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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Switch Panel Mercedes W207 A207 Centre Console Dash PDC Heated Unit A2079059300

£13.95

Part no. A2139051303

Mercedes X167 W205 W213 X253 Brake Pedal Sensor Control Unit A2139051303

£18.95

Part no. A1669053800

Seat Adjustment Switch Mercedes W166 Front Door Card Right Switch A1669053800

£28.95

Part no. A2059006015-1

Media Control Mercedes W205 X253 Touch Pad Rotary Button Panel A2059006015

£13.95

Part no. A2124409103

Steering Column Cluster Mercedes C207 W212 Indicator Stalk Squib A2124409103

£85.95

Part no. A2059053601

Mercedes W205 Switch Media Nav Radio Hazards Dashboard Upper Panel A2059053601

£13.95

Part no. A2469059201

Mercedes W246 W242 W176 Central Console Switch Panel Hazard Lights Start/Stop

£23.95

Part no. A2539003604

Mercedes C253 X253 Touchpad Console Switch Panel Controller A2539003604

£142.95

Part no. A2118605586

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

£18.95

Part no. A2195450604

Mercedes C219 Headlight Fog Light Control Unit Switch Panel A2195450604

£13.95

Part no. A1718208110

Mercedes SLK R171 Hazard Switch Panel Heated Seat ESP Control Unit A1718208110

£47.95

Part no. A1779056500

Seat Switch Mercedes W177 W247 Memory Adjustment Front Left N/S A1779056500

£56.95

Part no. A2079053700

Mercedes W207 Hazard Warning Light Switch Button Unit A2079053700

£13.95

Part no. A1698702410

Switch Panel Mercedes W169 W245 Heater Heated Button Control Unit A1698702410

£37.95

Part no. A6397662106-1

Remote Key Mercedes W639 Vito Viano Radio Alarm Fob Button A6397662106

£37.95

Part no. A2118211151

Mercedes W211 Boot Lid Tailgate Open Release Control Switch A2118211151

£13.95

Part no. A2059053218

Mercedes GLC X253 Coupe Seat Heating Switch Front Right O/S Door A2059053218

£18.95

Part no. A6395455207-2

Mercedes Vito W639 Switch Control Panel Hazard ASR Locking Button A6395455207

£51.95

Part no. A2059057803

Mercedes W204 W212 Seat Switch Regulation Adjust Front Right O/S A2059057803

£13.95

Part no. A2319055100

Mercedes R231 Ignition Switch Key Reader A2319055100

£104.95

Part no. A2059057007

Switch Mercedes W205 Dashboard Instrument Panel Light Switch Panel A2059057007

£13.95

Part no. A2126806207

Mercedes W212 Center Console Switch Sat Nav Control Trim Cover Alu A2126806207

£13.95

Part no. A9068200010

Mercedes Sprinter W906 Switch Button Multifunction Steering Wheel A9068200010

£13.95

Part no. A2318203010

Mercedes R231 PDC ESP Heated Seat Hazard Triangle Switch Block Panel A2318203010

£142.95

Part no. A1668702510

Mercedes ML W166 Switch Panel Center Console Hazards Seat Heating A1668702510

£28.95

Part no. A2129059300

Mercedes W212 W218 Trunk Switch Tailgate Boot Remote Control Button A2129059300

£13.95

Part no. A2059005915-8

Mercedes W205 Console Switch Panel Sat Navigation Knob Controller A2059005915

£28.95

Part no. A1714640518-3

Mercedes SLK R171 Steering Wheel Cluster Indicator Wiper Switch A1714640518

£75.95

Part no. RHD-A2137208700-1

Mercedes W213 Window Lifter Switch Front Left N/S A2137208700

£28.95

Part no. A2079051601

Switch Panel Mercedes W207 C207 Centre Console Dash PDC Heated Unit A2079051601

£18.95

Part no. A2469053102

Mercedes W176 Heater Hazard Warning Button Switch Control Panel A2469053102

£75.95

Part no. A2125451104

Switch Mercedes W212 Dashboard Instrument Panel Light Switch Black A2125451104

£18.95

Part no. A6398200782-1

Mercedes Vito W639 Rear Seats Passenger Entertaiment Screen Display Video

