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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Audi A8 4E S8 D3 Battery Voltage Control Module 4E0910181C 4E0915181C

Part no. 4E0915181C

Audi A8 4E S8 D3 Battery Voltage Control Module 4E0910181C 4E0915181C

£32.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi S7 4G8 Alarm Signal Body Sound Impact Control Module Unit 4G0907159B

Part no. 4G0907159B

Audi S7 4G8 Alarm Signal Body Sound Impact Control Module Unit 4G0907159B

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi Q5 8R 3.0 TDI CCWA 240HP Quattro Engine ECU Kit Ignition + Key 8R0907401J

Part no. 8R0907401J-1

Audi Q5 8R 3.0 TDI CCWA 240HP Quattro Engine ECU Kit Ignition + Key 8R0907401J

£237.95

Free delivery - Fri, Dec 19

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 - Thu, Dec 18

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 - Thu, Dec 18

If paid before 14:00

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Audi A4 B7 2.0 TFSI BWE 200HP Engine Control Unit ECU 8E1910115A Manual

Part no. 8E1910115A-1

Audi A4 B7 2.0 TFSI BWE 200HP Engine Control Unit ECU 8E1910115A Manual

£94.95

Free delivery - Thu, Dec 18

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 - Thu, Dec 18

If paid before 14:00

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Volkswagen Seat Skoda Audi Gateway Control Unit Module ECU 5Q0907530AF

Part no. 5Q0907530AF

Volkswagen Seat Skoda Audi Gateway Control Unit Module ECU 5Q0907530AF

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW F20 F21 F30 118d 318d Diesel N47N Engine ECU DDE 8574095 Key FEM Automatic

Part no. 8574095-3

BMW F20 F21 F30 118d 318d Diesel N47N Engine ECU DDE 8574095 Key FEM Automatic

£284.95

Free delivery - Thu, Dec 18

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 - Thu, Dec 18

If paid before 14:00

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Audi A4 B9 Body Control Module BCM Comfort Control Unit Power Supply 8W1907064BC

Part no. 8W1907064BC

Audi A4 B9 Body Control Module BCM Comfort Control Unit Power Supply 8W1907064BC

£85.95

Free delivery - Thu, Dec 18

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 - Thu, Dec 18

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 - Thu, Dec 18

If paid before 14:00

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BMW G26 Earth Ground Cable Negative Battery Lead Wiring 5A0FAE3

Part no. 5A0FAE3

BMW G26 Earth Ground Cable Negative Battery Lead Wiring 5A0FAE3

£23.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Volkswagen Golf Mk7 PDC Parking Assist Distance Module Control Unit 5QA919294G

Part no. 5QA919294G

Volkswagen Golf Mk7 PDC Parking Assist Distance Module Control Unit 5QA919294G

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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DAF Cabin Tilt Cheap Cabin Pump Hydraulic Unit 1273280

Part no. 1273280

DAF Cabin Tilt Cheap Cabin Pump Hydraulic Unit 1273280

£66.95

Free delivery - Thu, Dec 18

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 - Thu, Dec 18

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 - Thu, Dec 18

If paid before 14:00

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Audi A3 8P Bluetooth Antenna Module Control Unit 8P0035503M

Part no. 8P0035503M

Audi A3 8P Bluetooth Antenna Module Control Unit 8P0035503M

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi A3 8P Front Left N/S Door Harness Cable Loom 8P4971036J

Part no. 8P4971036J

Audi A3 8P Front Left N/S Door Harness Cable Loom 8P4971036J

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW X5 E70 X6 E71 Multimedia Radio Sat Nav Player DVD System Head Unit 9151054

Part no. 9151054

BMW X5 E70 X6 E71 Multimedia Radio Sat Nav Player DVD System Head Unit 9151054

£175.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Volkswagen Touareg 7L Front Impact Crash Sensor Right Left N/O/S 7L0909606D

Part no. 7L0909606D

Volkswagen Touareg 7L Front Impact Crash Sensor Right Left N/O/S 7L0909606D

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Onboard Supply BMW G20 G21 G30 G31 X3 G01 Module Control Unit ECU 8490531

