Automotive electrical systems

At Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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Mercedes W910 Gearbox Control Module A2139008430

Part no. A2139008430

Mercedes W910 Gearbox Control Module A2139008430

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 C180 Engine Unit BlueEFFICIENCY 271.820 156HP ECU A2711500391

Part no. A2711500391-7

Mercedes W204 C180 Engine Unit BlueEFFICIENCY 271.820 156HP ECU A2711500391

£237.95

Free delivery - Tue, Dec 02

If paid before 14:00

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Mercedes ML W164 280CDI 4-Matic OM642 Engine Control ECU Kit A6421502277 Automat

Part no. A6421502277-1

Mercedes ML W164 280CDI 4-Matic OM642 Engine Control ECU Kit A6421502277 Automat

£123.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W906 Front Seat Fuse Box Bracket Mount Holder A9065450240

Part no. A9065450240

Mercedes Sprinter W906 Front Seat Fuse Box Bracket Mount Holder A9065450240

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Transmission Module Mercedes W176 W246 Control Unit ECU A2469003114

Part no. A2469003114

Transmission Module Mercedes W176 W246 Control Unit ECU A2469003114

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes CLS W219 Door Module Rear Right O/S Control Unit A2198203626

Part no. A2198203626

Mercedes CLS W219 Door Module Rear Right O/S Control Unit A2198203626

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W166 Headlight Lamp LED Control Module Left Right N/O/S A2189009203

Part no. A2189009203

Mercedes W166 Headlight Lamp LED Control Module Left Right N/O/S A2189009203

£85.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W206 Active Parking Camera 360 Control Unit Module ECU A2069004815

Part no. A2069004815

Mercedes W206 Active Parking Camera 360 Control Unit Module ECU A2069004815

£379.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 W247 Battery Bracket Mount Holder Support A1776265300

Part no. A1776203400

Mercedes W177 W247 Battery Bracket Mount Holder Support A1776265300

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W906 SAM Module  Fuse Box Relay Control Unit A9069006701

Part no. A9069006701

Mercedes Sprinter W906 SAM Module Fuse Box Relay Control Unit A9069006701

£85.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W203 220CDI OM646.963 150HP Engine Unit ECU Kit A6461509777 Key Lock

Part no. A6461509777-1

Mercedes W203 220CDI OM646.963 150HP Engine Unit ECU Kit A6461509777 Key Lock

£142.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 Fuse Box Power Distribution Junction Relay Unit A1779061002

Part no. A1779061002-1

Mercedes W177 Fuse Box Power Distribution Junction Relay Unit A1779061002

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 C200 CDI 651.913 136HP Engine Unit ECU Kit A6519007500 Manual

Part no. A6519007500-24

Mercedes W204 C200 CDI 651.913 136HP Engine Unit ECU Kit A6519007500 Manual

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W205 Front Axle Damper Adjustment Right O/S Wiring Harness A2055403606

Part no. A2055403606

Mercedes W205 Front Axle Damper Adjustment Right O/S Wiring Harness A2055403606

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C118 W177 W247 Dashboard Multimedia Display Speedo Screen A1779008116

Part no. RHD-A1779008116

Mercedes C118 W177 W247 Dashboard Multimedia Display Speedo Screen A1779008116

£151.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2048204697

Part no. A2048204697-2

Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2048204697

£142.95

Free delivery - Tue, Dec 02

If paid before 14:00

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Mercedes CLK W203 W209 Antenna Amplifier Radio Right O/S A2038209489

Part no. A2038209489

Mercedes CLK W203 W209 Antenna Amplifier Radio Right O/S A2038209489

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 Keyless Entry ECU Control Module Unit A1679009521

Part no. A1679009521

Mercedes W177 Keyless Entry ECU Control Module Unit A1679009521

£70.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W205 W213 C238 Seat Heating Heater Module Control Unit ECU A2229009910

Part no. A2229009910

Mercedes W205 W213 C238 Seat Heating Heater Module Control Unit ECU A2229009910

£56.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Door Module Mercedes C118 W177 H243 Front Right O/S Door Control A1779005409

Part no. A1779005409

Door Module Mercedes C118 W177 H243 Front Right O/S Door Control A1779005409

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 C220CDI 651.911 170HP Engine ECU Kit Key Lock A6519005301

Part no. A6519005301-4

Mercedes W204 C220CDI 651.911 170HP Engine ECU Kit Key Lock A6519005301

£180.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Seat Module Mercedes W203 W211 Control Unit Front Left Right N/O/S A2118704085

