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 W204 Safety Crash Impact Control Module Unit A2048208285

Part no. A2048208285

Mercedes W204 Safety Crash Impact Control Module Unit A2048208285

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Mini Cooper One R50 R52 R53 Power Distribution Fuse Box Front 6906614

Part no. 6906614-1

Mini Cooper One R50 R52 R53 Power Distribution Fuse Box Front 6906614

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Mercedes W211 Door Module Front Left N/S Driver Control Unit ECU A2118208185

Part no. A2118208185

Mercedes W211 Door Module Front Left N/S Driver Control Unit ECU A2118208185

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Mercedes W211 Door Module Front Right O/S Driver Control Unit ECU A2118208285

Part no. A2118208285

Mercedes W211 Door Module Front Right O/S Driver Control Unit ECU A2118208285

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BMW F10 Light Control Footwell Module Unit ECU FRM III 9273628

Part no. 9273628-1

BMW F10 Light Control Footwell Module Unit ECU FRM III 9273628

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Mercedes R171 Fuse Box Control Unit SAM Module Relay A1715451301

Part no. A1715451301

Mercedes R171 Fuse Box Control Unit SAM Module Relay A1715451301

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Mercedes W169 CD Navi Media Player Radio COMAND Head Unit A1699002400

Part no. A1699002400

Mercedes W169 CD Navi Media Player Radio COMAND Head Unit A1699002400

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Citroen Berlingo ECU Bracket Control Unit Module Holder Mount 9808674780

Part no. 9808674780

Citroen Berlingo ECU Bracket Control Unit Module Holder Mount 9808674780

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Land Rover Freelander 2 Front Seat Module Memory Control Unit 6H5214C708AD

Part no. 6H5214C708AD

Land Rover Freelander 2 Front Seat Module Memory Control Unit 6H5214C708AD

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Renault Trafic Opel Vivaro Diesel Starter Motor 8200568535

-15%

Part no. 8200568535

Renault Trafic Opel Vivaro Diesel Starter Motor 8200568535

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Battery Cover Mercedes W204 W207 Trim Lid Panel A2048982614

Part no. A2048982614

Battery Cover Mercedes W204 W207 Trim Lid Panel A2048982614

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Starter Motor Ford Transit 2.2 TDCI Diesel Engine BK3T11000FA

Part no. BK3T11000FA

Starter Motor Ford Transit 2.2 TDCI Diesel Engine BK3T11000FA

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Mercedes R171 Convertible Roof Top Control Unit Module ECU A1718204226

Part no. A1718204226

Mercedes R171 Convertible Roof Top Control Unit Module ECU A1718204226

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Mercedes C204 Wiring Cable Harness Front Driver Door Wiring Loom A2044400538

Part no. A2044400538

Mercedes C204 Wiring Cable Harness Front Driver Door Wiring Loom A2044400538

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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

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Alternator Generator Peugeot 208 308 Partner Diesel 12V 9678048880

Part no. 9678048880

Alternator Generator Peugeot 208 308 Partner Diesel 12V 9678048880

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Mini Cooper R60 Footwell Light Module High EKS SZT ECU FRM3R PL3 Lear 3457429

Part no. 3457429

Mini Cooper R60 Footwell Light Module High EKS SZT ECU FRM3R PL3 Lear 3457429

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Mercedes W639 Front Bumper PDC Wiring Parking Sensor Loom Harness A6394408537

Part no. A6394408537

Mercedes W639 Front Bumper PDC Wiring Parking Sensor Loom Harness A6394408537

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Mercedes ML W164 Lumbar Module Front Seat Control Unit A0009105202

Part no. A0009105202

Mercedes ML W164 Lumbar Module Front Seat Control Unit A0009105202

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Mercedes CLS W219 Door Module Front Left N/S Control Unit Module A2198202326

Part no. A2198202326

Mercedes CLS W219 Door Module Front Left N/S Control Unit Module A2198202326

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Mercedes W168 OM668 Diesel Alternator Generator A6681540102

Part no. A6681540102

Mercedes W168 OM668 Diesel Alternator Generator A6681540102

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Mercedes W204 W207 Centre Console Connector AUX USB Port Socket Trim A2078210411

Part no. A2078210411

Mercedes W204 W207 Centre Console Connector AUX USB Port Socket Trim A2078210411

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Engine Wiring Mercedes W168 668942 Diesel Module Loom Harness Cables A6681500033