Part no. 8490531

Onboard Supply BMW G20 G21 G30 G31 X3 G01 Module Control Unit ECU 8490531

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW 3 Series E93 Cable Set Seat Motors Driver's Side 9131863

Part no. rhd-9131863

BMW 3 Series E93 Cable Set Seat Motors Driver's Side 9131863

£18.95

Free delivery - Thu, Dec 18

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

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW F20 F21 116d N47N 116HP ECU Kit DDE 8582280 + Key + Lock + FEM Manual

Part no. 8582280-3

BMW F20 F21 116d N47N 116HP ECU Kit DDE 8582280 + Key + Lock + FEM Manual

£237.95

Free delivery - Fri, Dec 19

If paid before 14:00

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Mini Countryman R60 CAS3 Body Control Unit Key Reading Module BCM 9389115

Part no. 9389115-1

Mini Countryman R60 CAS3 Body Control Unit Key Reading Module BCM 9389115

£80.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi A4 B8 Air Suspension Module Regulation Control Unit 6C0907359

Part no. 6C0907359

Audi A4 B8 Air Suspension Module Regulation Control Unit 6C0907359

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi Q3 F3 A8 4N 2.5 TFSI Petrol Control Fuel Pump Tank Pump Unit 4N0906093E

Part no. 4N0906093E

Audi Q3 F3 A8 4N 2.5 TFSI Petrol Control Fuel Pump Tank Pump Unit 4N0906093E

£47.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Durite 175A Battery Cable Wiring Harness Connector Cabling 0-431-97

Part no. 0-431-97

Durite 175A Battery Cable Wiring Harness Connector Cabling 0-431-97

£56.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mini Cooper SD R60 ALL4 N47N 143HP Engine Control Unit ECU DDE 8512415 Automatic

Part no. 8512415-12

Mini Cooper SD R60 ALL4 N47N 143HP Engine Control Unit ECU DDE 8512415 Automatic

£56.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW X5 F15 Surround View Camera Control Unit Module Bracket Holder 9282076

Part no. rhd-9282076

BMW X5 F15 Surround View Camera Control Unit Module Bracket Holder 9282076

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Engine Control Unit BMW F20 116d F30 316d N47N 116HP ECU DDE 8573258 Manual

Part no. 8573258-10

Engine Control Unit BMW F20 116d F30 316d N47N 116HP ECU DDE 8573258 Manual

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C117 GLA X156 ML W166 W176 W246 Relay 5 Pins Yellow Set A0035421019

Part no. A0035421019-1

Mercedes C117 GLA X156 ML W166 W176 W246 Relay 5 Pins Yellow Set A0035421019

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW F45 F48 F49 Mini Cooper F60 Earth Ground Cable 8648840

Part no. 8648840

BMW F45 F48 F49 Mini Cooper F60 Earth Ground Cable 8648840

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mini R55 R56 Fuse Box Electrical System Distribution Box 3449504

Part no. 3449504-1

Mini R55 R56 Fuse Box Electrical System Distribution Box 3449504

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W206 Door Harness Cable Wiring Rear Left N/S A2065404116

Part no. A2065406045

Mercedes W206 Door Harness Cable Wiring Rear Left N/S A2065404116

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Ford Transit Mk8 Rear View Camera Control Module Unit ECU KK3T19J201AD

Part no. KK3T19J201AD

Ford Transit Mk8 Rear View Camera Control Module Unit ECU KK3T19J201AD

£75.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mini R57 R58 Front Left Door Module Wiring Loom Harness N/S 9157650

Part no. 9157650

Mini R57 R58 Front Left Door Module Wiring Loom Harness N/S 9157650

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW X3 F25 20dX Diesel N47N 184HP Engine Control Unit ECU DDE 8513184 Automatic

Part no. 8513184-4

BMW X3 F25 20dX Diesel N47N 184HP Engine Control Unit ECU DDE 8513184 Automatic

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9348361

Part no. 9348361

FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9348361

£123.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Porsche Cayenne 92A Power Distribution Fuse Box Cover 7P5819349A