Part no. A2118704085

Seat Module Mercedes W203 W211 Control Unit Front Left Right N/O/S A2118704085

£66.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W169 Heater Cable Wiring Fan Box Loom Harness Diesel A1695408505

Part no. A1695408505

Mercedes W169 Heater Cable Wiring Fan Box Loom Harness Diesel A1695408505

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Vito W447 114 CDI OM651.950 Engine ECU Kit Ignition + 2 Key A6519002803

Part no. A6519002803-3

Mercedes Vito W447 114 CDI OM651.950 Engine ECU Kit Ignition + 2 Key A6519002803

£379.95

Free delivery - Tue, Dec 02

If paid before 14:00

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Mercedes SLK R172 Fuse Box SAM Module Unit Bracket Carrier Holder A1725450101

Part no. rhd-A1725450101

Mercedes SLK R172 Fuse Box SAM Module Unit Bracket Carrier Holder A1725450101

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C238 Rear Bumper Blind Spot Radar Sensor Left Right N/O/S A0009057908

Part no. A0009057908

Mercedes C238 Rear Bumper Blind Spot Radar Sensor Left Right N/O/S A0009057908

£113.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 W204 W212 Navigation Control Unit Module NTG 4.5 A1728100011

Part no. A1728100011

Mercedes W176 W204 W212 Navigation Control Unit Module NTG 4.5 A1728100011

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W447 Drive Train Sensor Can Distributor A0045467740

Part no. A0045467740

Mercedes W447 Drive Train Sensor Can Distributor A0045467740

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C118 W177 Starter Battery Control Unit Module DC Converter A0009003039

Part no. A0009003039

Mercedes C118 W177 Starter Battery Control Unit Module DC Converter A0009003039

£237.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz C-Class W204 CD Media Player Radio Audio 20 Phone A2048704590

Part no. A2048704590-1

Mercedes-Benz C-Class W204 CD Media Player Radio Audio 20 Phone A2048704590

£75.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W221 Universal Handy Interface UHI Adapter Wiring Harness A2218200115

Part no. A2218200115

Mercedes W221 Universal Handy Interface UHI Adapter Wiring Harness A2218200115

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes CLS C218 Bi-Xenon Headlight Ballast Module Control Unit A2188201926

Part no. A2188201926

Mercedes CLS C218 Bi-Xenon Headlight Ballast Module Control Unit A2188201926

£85.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes R231 Engine Sound Generator Module Control Unit A2319008207

Part no. A2319008207

Mercedes R231 Engine Sound Generator Module Control Unit A2319008207

£123.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Fan Blower Mercedes W212 Comand Navi CD Control Unit Module Cooler A2129063102

Part no. rhd-A2129063102

Fan Blower Mercedes W212 Comand Navi CD Control Unit Module Cooler A2129063102

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W221 Blind Spot Radar Distance Sensor Rear Left Right N/O/S A0025409117

Part no. A0025409117

Mercedes W221 Blind Spot Radar Distance Sensor Rear Left Right N/O/S A0025409117

£241.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W447 W907 W910 Engine Control Unit Module ECU A6549009400

Part no. A6549009400

Mercedes W447 W907 W910 Engine Control Unit Module ECU A6549009400

£151.95

Free delivery - Tue, Dec 02

If paid before 14:00

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Mercedes C253 Fuse Box Grouping Fuse Placement Map Card Diagram A2535848913

Part no. A2535848913

Mercedes C253 Fuse Box Grouping Fuse Placement Map Card Diagram A2535848913

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes A207 W204 W212 Front Parking PDC Display Panel A0015424623

Part no. A0015424623

Mercedes A207 W204 W212 Front Parking PDC Display Panel A0015424623

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Vito W447 Sprinter W907 W910 Telematics Module Control Unit A2479004505

Part no. A2479004505-1

Mercedes Vito W447 Sprinter W907 W910 Telematics Module Control Unit A2479004505

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Receptacle Housing Mercedes W164 W203 W639 Dashboard Wiring Harness A0025467940

Part no. A0025467940

Receptacle Housing Mercedes W164 W203 W639 Dashboard Wiring Harness A0025467940

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz W212 SAM Fuse Prefuse Box Relay Control Unit A2125406250

Part no. A2125406250

Mercedes-Benz W212 SAM Fuse Prefuse Box Relay Control Unit A2125406250

£47.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Door Module Mercedes CL203 Front Right O/S Control Unit A2038700426

Part no. A2038700426

Door Module Mercedes CL203 Front Right O/S Control Unit A2038700426

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W212 Front Air Vent Centre Cable Wiring Dashboard Loom A2124404250