Part no. A6681500033

Engine Wiring Mercedes W168 668942 Diesel Module Loom Harness Cables A6681500033

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Battery Cable Mercedes W176 W246 Negative Lead Wiring Harness A1669056001

Part no. A1669056001-1

Battery Cable Mercedes W176 W246 Negative Lead Wiring Harness A1669056001

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Mercedes CLS W219 Head Unit CD Player Navigation Radio Audio Unit A2119060700

Part no. A2119060700

Mercedes CLS W219 Head Unit CD Player Navigation Radio Audio Unit A2119060700

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BMW E90 E91 LCI 318d N47N 143HP ECU Kit DDE 8507202 CAS3 Key Manual

Part no. 8507202-1

BMW E90 E91 LCI 318d N47N 143HP ECU Kit DDE 8507202 CAS3 Key Manual

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BMW E81 E82 E87 LCI N47S 123d Engine Control Unit DDE 7809002 Manual

Part no. 7809002-1

BMW E81 E82 E87 LCI N47S 123d Engine Control Unit DDE 7809002 Manual

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BMW F20 F30 LCI 120d 320d ed B47 163HP Engine ECU Unit DDE 8591073 Manual

Part no. 8591073

BMW F20 F30 LCI 120d 320d ed B47 163HP Engine ECU Unit DDE 8591073 Manual

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Display Screen Mercedes W907 W910 Head Unit Touch Monitor 7" A9079001703

Part no. A9079001703

Display Screen Mercedes W907 W910 Head Unit Touch Monitor 7" A9079001703

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Mercedes W177 Steering Column Control Module A0999008701

Part no. A0999008701

Mercedes W177 Steering Column Control Module A0999008701

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Mercedes W167 W256 USB Charger Connecting Unit A1678201302

Part no. A1678201302

Mercedes W167 W256 USB Charger Connecting Unit A1678201302

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 BMW E90 E91 E92 CCC Navi  DVD System Controller 6981569

Part no. 6981569

BMW E90 E91 E92 CCC Navi DVD System Controller 6981569

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Mercedes Sprinter W910 Cable Wiring Loom Harnesses A9100005999

Part no. A9100005999

Mercedes Sprinter W910 Cable Wiring Loom Harnesses A9100005999

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BMW E60 525i E90 E91 325i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic

Part no. 7559178-5

BMW E60 525i E90 E91 325i N52 Engine ECU Kit DME 7559178 CAS2 + Key Automatic

Product currently unavailable

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Mercedes W211 Rain Light Sensor Control Unit Wiring Loom Cable A2115409605

Part no. A2115409605

Mercedes W211 Rain Light Sensor Control Unit Wiring Loom Cable A2115409605

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BMW E60 E90 E91 LCI 330i 530i N53 272HP ECU Kit DME 7616431 CAS3 + Key Automatic

Part no. 7616431-2

BMW E60 E90 E91 LCI 330i 530i N53 272HP ECU Kit DME 7616431 CAS3 + Key Automatic

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BMW E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9141682

Part no. 9141682-2

BMW E81 E87 E90 E91 Radio BMW Business CD Player Control Unit 9141682

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BMW X5 X6 Series E70 E71 Navigation System Car Computer CIC 9222855

Part no. 9222855

BMW X5 X6 Series E70 E71 Navigation System Car Computer CIC 9222855

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BMW X5 Z4 E70 E89 HiFi Stereo Audio Sound System Amplifier 9197002

Part no. 9197002

BMW X5 Z4 E70 E89 HiFi Stereo Audio Sound System Amplifier 9197002

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BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9197127 9205279

Part no. 9205279

BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9197127 9205279

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BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022065

Part no. 6782283-1

BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022065

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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

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Mount Support Mercedes W176 Battery Bracket Holder A2466200514

Part no. A2466200514

Mount Support Mercedes W176 Battery Bracket Holder A2466200514

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On Board Navigation BMW E60 E61 E90 E91 Display Monitor Screen 6,5" 6962424

Part no. 6962424

On Board Navigation BMW E60 E61 E90 E91 Display Monitor Screen 6,5" 6962424

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Mercedes W211 Negative Battery Terminal Cable Wiring A2115420418

