£13.95

Part no. A2079055901

Mercedes A207 Heated Seat Parking Sensor Block PDC Switch Panel A2079055901

£37.95

Part no. A2115401262-1

Mercedes W211 Steering Column Switch Trim Panel Covering Black A2115401262

£18.95

Part no. A1638203610-1

Mercedes ML W163 Interior Light Control Switch Button Cover Trim A1638203610

£13.95

Part no. A2059051810

Lights Switch Mercedes W205 Fog Lights Ilumination Dimmer Switch A2059051810

£13.95

Part no. RHD-A2518100300-IRS

Mercedes W251 Wing Mirror Door Power Fold Left N/S Iridium Silver Metallic - 775

£170.95

Part no. RHD-A1176800871

Mercedes CLA C117 Dashboard Panel Trim Air Vent Cover Surround A1176800871

£75.95

Part no. RHD-A2059051907

Mercedes C205 Door Panel Switch Block Memory Seat Front Left N/S A2059051907

£28.95

Part no. RHD-A2218702379

Mercedes W221 Seat Switch Panel Front Left N/S Memory Ventilated A2218702379

£47.95

Part no. 61829733B

Mercedes W164 Shift Pad Steering Wheel Gear Switch Button 61829733B

£13.95

Part no. A1725400362-9

Mercedes R172 Steering Wheel Switch Multifunction Button Trim A1725400362

£28.95

Part no. A2218702386

Mercedes W221 Seat Switch Adjust Control Module Front Left N/S A2218702386

£18.95

Part no. RHD-A2128702010

Mercedes W212 AMG Switch Block Panel A2128702010

£56.95

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