£47.95

Part no. A2059051910

Mercedes W205 W253 W293 Headlight Control Switch Unit Panel A2059051910

£23.95

Part no. RHD-A2216809219

Mercedes C216 W221 Centre Console Phone Controller Front Trim Panel A2216809219

£113.95

Part no. A2139050604

Mercedes C238 Front Left N/S Switch Heated Ventilation Seat Unit A2139050604

£28.95

Part no. A2059006347

Mercedes C205 Radio Sat Nav COMAND Control Unit Switch Button A2059006347

£70.95

Part no. RHD-A2218702279

Mercedes W221 Seat Switch Panel Adjust Front Left N/S Memory Heated A2218702179

£32.95

Part no. A2038214481

Mercedes W203 Switch Unit Control Panel Module Hazard Lock ESP A2038214481

£13.95

Part no. A2098203510

Mercedes-Benz CLK-Class C209 Rear Window Lifter Control Switch A2098203510

£13.95

Part no. A2049051500

Mercedes W204 Dashboard Switch Control Panel Heated Seats Button A2049051500

£18.95

Part no. RHD-A2139059703-2

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

£18.95

Part no. A4709006100

Mercedes W470 Sat Nav Radio Control Unit Panel Switch Button A4709006100

£70.95

Part no. A6395450804-1

Mercedes Vito W639 Light Switch Control Unit Headlight Washer Button A6395450804

£142.95

Part no. A2139054603-1

Mercedes W213 S213 Centre Console Switch Panel Clock Hazard Radio A2139054603

£75.95

Part no. A1779056800

Mercedes W177 Seat Switch Heated Heater Control Unit Front Right O/S A1779056800

£13.95

Part no. A2048702851

Mercedes W204 Display Control Screen Monitor Switch Button Unit A2048702851

£13.95

Part no. A4709051601

Mercedes W470 Differential Control Panel Switch Button A4709051601

£70.95

Part no. RHD-A2218700758

Mercedes W221 Front Seat Adjustment Memory Control Switch A2218700758

£23.95

Part no. A2139057502

Mercedes W205 Front Seat Heated Right O/S Door Side Switch Panel A2139057502

£13.95

Part no. A2518704510

Mercedes W251 Centre Console ESP Hazard Heated Seats Switch Panel A2518704510

£13.95

Part no. A1662400618

Gearbox Mount Mercedes X164 W166 W251 Transmission Bracket Bearing A1662400618

£28.95

Part no. RHD-A2479052902-1

Mercedes W177 W247 Light Switch Headlight Control Button Panel Unit A2479052902

£18.95

Part no. A9065440131

Mercedes W906 Volkswagen Crafter Headlight Adjuster Switch Unit A9065440131

£13.95

Part no. A0105459207

Mercedes W906 Engine Start Stop System ECO Switch Button A0105459207

£18.95

Part no. A2218708458

Mercedes W221 Seat Switch Panel Adjust Control Unit Front Left N/S A2218708458

£18.95

Part no. A2059003544

Mercedes A205 C205 Radio Comand Sat Nav Control Button Controller A2059003544

£32.95

Part no. A2229052203-3

Mercedes W205 W447 X253 Window Lifter Switch Button Beige A2229052203

£13.95

Part no. A2059004028

Mercedes S205 Audio Comand Control Panel Rotary Push Button A2059004028

£94.95

Part no. A2179052500

Mercedes W213 Dashboard Centre Console Switch Block Control Panel A2179052500

£75.95

Part no. A1695451708-1

Mercedes W169 Key Reader Ignition Lock Remote Control Unit Module A1695451708

£66.95

Part no. A2059005915-6

Mercedes W205 Console Switch Panel Sat Navigation Knob Controller A2059005915

£37.95

Part no. A1669001305-1

Mercedes ML W166 Rear Centre Console Climate A/C Control Unit Switch А1669001305

£113.95

Part no. A2036800984

Mercedes S203 Tailgate Boot Lid Release Closure Button Switch A2036800984

£23.95

Part no. A1669000306

Mercedes ML W166 Dashboard Climate Control Unit A/C Switch Button A1669000306

£85.95

Part no. A2118218658

Mercedes W219 Hazard Heater ESP Switch Control Block Button Panel A2118218658

£32.95