Part no. RHD-95857234901

Porsche Cayenne 92A Power Distribution Fuse Box Cover 7P5819349A

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes ML W166 GL X166 Air Module Control Unit ECU Module Sensor A1669001211

Part no. A1669001211

Mercedes ML W166 GL X166 Air Module Control Unit ECU Module Sensor A1669001211

£113.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi Q7 4M Twin Charging Dual Socket 12V Trim Centre Console Rear 4M8863351

Part no. 4M8863351

Audi Q7 4M Twin Charging Dual Socket 12V Trim Centre Console Rear 4M8863351

£32.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W177 W247 Driving Dynamics Module Control Unit ECU A0009004836

Part no. A0009004836

Mercedes W177 W247 Driving Dynamics Module Control Unit ECU A0009004836

£113.95

Free delivery - Fri, Dec 19

If paid before 14:00

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BMW F30 Hybrid 330e B48X Positive Battery Lead Cable Starter Unit Wiring 9387151

Part no. 9387151-1

BMW F30 Hybrid 330e B48X Positive Battery Lead Cable Starter Unit Wiring 9387151

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW 5 X3 Series E60 E61 E83 PDC Parking Ultrasonic Sensor Highland Green A11

Part no. 6989239

BMW 5 X3 Series E60 E61 E83 PDC Parking Ultrasonic Sensor Highland Green A11

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Porsche Cayenne 955 9PA Alternator Generator 220A 14V 3.0 TDI 059903016S

Part no. 059903016S

Porsche Cayenne 955 9PA Alternator Generator 220A 14V 3.0 TDI 059903016S

£47.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW X3 G01 SP Q DSG Module 48V Control Unit Bus Wiring Cable 765062002B

Part no. 7650620

BMW X3 G01 SP Q DSG Module 48V Control Unit Bus Wiring Cable 765062002B

£189.95

Free delivery - Thu, Dec 18

If paid before 14:00

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VW Volkswagen Audi  Seat Relay 449 Unit Module 4 Pins 1K0951253

Part no. 1K0951253

VW Volkswagen Audi Seat Relay 449 Unit Module 4 Pins 1K0951253

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi Q3 8U Rear Bumper PDC Parking Sensor Wiring Harness Loom Cable 8U0971104C

Part no. 8U0971104C

Audi Q3 8U Rear Bumper PDC Parking Sensor Wiring Harness Loom Cable 8U0971104C

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W251 Central Multimedia Navi GPS Control Head Unit ECU A2519061100

Part no. A2519061100

Mercedes W251 Central Multimedia Navi GPS Control Head Unit ECU A2519061100

£284.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi A3 VW Golf Caddy Battery Lead Positive Cable Plus Pole Wiring 1K0971228N

Part no. 1K0971228N

Audi A3 VW Golf Caddy Battery Lead Positive Cable Plus Pole Wiring 1K0971228N

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W204 Radio Player COMAND Navi CD Head Unit A2048700196

Part no. A2048700196-3

Mercedes W204 Radio Player COMAND Navi CD Head Unit A2048700196

£75.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes R172 Light Control Module Footwell Control Module Unit A1729068200

Part no. A1729068200

Mercedes R172 Light Control Module Footwell Control Module Unit A1729068200

£66.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W205 Sound Amplifier Rear Module Premium Sound E A2139002729

Part no. A2139002729-1

Mercedes W205 Sound Amplifier Rear Module Premium Sound E A2139002729

£474.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C219 CLS 320 642.920 224HP Engine Unit ECU Kit A6421508091 Key Lock

Part no. A6421508091-1

Mercedes C219 CLS 320 642.920 224HP Engine Unit ECU Kit A6421508091 Key Lock

£265.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mazda 6 GJ Impact Crash Sensor Control Unit Module KD45-57KC0

Part no. KD45-57KC0

Mazda 6 GJ Impact Crash Sensor Control Unit Module KD45-57KC0

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes A207 Heated Seats Heating Control Unit Module ECU A2079001600

Part no. A2079001600

Mercedes A207 Heated Seats Heating Control Unit Module ECU A2079001600

£56.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C216 W221 Glovebox Storage Compartment Wire Harness Loom A2214407109