Part no. A2124404250

Mercedes W212 Front Air Vent Centre Cable Wiring Dashboard Loom A2124404250

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes EQA H243 X118 W247 Fuse Box Relay Control Unit Module A1779061302

Part no. A1779061302-1

Mercedes EQA H243 X118 W247 Fuse Box Relay Control Unit Module A1779061302

£66.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W205 S205 W213 Fuse Box Front Relay Control Unit Module A2059067200

Part no. A2059067200

Mercedes W205 S205 W213 Fuse Box Front Relay Control Unit Module A2059067200

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W221 Bluetooth Hands Free Mobile Phone Adapter A2218201811

Part no. A2218201811-1

Mercedes W221 Bluetooth Hands Free Mobile Phone Adapter A2218201811

£170.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Bowden Cable Mercedes W639 Vito Door Handle Catch Top Rear Left Wire A6397600104

Part no. A6397600104

Bowden Cable Mercedes W639 Vito Door Handle Catch Top Rear Left Wire A6397600104

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W164 W212 Alarm Sensor Warning Buzzer Module Unit A1648220230

Part no. A1648220230

Mercedes W164 W212 Alarm Sensor Warning Buzzer Module Unit A1648220230

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes GLC X253 Communication Module LTE Telephone Bluetooth A2229004220

Part no. A2229004220

Mercedes GLC X253 Communication Module LTE Telephone Bluetooth A2229004220

£175.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 W212 W222 Auxiliary Additional Generator Battery A0009829608

Part no. A0009829608

Mercedes W204 W212 W222 Auxiliary Additional Generator Battery A0009829608

£142.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes ML W166 Music CD Player Ventilator Blower Fan A1668311246

Part no. A1668311246

Mercedes ML W166 Music CD Player Ventilator Blower Fan A1668311246

£32.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W906 Battery Cover Frame Bracket Mount Holder A9065410740

Part no. A9065410740

Mercedes Sprinter W906 Battery Cover Frame Bracket Mount Holder A9065410740

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C117 W176 W205 Telematics Module Communication Control Unit A2059000219

Part no. A2059000219

Mercedes C117 W176 W205 Telematics Module Communication Control Unit A2059000219

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes CL S Class C215 W220 Control Module Fuse Box Unit Holder A2205451840

Part no. A2205451840

Mercedes CL S Class C215 W220 Control Module Fuse Box Unit Holder A2205451840

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W205 W213 Engine Alternator Generator M264 Petrol A0009067703

Part no. A0009069905

Mercedes W205 W213 Engine Alternator Generator M264 Petrol A0009067703

£132.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 Air Module Belts System Control Unit ECU Bosch A1179009200

Part no. A1179009200

Mercedes W176 Air Module Belts System Control Unit ECU Bosch A1179009200

£61.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W907 W910 Body Control Module BCM V2 ECU A9079000305

Part no. A9079000305

Mercedes Sprinter W907 W910 Body Control Module BCM V2 ECU A9079000305

£94.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Module Mercedes W205 Drivetrain Gearbox Control Module Unit  A2139004119

Part no. A2139004119

Module Mercedes W205 Drivetrain Gearbox Control Module Unit A2139004119

£56.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Door Module Mercedes C118 W177 W247 Front Left N/S Control Unit A1779001304

Part no. A1779001304

Door Module Mercedes C118 W177 W247 Front Left N/S Control Unit A1779001304

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 W246 Body Control Module Unit Fuse Box BCM ECU A1569007402

Part no. A1569007402

Mercedes W176 W246 Body Control Module Unit Fuse Box BCM ECU A1569007402

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes R172 AMG SLC 43 276.822 Engine Control Module ECU Kit A2769007300

Part no. A2769007300-2

Mercedes R172 AMG SLC 43 276.822 Engine Control Module ECU Kit A2769007300

£379.95

Free delivery - Tue, Dec 02

If paid before 14:00

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Mercedes R231 Sam Control Module Fuse Box Unit A2319006106

Part no. A2319006106

Mercedes R231 Sam Control Module Fuse Box Unit A2319006106

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 SAM Module Control Unit Electrical Fuse Box Unit A2129003825

Part no. A2129003825

Mercedes W204 SAM Module Control Unit Electrical Fuse Box Unit A2129003825

£66.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W907 W910 Radio Stereo Player Head Unit A9078209400

Part no. A9078209400

Mercedes Sprinter W907 W910 Radio Stereo Player Head Unit A9078209400

£94.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W169 W245 A160 B160 CDI OM640.942 82HP Engine ECU A6401500101 Automatic