Part no. A2115420418

Mercedes W211 Negative Battery Terminal Cable Wiring A2115420418

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Mercedes CL203 C209 Bi-Xenon Headlight Ballast Control Unit Module A2038209385

Part no. A2038209385

Mercedes CL203 C209 Bi-Xenon Headlight Ballast Control Unit Module A2038209385

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Radio Head Unit Ford Transit Connect 6000 CD Media Player Unit 6C1T18C815AH

Part no. 6C1T18C815AH

Radio Head Unit Ford Transit Connect 6000 CD Media Player Unit 6C1T18C815AH

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Mercedes Sprinter W906 Fuse Box Cover Trim Panel Lid Grey A6395450003

Part no. A9065450003-2

Mercedes Sprinter W906 Fuse Box Cover Trim Panel Lid Grey A6395450003

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CD Radio Mercedes W639 W906 Audio Stereo Head Unit A6398200186

Part no. A6398200186

CD Radio Mercedes W639 W906 Audio Stereo Head Unit A6398200186

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BMW X3 F25 X4 F26 Dashboard Monitor Onboard Central Display Screen 6,5" 9231321

Part no. 9231321-1

BMW X3 F25 X4 F26 Dashboard Monitor Onboard Central Display Screen 6,5" 9231321

Product currently unavailable

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Mercedes W204 COMAND Navigation CD Player Radio Sat Nav Head Unit A2049009510

Part no. A2049009510-1

Mercedes W204 COMAND Navigation CD Player Radio Sat Nav Head Unit A2049009510

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SAM Module Mercedes W203 Fuse Box Control Unit Relay A2035453501

Part no. A2035453501

SAM Module Mercedes W203 Fuse Box Control Unit Relay A2035453501

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SAM Module Mercedes W203 Fuse Box Control Unit Relay A2035451701

Part no. A2035451701

SAM Module Mercedes W203 Fuse Box Control Unit Relay A2035451701

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Mercedes W204 Display Screen Multifunction Navigation Dashboard A1729004004

Part no. A1729004004-1

Mercedes W204 Display Screen Multifunction Navigation Dashboard A1729004004

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Fuse Box Mercedes Sprinter W901 W902 W903 W904 Relay Control Unit A0005400950

Part no. A0005400950

Fuse Box Mercedes Sprinter W901 W902 W903 W904 Relay Control Unit A0005400950

Product currently unavailable

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BMW F22 F30 F32 220i 320i 420i Petrol N20 184HP ECU Kit DME 8631725 + Key + FEM

Part no. 8631725-1

BMW F22 F30 F32 220i 320i 420i Petrol N20 184HP ECU Kit DME 8631725 + Key + FEM

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BMW F20 F30 116i 316i N13 Engine ECU KIT DME 8603352 + FEM + Key Manual

Part no. 8603352-1

BMW F20 F30 116i 316i N13 Engine ECU KIT DME 8603352 + FEM + Key Manual

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Mercedes W203 C200 Kompressor 163HP M271.940 Engine ECU Kit A2711534279 Key Lock

Part no. A2711534279-1

Mercedes W203 C200 Kompressor 163HP M271.940 Engine ECU Kit A2711534279 Key Lock

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Mercedes W203 C220CDI OM611.692 116HP Engine Unit ECU Kit A6111537779 Key Lock

Part no. A6111537779-1

Mercedes W203 C220CDI OM611.692 116HP Engine Unit ECU Kit A6111537779 Key Lock

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MINI Cooper R50 R52 W10 1.6 Petrol Engine Control Unit ECU DME 7557395 Automatic

Part no. 7557395-9

MINI Cooper R50 R52 W10 1.6 Petrol Engine Control Unit ECU DME 7557395 Automatic

Product currently unavailable

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BMW X1 E84 2.0dX N47 177HP Engine ECU Kit DDE 8510591 CAS3 + Key Automatic

Part no. 8510591-4

BMW X1 E84 2.0dX N47 177HP Engine ECU Kit DDE 8510591 CAS3 + Key Automatic

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BMW E60 E61 E90 E91 330d 530d M57N2 Engine DDE Control Unit 7799856 Automatic

Part no. 7799856-3

BMW E60 E61 E90 E91 330d 530d M57N2 Engine DDE Control Unit 7799856 Automatic

Product currently unavailable

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Mini Cooper R50 R52 R53 Rear Bumper PDC Ultrasonic Sensor Cosmos Black - 303

