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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Door Module Mercedes W205 W213 W910 Front Right O/S Control Unit ECU A1679004211

Part no. A1679004211

Door Module Mercedes W205 W213 W910 Front Right O/S Control Unit ECU A1679004211

£80.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz W906 313 CDI OM651 Diesel Engine Control Unit CRD ECU A6519000601

Part no. A6519000601

Mercedes-Benz W906 313 CDI OM651 Diesel Engine Control Unit CRD ECU A6519000601

£104.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes CLA C117 Head Unit Sat Nav Navigation Display Screen UB2305000334

Part no. UB2305000334

Mercedes CLA C117 Head Unit Sat Nav Navigation Display Screen UB2305000334

£113.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W245 B150 CDI OM266.920 Engine Control Unit Module ECU A0014460340

Part no. A0014460340

Mercedes W245 B150 CDI OM266.920 Engine Control Unit Module ECU A0014460340

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Air Module Mercedes W207 A207 Control Unit ECU Air Module Sensor A2079011900

Part no. A2079011900

Air Module Mercedes W207 A207 Control Unit ECU Air Module Sensor A2079011900

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W212 W218 Battery Cable Negative Lead Terminal Harness A2124407952

Part no. A2124407952

Mercedes W212 W218 Battery Cable Negative Lead Terminal Harness A2124407952

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 Door Card Harness Loom Cable Wiring Front Left N/S A2044405935

Part no. A2044405935

Mercedes W204 Door Card Harness Loom Cable Wiring Front Left N/S A2044405935

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Vito W639 PDC Parking Distance Control Unit Module ECU A6394460446

Part no. A6394460446

Mercedes Vito W639 PDC Parking Distance Control Unit Module ECU A6394460446

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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 Bluetooth Module Mercedes W167 W205 Multimedia Control Unit ECU A1679001419

Part no. A1679001419

Bluetooth Module Mercedes W167 W205 Multimedia Control Unit ECU A1679001419

£80.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W906 OM651 OM642 Diesel Adblue Control Unit ECU A0009002914

Part no. A0009002914

Mercedes Sprinter W906 OM651 OM642 Diesel Adblue Control Unit ECU A0009002914

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 Relay 052 Engine Fuse Box Relay Slot B D E 70A Tyco A0035421619

Part no. A0035421619

Mercedes W177 Relay 052 Engine Fuse Box Relay Slot B D E 70A Tyco A0035421619

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 Radio Stereo Head Unit Media Player Navigation A2469009312

Part no. A2469009312-1

Mercedes W176 Radio Stereo Head Unit Media Player Navigation A2469009312

£85.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 Sliding Roof Module Sunroof Panoramic Control Unit A1679006613

Part no. A1679006613

Mercedes W177 Sliding Roof Module Sunroof Panoramic Control Unit A1679006613

£85.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W166 Door Module Rear Left N/S Control Unit ECU A1669005412

Part no. A1669005412

Mercedes W166 Door Module Rear Left N/S Control Unit ECU A1669005412

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Camera Module Bracket Mercedes W213 S213 Rear Housing Left N/S A2135451540

Part no. A2135451540

Camera Module Bracket Mercedes W213 S213 Rear Housing Left N/S A2135451540

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Navigation Player Mercedes W211 W219  DVD CD Reader Control Unit A2208703589

Part no. A2208703589

Navigation Player Mercedes W211 W219 DVD CD Reader Control Unit A2208703589

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W906 Fuse Box Relay Cover Box Cap A0015456403

Part no. A0015456403

Mercedes Sprinter W906 Fuse Box Relay Cover Box Cap A0015456403

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W207 Wiring Loom Harness Cable A2074405734

Part no. A2074405734

Mercedes W207 Wiring Loom Harness Cable A2074405734

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 C350 CDI OM642.830 Engine Module ECU Kit A6429002900 Key Lock

Part no. A6429002900-4

Mercedes W204 C350 CDI OM642.830 Engine Module ECU Kit A6429002900 Key Lock

£427.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W907 W910 Battery Electrical Wiring Harness Ground Line A9075407160