Part no. A2214407109

Mercedes C216 W221 Glovebox Storage Compartment Wire Harness Loom A2214407109

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes CLA X118 Door Wiring Harness Keyless Front Left Right N/O/S A1185408215

Part no. RHD-A1185408215

Mercedes CLA X118 Door Wiring Harness Keyless Front Left Right N/O/S A1185408215

£47.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Porsche Boxster 986 Door Wire Wiring Loom Front Passenger's Door 99661263511

Part no. 99661263511

Porsche Boxster 986 Door Wire Wiring Loom Front Passenger's Door 99661263511

£42.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Fuse Box Holder Mercedes W209 Control Unit Mount Bracket CLK A2095453140

Part no. A2095453140

Fuse Box Holder Mercedes W209 Control Unit Mount Bracket CLK A2095453140

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Positive Battery Cable Mercedes S212 C218 X218 Starter Alternator A2124404138

Part no. rhd-A2124404138

Positive Battery Cable Mercedes S212 C218 X218 Starter Alternator A2124404138

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Centre Console Cable Land Rover Range Rover L320 Wiring Loom CH32-14B079-DB

Part no. CH32-14B079-DB

Centre Console Cable Land Rover Range Rover L320 Wiring Loom CH32-14B079-DB

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW F45 F46 Battery Cable  Positive Wire Lead Terminal 9339192

Part no. 9339192

BMW F45 F46 Battery Cable Positive Wire Lead Terminal 9339192

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Trefor Tripl Instrument Cluster Gauge Speedometer Speedo Clock M031913

Part no. TRIPL-SPEEDO

Trefor Tripl Instrument Cluster Gauge Speedometer Speedo Clock M031913

£94.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W204 C220CDI 646.811 170HP Engine ECU Kit Ignition + Key A6461502072

Part no. A6461502072-1

Mercedes W204 C220CDI 646.811 170HP Engine ECU Kit Ignition + Key A6461502072

£284.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi A8L 4H Head Up Display Hud Project Screen Control Unit Module 4H0919604G

Part no. 4H0919604G

Audi A8L 4H Head Up Display Hud Project Screen Control Unit Module 4H0919604G

£161.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW F40 F44 Head Up Display Dashboard Car System Screen RHD 8714307

Part no. 5A092A0

BMW F40 F44 Head Up Display Dashboard Car System Screen RHD 8714307

£270.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Wiring BMW X1 E84 F11 N20 Engine Sensor System Module Wiring Harness 8605458

Part no. 8605458

Wiring BMW X1 E84 F11 N20 Engine Sensor System Module Wiring Harness 8605458

£94.95

Free delivery - Fri, Dec 19

If paid before 14:00

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Body Domain Controller BMW F45 F46 BDC Control Unit Module LR01 ECU 9388174

Part no. 9388174

Body Domain Controller BMW F45 F46 BDC Control Unit Module LR01 ECU 9388174

£142.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Ford Transit Connect Mk2 1.6 TDCI Diesel Engine ECU ET7112A650UF Manual

Part no. ET7112A650UF

Ford Transit Connect Mk2 1.6 TDCI Diesel Engine ECU ET7112A650UF Manual

£75.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W213 C238 Battery Terminal Positive Cable Wiring OM656 A2135407173

Part no. RHD-A2135407173

Mercedes W213 C238 Battery Terminal Positive Cable Wiring OM656 A2135407173

£66.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Ford Transit Custom Load Door Wiring Harness Cable Loom Left N/S JK2T19L540AA

Part no. JK2T19L540AA

Ford Transit Custom Load Door Wiring Harness Cable Loom Left N/S JK2T19L540AA

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW X3 Series 1 E83N LCI Control Element Light Switch Black 3420282

Part no. rhd-3420282-1

BMW X3 Series 1 E83N LCI Control Element Light Switch Black 3420282

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi A5 8F A6 4G Sat Nav Multimedia DAB Radio Control Head Unit 4G0035056E

Part no. 4G0035056E

Audi A5 8F A6 4G Sat Nav Multimedia DAB Radio Control Head Unit 4G0035056E

£189.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W205 Battery Electrical Wiring Harness Ground Line A2055400696

