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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Ford Transit Connect Radio Head Unit 6000 CD Media Player Unit 8S61-18C815-AA

Part no. 8S61-18C815-AA

Ford Transit Connect Radio Head Unit 6000 CD Media Player Unit 8S61-18C815-AA

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215405950

Part no. A2215405950

Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215405950

£42.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Skoda Octavia II 5 Pin Black Relay Control Module Unit Set Kit 8Z0951253

Part no. 8Z0951253

Skoda Octavia II 5 Pin Black Relay Control Module Unit Set Kit 8Z0951253

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes C140 Fuse Box Relay Box Control Module Unit A1405400750

Part no. RHD-A1405400750

Mercedes C140 Fuse Box Relay Box Control Module Unit A1405400750

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes A B Class W169 W245 Aerial Antenna Amplifier Right O/S A1698200089

Part no. A1698200089

Mercedes A B Class W169 W245 Aerial Antenna Amplifier Right O/S A1698200089

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W205 C 220d 651.921 170HP ECU Kit A6519005203 SAM 2 Keys Lock Automatic

Part no. A6519005203-6

Mercedes W205 C 220d 651.921 170HP ECU Kit A6519005203 SAM 2 Keys Lock Automatic

£332.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Fuse Box  Mercedes W177 Relay Fuse Box COntrol Module Unit  A1779061102

Part no. A1779061102

Fuse Box Mercedes W177 Relay Fuse Box COntrol Module Unit A1779061102

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A3 S3 8V 2.0 TFSI CJXC 300HP Quattro Engine Control Unit ECU 8V0906259F

Part no. 8V0906259F

Audi A3 S3 8V 2.0 TFSI CJXC 300HP Quattro Engine Control Unit ECU 8V0906259F

£132.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Door Wiring Mercedes C205 Front Door Right Left N/o/S Lock Harness A2055400708

Part no. rhd-A2055400708

Door Wiring Mercedes C205 Front Door Right Left N/o/S Lock Harness A2055400708

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mini One R56 N12 1.4 95HP Engine Control Unit Module ECU DME 7600020 Automatic

Part no. 7600020-11

Mini One R56 N12 1.4 95HP Engine Control Unit Module ECU DME 7600020 Automatic

£94.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW X5 F15 X6 F16 Front Fuse Box Relay Module Control Unit 9316568

Part no. 9316568

BMW X5 F15 X6 F16 Front Fuse Box Relay Module Control Unit 9316568

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q7 4M Electric Steering Mechanism Cable Loom Harness 4M2971111Q

Part no. RHD-4M2971111Q

Audi Q7 4M Electric Steering Mechanism Cable Loom Harness 4M2971111Q

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mini R52 Cabrio Convertible DWA Rear Door Alarm System Module Unit 6949229

Part no. 6949229

Mini R52 Cabrio Convertible DWA Rear Door Alarm System Module Unit 6949229

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW U06 iX I20 Headlight Headlamp Control Module Unit FLM2 Mid 5A410C5

Part no. 5A410C5

BMW U06 iX I20 Headlight Headlamp Control Module Unit FLM2 Mid 5A410C5

£132.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Fuse Box Mercedes Sprinter W907 Prefuse Box Module Relay Holder A9075409482

Part no. A9075409482

Fuse Box Mercedes Sprinter W907 Prefuse Box Module Relay Holder A9075409482

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W169 W204 W212 Front Parking  Sensor PDC Sensor Tenorite Grey 755

Part no. A2125420018-TNG2

Mercedes W169 W204 W212 Front Parking Sensor PDC Sensor Tenorite Grey 755

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW G30 G08 Harman Head Unit Radio Sat Nav Navi Control Unit ECU Module 5A7D370

Part no. 5A7D370

BMW G30 G08 Harman Head Unit Radio Sat Nav Navi Control Unit ECU Module 5A7D370

£541.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q3 8U Multimedia Display Screen Radio Sat Nav Head Unit 8U0857273E