Part no. A9075407160

Mercedes W907 W910 Battery Electrical Wiring Harness Ground Line A9075407160

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W213 Rear Door Wiring Harness Cable Left N/S A2135406631

Part no. A2135406631

Mercedes W213 Rear Door Wiring Harness Cable Left N/S A2135406631

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C205 Rear Control Unit Module Bracket Mount Holder Support A2055456240

Part no. A2055456240

Mercedes C205 Rear Control Unit Module Bracket Mount Holder Support A2055456240

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 W212 W221 Power Distributor Box Conectors Socket A0045468040

Part no. a0045468040

Mercedes W204 W212 W221 Power Distributor Box Conectors Socket A0045468040

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Parking Brake Module Mercedes W176 W166 Electric Control Unit A1669002700

Part no. A1669002700

Parking Brake Module Mercedes W176 W166 Electric Control Unit A1669002700

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W213 Ambient Lighting Control Unit Module ECU A2139001909

Part no. A2139001909

Mercedes W213 Ambient Lighting Control Unit Module ECU A2139001909

£47.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Control Unit Bracket Mercedes W204 W212 Audio Module Holder Mount A2045451047

Part no. A2045451047

Control Unit Bracket Mercedes W204 W212 Audio Module Holder Mount A2045451047

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Antenna Booster Mercedes W211 Rear Boot Lid Tailgate Amplifier A2118203375

Part no. A2118203375

Antenna Booster Mercedes W211 Rear Boot Lid Tailgate Amplifier A2118203375

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C219 ECO PowerXtra Engine Chiptuning Performance Module ECU 002-736-05

Part no. 002-736-05

Mercedes C219 ECO PowerXtra Engine Chiptuning Performance Module ECU 002-736-05

£284.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W169 Door Control Module Right Front O/S A1698208026

Part no. A1698208026

Mercedes W169 Door Control Module Right Front O/S A1698208026

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W211 Cable Loom Wiring Parking Sensors Rear A2115406606

Part no. A2115406606

Mercedes W211 Cable Loom Wiring Parking Sensors Rear A2115406606

£56.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz W207 A207 Left Right A-Pillar Radio Aerial Antenna Amplifier Unit

Part no. A2078205489

Mercedes-Benz W207 A207 Left Right A-Pillar Radio Aerial Antenna Amplifier Unit

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W211 Wiring Rear Trunk SAM/SRB Control Module Feed Cable A2115405310

Part no. A2115405310

Mercedes W211 Wiring Rear Trunk SAM/SRB Control Module Feed Cable A2115405310

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W906 210 CDI 651.956 95HP Engine ECU Kit A6519000601 Ignition + Key

Part no. A6519000601-4

Mercedes W906 210 CDI 651.956 95HP Engine ECU Kit A6519000601 Ignition + Key

£237.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Battery Wiring Mercedes GLC X253 C253 Diesel OM651 Starter Cable A2055400428

Part no. A2055400428

Battery Wiring Mercedes GLC X253 C253 Diesel OM651 Starter Cable A2055400428

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W206 Negative Batery Cable Wiring Harness Minus Pole A0009051811

Part no. A0009051811

Mercedes W206 Negative Batery Cable Wiring Harness Minus Pole A0009051811

£94.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes A238 Control Unit Module Amplifier Premium Sound A2139009020

Part no. A2139009020-1

Mercedes A238 Control Unit Module Amplifier Premium Sound A2139009020

£170.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W166 Prefuse Box F32/4 Power Distribution Box A1665402950

Part no. A1665402950

Mercedes W166 Prefuse Box F32/4 Power Distribution Box A1665402950

£127.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W221 Fuse Box Distribution Dashboard A2214409107

Part no. A2215450701

Mercedes W221 Fuse Box Distribution Dashboard A2214409107

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz A B E Class W169 W211 W245 Sensor Module ECU A0035420318

Part no. A0035420318

Mercedes-Benz A B E Class W169 W211 W245 Sensor Module ECU A0035420318

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Fuse Box Mercedes W211 CLS C219 Rear SAM Module Relay Control Unit A2115458601