Part no. 6917549

Mini Cooper R50 R52 R53 Rear Bumper PDC Ultrasonic Sensor Cosmos Black - 303

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Mercedes W203 C180 Kompressor M271.946 Engine ECU A2711532291 Automatic

Part no. A2711532291

Mercedes W203 C180 Kompressor M271.946 Engine ECU A2711532291 Automatic

Product currently unavailable

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Peugeot 207 1.6 HDI Alternator Supporting Bracket Mount Diesel 9657477580

Part no. 9657477580

Peugeot 207 1.6 HDI Alternator Supporting Bracket Mount Diesel 9657477580

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Wiring Harness Opel Vivaro B Renault Trafic 3 Loom Cable 93455434

Part no. 93455434

Wiring Harness Opel Vivaro B Renault Trafic 3 Loom Cable 93455434

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Door Module Mercedes CL203 W203 Front Left N/S Control Unit A2038201385

Part no. A2038201385

Door Module Mercedes CL203 W203 Front Left N/S Control Unit A2038201385

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Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698206926

Part no. A1698206926

Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698206926

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BMW E60 E61 E90 E91 E92 N52 325i 525i Engine Control Unit ECU DME 7577968 Manual

Part no. 7577968-3

BMW E60 E61 E90 E91 E92 N52 325i 525i Engine Control Unit ECU DME 7577968 Manual

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Mercedes W203 Gearbox Transmission Control A0325451232

Part no. A0325451232

Mercedes W203 Gearbox Transmission Control A0325451232

Product currently unavailable

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Mercedes CLK W209 Fuse Box Relay Control Unit Module SAM Fuse Box A2095450001

Part no. A2095450001

Mercedes CLK W209 Fuse Box Relay Control Unit Module SAM Fuse Box A2095450001

Product currently unavailable

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BMW F20 F21 F30 Ultrasonic Parking Sensor PDC Front Havanna Metallic - A17

Part no. 9261592

BMW F20 F21 F30 Ultrasonic Parking Sensor PDC Front Havanna Metallic - A17

Product currently unavailable

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Mercedes W212 E350 CDI OM642.850 Engine Control Unit Module ECU A6429002900

Part no. A6429002900

Mercedes W212 E350 CDI OM642.850 Engine Control Unit Module ECU A6429002900

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Mercedes W176 Pressure Crash Impact Sensor A1769052400

Part no. A1769052400-1

Mercedes W176 Pressure Crash Impact Sensor A1769052400

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Mercedes W211 Rain And Light Sensor Control Unit Module ECU A2118206026

Part no. A2118206026

Mercedes W211 Rain And Light Sensor Control Unit Module ECU A2118206026

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Mercedes Vito W639 Positive Battery Terminal Cover Cap Trim Red A6395450191

Part no. A6395450191

Mercedes Vito W639 Positive Battery Terminal Cover Cap Trim Red A6395450191

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Audi A6 C5 Yaw Sensor ESP Rotation Rate Control Unit Module 8E0907637A

Part no. 8E0907637A

Audi A6 C5 Yaw Sensor ESP Rotation Rate Control Unit Module 8E0907637A

Product currently unavailable

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Mercedes W204 W212 C218 Sound Audio Amplifier Harman Becker A2128700194

Part no. A2128700194

Mercedes W204 W212 C218 Sound Audio Amplifier Harman Becker A2128700194

Product currently unavailable

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BMW X3 F25 20dX 190HP B47 Engine Control Unit Module ECU DDE 8588946 Automatic

Part no. 8588946-1

BMW X3 F25 20dX 190HP B47 Engine Control Unit Module ECU DDE 8588946 Automatic

Product currently unavailable

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BMW 1 Series E87 ECU Body Control Module H2 Junction Box PL2 JBBFE II 9187539

Part no. 9187539-1

BMW 1 Series E87 ECU Body Control Module H2 Junction Box PL2 JBBFE II 9187539

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BMW F25 F26 Head Unit Basis Media Navigation System Controller DAB 6821164

Part no. 6821164

BMW F25 F26 Head Unit Basis Media Navigation System Controller DAB 6821164

Product currently unavailable

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Gateway Module Mercedes W211 Control Unit ECU A2115408545