Part no. rhd-A2055400696

Mercedes W205 Battery Electrical Wiring Harness Ground Line A2055400696

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C118 W167 W177 W243 W247 Ignition Control Module Unit ECU A1679009330

Part no. A1679009330

Mercedes C118 W167 W177 W243 W247 Ignition Control Module Unit ECU A1679009330

£237.95

Free delivery - Fri, Dec 19

If paid before 14:00

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BMW E65 E66 730i M54 Diesel Battery Cable Starter-Base B+ 7522057

Part no. 7522057

BMW E65 E66 730i M54 Diesel Battery Cable Starter-Base B+ 7522057

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW G30 LCI 530e Front Bumper Pedestrian Protection Shock Crash Sensor 5A4FAA3

Part no. 5A4FAA3-1

BMW G30 LCI 530e Front Bumper Pedestrian Protection Shock Crash Sensor 5A4FAA3

£80.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Door Module Mercedes C117 W176 W246 Front Left N/S Control Unit A1669004002

Part no. A1669004002

Door Module Mercedes C117 W176 W246 Front Left N/S Control Unit A1669004002

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi Q2 GA Front Parking Sensor Assist Control Module Black 5Q0919275B

Part no. 5Q0919275B-BLK

Audi Q2 GA Front Parking Sensor Assist Control Module Black 5Q0919275B

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi A1 8X Negative Battery Terminal 8K0915181L

Part no. 8K0915181L

Audi A1 8X Negative Battery Terminal 8K0915181L

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Door Module Mercedes C207 W207 Front Right O/S Control Unit ECU A2079001200

Part no. A2079001200

Door Module Mercedes C207 W207 Front Right O/S Control Unit ECU A2079001200

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW F20 F21 F30 F31 116d 316d 116HP N47N ECU Kit DDE 8576341 + Key + FEM

Part no. 8576341-7

BMW F20 F21 F30 F31 116d 316d 116HP N47N ECU Kit DDE 8576341 + Key + FEM

£189.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi A4 B9 A5 F5 Q5 FY Fuse Box Battery Terminal 8W0941824AK

Part no. 8W0941824AK

Audi A4 B9 A5 F5 Q5 FY Fuse Box Battery Terminal 8W0941824AK

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi Q3 8U Mechanical Steering Column Wiring Harness Loom Cable 5N2971111R

Part no. RHD-5N2971111R

Audi Q3 8U Mechanical Steering Column Wiring Harness Loom Cable 5N2971111R

£66.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW F20 F21 F22 F30 Control Unit Air Conditioning System 9301308

Part no. 9301308

BMW F20 F21 F22 F30 Control Unit Air Conditioning System 9301308

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi S5 8T 4.2 FSI CAUA Quattro 354HP Engine ECU Kit Ignition + Key 8T0907560M

Part no. 8T0907560M-2

Audi S5 8T 4.2 FSI CAUA Quattro 354HP Engine ECU Kit Ignition + Key 8T0907560M

£465.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Engine Unit Bracket BMW X5 F15 X6 F16 ECU Module Box Holder Mount 8514334

Part no. rhd-8514334

Engine Unit Bracket BMW X5 F15 X6 F16 ECU Module Box Holder Mount 8514334

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW 1 2 Series F20 F21 F22 F23 LCi Headlight Switch Control Element Light

Part no. 9265300

BMW 1 2 Series F20 F21 F22 F23 LCi Headlight Switch Control Element Light

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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BMW X3 F25 CIC Sat Nav Professional Infotainment Radio Player Head Unit 9289256

Part no. 9289256

BMW X3 F25 CIC Sat Nav Professional Infotainment Radio Player Head Unit 9289256

£237.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Audi A5 8T 3.0 TDI CCWA Quattro 239HP Engine ECU Kit 8K2907401A 2 Keys Manual

Part no. 8K2907401A-1

Audi A5 8T 3.0 TDI CCWA Quattro 239HP Engine ECU Kit 8K2907401A 2 Keys Manual

£170.95

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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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