Part no. A2115458601

Fuse Box Mercedes W211 CLS C219 Rear SAM Module Relay Control Unit A2115458601

£75.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes SLK R170 Control Unit Module ECU Cover Box Housing Bracket A1705400224

Part no. rhd-A1705400224

Mercedes SLK R170 Control Unit Module ECU Cover Box Housing Bracket A1705400224

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 W207 W212 W221 Humidity Temperature Sensor Unit A1729058200

Part no. A1729058200

Mercedes W204 W207 W212 W221 Humidity Temperature Sensor Unit A1729058200

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W221 Seat Headrest Display Monitor Rear Entertainment Unit A2218207389

Part no. A2218207389

Mercedes W221 Seat Headrest Display Monitor Rear Entertainment Unit A2218207389

£180.95

Free delivery - Tue, Dec 02

If paid before 14:00

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Mercedes Sprinter W906 ECU Control Unit Sensor Module A9064461442

Part no. A9064461442

Mercedes Sprinter W906 ECU Control Unit Sensor Module A9064461442

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Alternator Mercedes Vito W639 OM646 Engine Alternator Generator A0131542102

Part no. A0131542102

Alternator Mercedes Vito W639 OM646 Engine Alternator Generator A0131542102

£118.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Wiring Mercedes A209 Rear Trunk Lid Wiring Harness A2094400705

Part no. A2094400705

Wiring Mercedes A209 Rear Trunk Lid Wiring Harness A2094400705

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W164 Media Interface Connection Cable MI AUX Wiring B67824524

Part no. B67824524

Mercedes W164 Media Interface Connection Cable MI AUX Wiring B67824524

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W207 W906 Fuel Pump Control Unit Module ECU A2129003508

Part no. A2129003508

Mercedes W207 W906 Fuel Pump Control Unit Module ECU A2129003508

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W213 SAM Module Rear Body Comfort Control Unit ECU A2139003208

Part no. A2139003208

Mercedes W213 SAM Module Rear Body Comfort Control Unit ECU A2139003208

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Sunroof Wiring Mercedes W212 W218 Panoramic Motor Cable Harness A2185400010

Part no. A2185400010

Sunroof Wiring Mercedes W212 W218 Panoramic Motor Cable Harness A2185400010

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W907 314 CDI 651.958 136HP ECU Kit A6519007103 Key Automatic

Part no. A6519007103-4

Mercedes Sprinter W907 314 CDI 651.958 136HP ECU Kit A6519007103 Key Automatic

£427.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes R350 V251 Head Unit Radio Player Navigation Media Bluetooth A2519005200

Part no. A2519005200

Mercedes R350 V251 Head Unit Radio Player Navigation Media Bluetooth A2519005200

£142.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009425

Part no. A2129009425

Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009425

£170.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Door Module Mercedes W169 W245 Control Unit Rear Left N/S ECU A1698203185

Part no. A1698203185-1

Door Module Mercedes W169 W245 Control Unit Rear Left N/S ECU A1698203185

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W213 Cable Door Harness Wiring Front Left Right N/O/S A2135407030

Part no. RHD-A2135407030

Mercedes W213 Cable Door Harness Wiring Front Left Right N/O/S A2135407030

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W206 Gearbox Transmission Control Module ECU A0009014322

Part no. A2239005031

Mercedes W206 Gearbox Transmission Control Module ECU A0009014322

£170.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes R231 Airmatic Air Suspension Control Unit Module ECU A2319009807

Part no. A2319009807

Mercedes R231 Airmatic Air Suspension Control Unit Module ECU A2319009807

£379.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes S204 Estate Rear SAM Control Module Unit Fuse Box A2049060805

Part no. A2049060805

Mercedes S204 Estate Rear SAM Control Module Unit Fuse Box A2049060805

£42.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 Single USB C Charging Port Socket Connection Unit A2478207302

Part no. A2478207302

Mercedes W177 Single USB C Charging Port Socket Connection Unit A2478207302

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 Map Card Fuse Box Grouping Diagram A2465849100