Part no. A6401500101

Mercedes W169 W245 A160 B160 CDI OM640.942 82HP Engine ECU A6401500101 Automatic

£237.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W218 Audio Amplifier Harman Kardon Subwoofer Control Unit A2188701489

Part no. A2188701489

Mercedes W218 Audio Amplifier Harman Kardon Subwoofer Control Unit A2188701489

£47.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes A E Class W169 W211 Parking Sensor Display Control PDC A0015423723

Part no. A0015423723

Mercedes A E Class W169 W211 Parking Sensor Display Control PDC A0015423723

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz A B Class W169 W245 CD Player Radio Audio Head Unit A1698206189

Part no. A1698206189

Mercedes-Benz A B Class W169 W245 CD Player Radio Audio Head Unit A1698206189

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz C CLK Class W203 C209 ESP Yaw Rotation Rate Sensor A0045420418

Part no. A0045420418

Mercedes-Benz C CLK Class W203 C209 ESP Yaw Rotation Rate Sensor A0045420418

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes CLS500 C219 5.0 306HP M113.967 Engine ECU Kit A1131538679 Automatic

Part no. A1131531091

Mercedes CLS500 C219 5.0 306HP M113.967 Engine ECU Kit A1131538679 Automatic

£284.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz B W245 Parktronic Parking Sensor Wiring Cable Rear PDC A1695407205

Part no. A1695407205

Mercedes-Benz B W245 Parktronic Parking Sensor Wiring Cable Rear PDC A1695407205

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Bowden Cable Mercedes W639 Door Handle Catch Top Rear Right O/S Wire A6397600204

Part no. A6397600204

Bowden Cable Mercedes W639 Door Handle Catch Top Rear Right O/S Wire A6397600204

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W212 Radio Head Unit Navi CD Player Control Unit A2129000217

Part no. A2129000217

Mercedes W212 Radio Head Unit Navi CD Player Control Unit A2129000217

£218.95

Free delivery - Tue, Dec 02

If paid before 14:00

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Mercedes W176 Radio Control Function Button Knob Controller Unit A2469009802

Part no. A2469009802

Mercedes W176 Radio Control Function Button Knob Controller Unit A2469009802

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W212 Fuse Box Control Unit Module SAM Relay Electrical Unit A2129004001

Part no. A2129004001

Mercedes W212 Fuse Box Control Unit Module SAM Relay Electrical Unit A2129004001

£142.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W907 W910 Control Unit Module ECU A9079005303

Part no. A9079005303

Mercedes Sprinter W907 W910 Control Unit Module ECU A9079005303

£75.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Fuse Box Mercedes W212 Rear SAM Relay Control Unit Module A2129060105

Part no. A2129060105

Fuse Box Mercedes W212 Rear SAM Relay Control Unit Module A2129060105

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes A B W169 W245 Front Left N/S Suspension Control Track Arm A1693300907

Part no. A1693300907-1

Mercedes A B W169 W245 Front Left N/S Suspension Control Track Arm A1693300907

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Engine Wiring Mercedes W169 W245 M266 Petrol Cable Loom Harness A2661503133

Part no. A2661503133

Engine Wiring Mercedes W169 W245 M266 Petrol Cable Loom Harness A2661503133

£94.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W251 Rear DVD Entertainment System Video Player Unit A2519063200

Part no. A2519063200

Mercedes W251 Rear DVD Entertainment System Video Player Unit A2519063200

£237.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W221 Multimedia Interface USB Adapter Port Socket A2188200187

Part no. A2188200187

Mercedes W221 Multimedia Interface USB Adapter Port Socket A2188200187

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 W207 Control Unit ECU Sensor Module Air SRS Bag A2079011800

Part no. A2079011800

Mercedes W204 W207 Control Unit ECU Sensor Module Air SRS Bag A2079011800

£47.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Media Plug Mercedes W169 W245 Multimedia Connection Cable Wire A1698204415

Part no. A1698204415

Media Plug Mercedes W169 W245 Multimedia Connection Cable Wire A1698204415

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 Front Windscreen Windshield Camera Multi Purpose Unit A1779009902

Part no. A1779009902-1

Mercedes W177 Front Windscreen Windshield Camera Multi Purpose Unit A1779009902

£32.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W221 Air Suspension Control Unit Module ECU A2215408245

Part no. A2215408245

Mercedes W221 Air Suspension Control Unit Module ECU A2215408245

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W221 Rear DVD Entertainment System Video Player Unit A2218707385

Part no. A2218707385

Mercedes W221 Rear DVD Entertainment System Video Player Unit A2218707385

£303.95

Free delivery - Tue, Dec 02

If paid before 14:00

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Mercedes-Benz A-Class W176 Front Door Cable Wiring Loom Harness A1765405508