Part no. A1679058001

Seat Switch Mercedes W177 W247 Lumbar Adjustment Front Left N/S A1679058001

£18.95

Part no. A2218702079

Mercedes-Benz W221 Front Left N/S Passenger Seat Switch Control Unit A2218702079

£18.95

Part no. A1769056500

Mercedes CLA C117 AMG Centre Console Switch Button Panel A1769056500

£94.95

Part no. A2059057007-1

Mercedes W205 W253 W447 Dashboard Light Lamp Switch Panel Button A2059057007

£13.95

Part no. A9079009904

Mercedes W907 Volume Multimedia MMI Controller Module Switch Panel A9079009904

£66.95

Part no. A1729057101

Mercedes-Benz R172 Center Hazard Control Switch Panel ESP A1729057101

£123.95

Part no. A2035400001

Mercedes C203 Headlight Height Adjuster Control Unit Light Switch A2035400001

£18.95

Part no. RHD-A2208215558-1

Mercedes W220 Seat Adjustment Switch Panel Rear Door Left N/S A2208215558

£37.95

Part no. A1638202310

Mercedes ML W163 Seat Switch Adjustment Memory Front Right O/S A1638202310

£13.95

Part no. A4479058200

Mercedes Vito W447 Headlight Lamp Switch Control Unit Panel Button A4479058200

£75.95

Part no. A1648706810

Mercedes X164 Seat Control Switch Rear Left N/S A1648706810

£13.95

Part no. A1648707010

Mercedes X164 Seat Control Switch Rear Right O/S A1648707010

£13.95

Part no. A2185400162-1

Mercedes W176 W204 W212 Steering Wheel Switch Multifunction Buttons A2185400162

£18.95

Part no. RHD-A1685450704-2

Mercedes W168 W414 Headlight Switch Headlamp Control Unit Button A1685450704

£13.95

Part no. A1695450104

Mercedes W169 W245 Cruise Control Switch Stalk Indicator Lever A1695450004

£47.95

Part no. A2059004028-1

Mercedes S205 Audio Comand Control Panel Rotary Push Button A2059004028

£56.95

Part no. A4145450707

Mercedes Vaneo W414 Rear Quarter Window Switch Button Unit A4145450707

£13.95

Part no. rhd-A2479052301

Door Lock Switch Mercedes W177 W247 Locking Button Front Right O/S A2479052301

£13.95

Part no. A2049053503

Mercedes W166 Headlight Fog Lamp Control Switch Panel Assembly A2049053503

£13.95

Part no. A2069004908

Mercedes W206 X254 C220 Seat Control Unit Panel Switch A2239020913

£104.95

Part no. A2038218979-1

Mercedes CL203 Center Hazard Warning Control Switch Panel ESP A2038218979

£13.95

Part no. A9069051900

Steering Wheel Button Mercedes Sprinter W906 Multifunction Switch A9069051900

£18.95

Part no. A2139050102

Mercedes W205 Start Stop Volume Switch Center Console Lower Left A2139050102

£18.95

Part no. A2059001638-2

Mercedes A205 Column Cluster Switch Indicators Wipers Gear Lever A2059001638

£113.95

Part no. A2048709058-1

Mercedes W204 Paddle Shifter Gear Selector Switch A2048709058

£13.95

Part no. A2319004604

Mercedes SL R231 Centre Console Switch Joystick Control Unit Panel A2319004604

£80.95

Part no. A2229052203-7

Mercedes W205 Window Lifter Switch Button Rear Left N/S Beige A2229052203

£18.95

Part no. A2108210071

Mercedes-Benz W210 Dashboard Console Switch Bar Mount Heated Seats A2108210071

£13.95

Part no. A2188707310

Mercedes CLS C218 Switch Control Panel Hazard PDC ECO Button A2188707310

£28.95

Part no. A1669051451

Mercedes ML W166 Centre Console Switch Button Panel Air Suspension A1669051451

£170.95

Part no. A1669006514-1

Mercedes W166 C292 Centre Console Switch Controller Knob Panel Unit A1669006514

£56.95

Part no. A2479003519

Mercedes W177 Centre Console Multimedia Control Switch Panel Unit A2479003519

£70.95

Part no. A4709051900

Switch Panel Mercedes W470 Centre Console Radio Hazard Lights Switch A4709051900

£94.95

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