Part no. A2465849100

Mercedes W176 Map Card Fuse Box Grouping Diagram A2465849100

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes V251 Rear Fuse Box Relay Power Distribution Module Unit A1649820423

Part no. A1649820423

Mercedes V251 Rear Fuse Box Relay Power Distribution Module Unit A1649820423

£146.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 W247 All Wheel Drive Control Unit Module ECU SG MFA2 A2479000910

Part no. A2479000910

Mercedes W177 W247 All Wheel Drive Control Unit Module ECU SG MFA2 A2479000910

£70.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Battery Cable Mercedes W205 W213 Starter Alternator Wiring Harness A2055402580

Part no. rhd-A2055402580

Battery Cable Mercedes W205 W213 Starter Alternator Wiring Harness A2055402580

£28.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W212 SAM Module Control Unit Electrical Fuse Box Unit A2129007104

Part no. A2129007104

Mercedes W212 SAM Module Control Unit Electrical Fuse Box Unit A2129007104

£142.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 Rear SAM Module Fuse Box Relay Control Unit A2049060205

Part no. A2049060205-3

Mercedes W204 Rear SAM Module Fuse Box Relay Control Unit A2049060205

£32.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Citan W415 Body Control Module Unit BCM ECU A4159007503 284B18276R

Part no. A4159007503

Mercedes Citan W415 Body Control Module Unit BCM ECU A4159007503 284B18276R

£189.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C205 Rear Control Unit Module Bracket Mount Holder Support A2055456300

Part no. A2055456300

Mercedes C205 Rear Control Unit Module Bracket Mount Holder Support A2055456300

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 W246 Battery Bracket Trim Box Holder A2465410405

Part no. rhd-A2465410405

Mercedes W176 W246 Battery Bracket Trim Box Holder A2465410405

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Passenger Seat Module Mercedes W164 W203 W211 Memory Control Unit A2118705026

Part no. A2118705026

Passenger Seat Module Mercedes W164 W203 W211 Memory Control Unit A2118705026

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Module Mercedes W205 Air Conditioning Control Module A2059007615

Part no. A2059007615

Module Mercedes W205 Air Conditioning Control Module A2059007615

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes R231 Door Air Module Unit Front Left N/S A2318601502

Part no. A2318601502

Mercedes R231 Door Air Module Unit Front Left N/S A2318601502

£161.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W205 X253 Front Right O/S Door Control Unit Module A2059004321

Part no. A2059004321

Mercedes W205 X253 Front Right O/S Door Control Unit Module A2059004321

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Rain Sensor Mercedes W118 W177 W247 Windscreen Light Control Unit A2479009107

Part no. A2479009107

Rain Sensor Mercedes W118 W177 W247 Windscreen Light Control Unit A2479009107

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 Rear Bumper PDC Wiring Parking Sensor Loom Harness A1765401602

Part no. A1765401602

Mercedes W176 Rear Bumper PDC Wiring Parking Sensor Loom Harness A1765401602

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W906 Front Left Door N/S Handle Bowden Pull Cable A9067601204

Part no. A9067601204

Mercedes Sprinter W906 Front Left Door N/S Handle Bowden Pull Cable A9067601204

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 Windscreen Rain Sensor Unit Module A2469017000

Part no. A2469017000

Mercedes W176 Windscreen Rain Sensor Unit Module A2469017000

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes GLC X253 Rear Trunk Lid Automatic Closing Lock Mechanism A2059007218

Part no. A2059007218-2

Mercedes GLC X253 Rear Trunk Lid Automatic Closing Lock Mechanism A2059007218

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes Sprinter W910 314 CDI OM651.958 143HP ECU Engine Unit A6519003603

Part no. A6519003603

Mercedes Sprinter W910 314 CDI OM651.958 143HP ECU Engine Unit A6519003603

£113.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 W246 Glow Plug Wiring Harness Loom OM651 Engine A6511501433

Part no. A6511501433

Mercedes W176 W246 Glow Plug Wiring Harness Loom OM651 Engine A6511501433

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Automatic Closing Motor Mercedes S205 Estate X253 Trunk Lid A2059007218