Part no. A1765405508

Mercedes-Benz A-Class W176 Front Door Cable Wiring Loom Harness A1765405508

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes CLK A209 Convertible Roof Top Control Unit Module ECU A2098205126

Part no. A2098205126

Mercedes CLK A209 Convertible Roof Top Control Unit Module ECU A2098205126

£189.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes SLK R172 Pedestrian Protection Impact Crash Sensor Module A1729058300

Part no. A1729058300

Mercedes SLK R172 Pedestrian Protection Impact Crash Sensor Module A1729058300

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W910 Battery Sensor Negative Terminal Cable Wiring A2135409616

Part no. A2135409616

Mercedes Sprinter W910 Battery Sensor Negative Terminal Cable Wiring A2135409616

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes R231 Display LCD Screen Information Navigation Dashboard A2319001407

Part no. A2319001407

Mercedes R231 Display LCD Screen Information Navigation Dashboard A2319001407

£313.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Door Module Mercedes ML W166 Rear Right O/S Door Control Unit A1669005612

Part no. A1669005612

Door Module Mercedes ML W166 Rear Right O/S Door Control Unit A1669005612

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 W212 W176 Media Interface Control Unit Module A1729006008

Part no. A1729006008

Mercedes W204 W212 W176 Media Interface Control Unit Module A1729006008

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W205 Battery Electrical Wiring Harness Ground Line A2055405790

Part no. rhd-A2055405790

Mercedes W205 Battery Electrical Wiring Harness Ground Line A2055405790

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Bracket Mount Mercedes W211 W219 Control Unit Module SAM Holder A2115452647

Part no. A2115452647

Bracket Mount Mercedes W211 W219 Control Unit Module SAM Holder A2115452647

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 W247 W447 W907 Fuel Pump Module Control Unit ECU A0009008214

Part no. A0009008214

Mercedes W177 W247 W447 W907 Fuel Pump Module Control Unit ECU A0009008214

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 Front Crash Impact Air Module Sensor Unit A1769051000

Part no. A1769051000

Mercedes W176 Front Crash Impact Air Module Sensor Unit A1769051000

£61.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes CL203 Central Audio Navi Sat Display Screen Multi Media A2039060100

Part no. A2039060100

Mercedes CL203 Central Audio Navi Sat Display Screen Multi Media A2039060100

£474.95

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Mercedes W221 SAM Relay Fuse Box Module Control Unit ECU A2215402250

Part no. A2215402250

Mercedes W221 SAM Relay Fuse Box Module Control Unit ECU A2215402250

£142.95

Free delivery - Tue, Dec 02

If paid before 14:00

Key components of vehicle electrical systems

Original electrical parts for popular car brands

A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.

How does a car's electrical system work?

A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:

  • Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
  1. Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
  2. Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
  3. Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
  4. Starters – Key components of the starting system that enable the engine to be started.
  5. Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
  6. Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
  7. Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
  8. Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
  9. Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.

Key technical parameters of electrical systems

Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.

Why is it worth taking care of your car's electrical system?

Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:

  • Problems starting the engine.
  • Failure of safety systems such as ABS or airbags.
  • Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.

Symptoms of electrical system disruptions

In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:

SymptomPossible causeItem to check
Difficulty starting the engineWorn out starter or batteryStarter motor, battery
Dimming the lightsInefficient alternatorAlternator, voltage regulator
Electric windows not workingDamaged relays or harnessRelays, wires

How to choose the right parts for your electrical system?

When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:

  • Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
  • Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
  • Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.

Compatibility and fit

The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.

Why choose used electrical parts?

Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?

  • Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
  • Ecology – You support recycling and reduce waste by choosing used car parts .
  • Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.

How to take care of your car's electrical system?

To ensure your electrical system operates reliably for years, it is worth remembering a few rules:

  • Regularly check the battery condition and charge level.
  • Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
  • Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.

Step-by-step control procedures

  1. Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
  2. Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
  3. Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
  4. If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.

FAQ - Frequently asked questions about electrical systems in cars

QuestionAnswer
What is a car electrical system?This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia.
What is an alternator for in a car?The alternator generates electrical current when the engine is running and charges the battery.
What is the difference between a starter and an alternator?The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving.
How to check if the battery is working?Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking.
What are the most common symptoms of car electrical failure?Problems starting the engine, flashing warning lights, power windows not working or dimming lights.
Do electrical parts from one model fit another?Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility.
How often should you check your electrical system?It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip.

Summary: Automotive electrical systems at Global Parts Automotive Store

Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .

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