Part no. A2115408545

Gateway Module Mercedes W211 Control Unit ECU A2115408545

Product currently unavailable

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BMW F01 F07 F10 F11 F12 F25 CAS4 Module Control Unit Key Reading 6809374

Part no. 6809374

BMW F01 F07 F10 F11 F12 F25 CAS4 Module Control Unit Key Reading 6809374

Product currently unavailable

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Land Rover Range Rover L322 3.0d M57 306D1 Gearbox Control Unit Module TGB000091

Part no. TGB000091

Land Rover Range Rover L322 3.0d M57 306D1 Gearbox Control Unit Module TGB000091

Product currently unavailable

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Land Rover Range Rover Engine L322 3.0d M57 306D1 Unit Module ECU DDE 7791367

Part no. 7791367

Land Rover Range Rover Engine L322 3.0d M57 306D1 Unit Module ECU DDE 7791367

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MINI Cooper R50 R52 1.6i W10 116HP Engine ECU Control Unit DME 7539808 Manual

Part no. 7539808

MINI Cooper R50 R52 1.6i W10 116HP Engine ECU Control Unit DME 7539808 Manual

Product currently unavailable

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BMW X3 Series E83 Wiring Passenger Side Loom Front Door Cables 3427751

Part no. 3427751

BMW X3 Series E83 Wiring Passenger Side Loom Front Door Cables 3427751

Product currently unavailable

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BMW E84 ECU Body Control Module Junction Box PL2RR JBBFE IIIR 9267421

Part no. 9267421-2

BMW E84 ECU Body Control Module Junction Box PL2RR JBBFE IIIR 9267421

Product currently unavailable

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Seat Module BMW E87 E90 E91 E92 Control Unit ECU 9148264

Part no. 9148264

Seat Module BMW E87 E90 E91 E92 Control Unit ECU 9148264

Product currently unavailable

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Mini Cooper R55 R56 R57 Battery Cable Wiring Lead Power Positive 7571142

Part no. 7571142-1

Mini Cooper R55 R56 R57 Battery Cable Wiring Lead Power Positive 7571142

Product currently unavailable

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BMW 1 2 Series F20 F21 F22 LCI Battery Cable Lead Positive Underfloor 9348761

Part no. 9348761

BMW 1 2 Series F20 F21 F22 LCI Battery Cable Lead Positive Underfloor 9348761

Product currently unavailable

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Navigation System BMW X3 E83 Z4 E85 Mini R50 R52 DVD GPS Computer Unit

Part no. 9176685

Navigation System BMW X3 E83 Z4 E85 Mini R50 R52 DVD GPS Computer Unit

Product currently unavailable

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Alternator Generator Mercedes R171 W209 M272 Petrol Engine 150A A2721540002

Part no. A2721540002

Alternator Generator Mercedes R171 W209 M272 Petrol Engine 150A A2721540002

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Gateway Module BMW F10 F11 Central Module Control Unit Lear ZGW-02 ECU 9267515

Part no. 9267515

Gateway Module BMW F10 F11 Central Module Control Unit Lear ZGW-02 ECU 9267515

Product currently unavailable

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Renault Trafic Scenic Diesel Starter Motor Mitsubishi 233003248R

Part no. 233003248R

Renault Trafic Scenic Diesel Starter Motor Mitsubishi 233003248R

Product currently unavailable

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PDC Module Mercedes W176 W246 Parking Assist Distance Control Unit A0009003210

Part no. A0009003210

PDC Module Mercedes W176 W246 Parking Assist Distance Control Unit A0009003210

Product currently unavailable

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Starter Motor Ford Transit Connect 1.8 TDCI Diesel Engine Actuator 2T1411000CC

Part no. 2T1411000CC

Starter Motor Ford Transit Connect 1.8 TDCI Diesel Engine Actuator 2T1411000CC

Product currently unavailable

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Engine Wiring Renault Trafic 2 Loom Module Harness Cable 275850906R

Part no. 275850906R

Engine Wiring Renault Trafic 2 Loom Module Harness Cable 275850906R

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BMW 4 Series F32 F82 F83 M4 KaFAS Camera Assist Speed Limit Control 9384686

Part no. 9384686

BMW 4 Series F32 F82 F83 M4 KaFAS Camera Assist Speed Limit Control 9384686

Product currently unavailable

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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