Part no. A2059007218

Automatic Closing Motor Mercedes S205 Estate X253 Trunk Lid A2059007218

£37.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes-Benz A-Class W169 Wiring Loom Cable Door Front Right O/S A1695400905

Part no. rhd-A1695403505

Mercedes-Benz A-Class W169 Wiring Loom Cable Door Front Right O/S A1695400905

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W204 Wiring Loom Cable Door Rear Left Right N/O/S A2045402710

Part no. A2045402710

Mercedes W204 Wiring Loom Cable Door Rear Left Right N/O/S A2045402710

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W205 W213 Fuse Box Rear SAM Module Electrical Unit A2139068701

Part no. A2139068701-1

Mercedes W205 W213 Fuse Box Rear SAM Module Electrical Unit A2139068701

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Door Module Mercedes ML W166 W242 W246 Front Left N/S Control Unit A1669005104

Part no. A1669005104

Door Module Mercedes ML W166 W242 W246 Front Left N/S Control Unit A1669005104

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes CL203 W203 Battery Terminal Fuse Box Control Unit Module A2035450803

Part no. A2035450803-1

Mercedes CL203 W203 Battery Terminal Fuse Box Control Unit Module A2035450803

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes A205 W217 Fuel Pump Module Control Unit ECU A2179008901

Part no. A2179008901

Mercedes A205 W217 Fuel Pump Module Control Unit ECU A2179008901

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes R231 Door Air Module Unit Front Right O/S A2318601602

Part no. A2318601602

Mercedes R231 Door Air Module Unit Front Right O/S A2318601602

£161.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Microphone Mercedes W639 W906 Hands-Free Interior Mic Unit A0018204535

Part no. A0018204535

Microphone Mercedes W639 W906 Hands-Free Interior Mic Unit A0018204535

£32.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes S204 Bootlid Control Unit Trunk Lid Module A2048708926

Part no. A2048708926

Mercedes S204 Bootlid Control Unit Trunk Lid Module A2048708926

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Door Cable Mercedes W212 Wiring Loom Front Left N/S Passenger Side A2124401651

Part no. A2124401651

Door Cable Mercedes W212 Wiring Loom Front Left N/S Passenger Side A2124401651

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Control Unit Mercedes W169 W245 SAM Module Relay Fuse Box A1695456332

Part no. A1695456332

Control Unit Mercedes W169 W245 SAM Module Relay Fuse Box A1695456332

£47.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W177 Positive Battery Cable Wiring A1775405329

Part no. A1775405329

Mercedes W177 Positive Battery Cable Wiring A1775405329

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W169 W245 W906 Fuse Box Carrier A0025451201

Part no. A0025451201

Mercedes W169 W245 W906 Fuse Box Carrier A0025451201

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C207 E220 CDI OM651.911 BE Engine Unit Module ECU A6519007500 Automatic

Part no. A6519007500-17

Mercedes C207 E220 CDI OM651.911 BE Engine Unit Module ECU A6519007500 Automatic

£23.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W205 Electrical Wire From Transmission To Body Ground Cable A2135405542

Part no. A2135405542

Mercedes W205 Electrical Wire From Transmission To Body Ground Cable A2135405542

£23.95

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 A2128300008

Part no. A2128300008

Fan Blower Mercedes W212 Comand Navi CD Control Unit Module Cooler A2128300008

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C205 Keyless Go Module Unit Bracket Mount Holder Support A2055455440

Part no. A2055455440

Mercedes C205 Keyless Go Module Unit Bracket Mount Holder Support A2055455440

£18.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes W176 W246 Roof Towing Alarm Sensor Switch Module A1728208710

Part no. A1728208710

Mercedes W176 W246 Roof Towing Alarm Sensor Switch Module A1728208710

£13.95

Free delivery - Mon, Dec 01

If paid before 14:00

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Mercedes C204 Wiring Cable Harness Front Passenger Door Wiring Loom A2044400638

Part no. A2044400638

Mercedes C204 Wiring Cable Harness Front Passenger Door Wiring Loom A2044400638

£28.95

Free delivery - Mon, Dec 01

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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