Part no. 8U0857273A

Audi Q3 8U Multimedia Display Screen Radio Sat Nav Head Unit 8U0857273E

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW 1 3 Series E81 E87 E90 Hands-Free Electronics Charging Module MULF 9111718

Part no. 9111718

BMW 1 3 Series E81 E87 E90 Hands-Free Electronics Charging Module MULF 9111718

£85.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW E65 E66 E67 Sport Driver's Side Air Module Steering Wheel Grey 6761952

Part no. 6776771

BMW E65 E66 E67 Sport Driver's Side Air Module Steering Wheel Grey 6761952

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Volkswagen Sharan 7N Sliding Door Locking Catch Plate Lower Right O/S 7N0843640

Part no. 7N0843640

Volkswagen Sharan 7N Sliding Door Locking Catch Plate Lower Right O/S 7N0843640

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Volkswagen Golf Mk8 Antenna Amplifier Transmitter Receiver Module ECU 5WA962132

Part no. 5WA962132

Volkswagen Golf Mk8 Antenna Amplifier Transmitter Receiver Module ECU 5WA962132

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW Z4 E89 Roadster HiFi Speaker Sound System Amplifier AMP Unit 9118032

Part no. 9118032

BMW Z4 E89 Roadster HiFi Speaker Sound System Amplifier AMP Unit 9118032

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Volkswagen Skoda Seat Audi Diesel Engine Adblue Module Control Unit 3Q0941329

Part no. 3Q0941329

Volkswagen Skoda Seat Audi Diesel Engine Adblue Module Control Unit 3Q0941329

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q7 4L Door Card Wiring Harness Cable Loom Front Driver's Side 4L0971035C

Part no. 4L0971035G

Audi Q7 4L Door Card Wiring Harness Cable Loom Front Driver's Side 4L0971035C

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A5 8T 2.0 TFSI Starter Motor Engine 079911023D

Part no. 079911023D

Audi A5 8T 2.0 TFSI Starter Motor Engine 079911023D

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F20 F30 120d 320d N47N 163HP Engine ECU Kit DDE 8576333 Lock FEM Key Manual

Part no. 8576333-6

BMW F20 F30 120d 320d N47N 163HP Engine ECU Kit DDE 8576333 Lock FEM Key Manual

£85.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Seat Ibiza Mk5 Negative Battery Terminal Cable Lead 2Q0915181B

Part no. 2Q0915181B

Seat Ibiza Mk5 Negative Battery Terminal Cable Lead 2Q0915181B

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Ford Transit Mk8 Exhaust Emission Wiring Loom Harness KK3T9K499BCE

Part no. KK3T9K499BCE

Ford Transit Mk8 Exhaust Emission Wiring Loom Harness KK3T9K499BCE

£170.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Engine Wiring BMW F30 F31 335dX N57Z Automatic Gearbox Cable Harness 8574024

Part no. 8574024

Engine Wiring BMW F30 F31 335dX N57Z Automatic Gearbox Cable Harness 8574024

£32.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW X5 E70 Front Seat Control Unit Module Driver's Side 9149835

Part no. 9149835

BMW X5 E70 Front Seat Control Unit Module Driver's Side 9149835

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W212 Cable Wiring Power Steering Rack Loom Harness A2125405433

Part no. rhd-A2125405433

Mercedes W212 Cable Wiring Power Steering Rack Loom Harness A2125405433

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes CLS W219 Door Module Rear Left N/S Control Unit A2198203526

Part no. A2198203526

Mercedes CLS W219 Door Module Rear Left N/S Control Unit A2198203526

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW G20 G21 Rear Door Left Right N/O/S Wiring Cable Control Unit 9436289

Part no. 9436289

BMW G20 G21 Rear Door Left Right N/O/S Wiring Cable Control Unit 9436289

£51.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F20 F21 F30 F31 N47N Wiring Loom Harness Engine Gearbox Module 8585642

Part no. 8585642

BMW F20 F21 F30 F31 N47N Wiring Loom Harness Engine Gearbox Module 8585642

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW X1 F48 Rear Light Lamp Boot Tailgate Left N/S Loom Wiring Harness 7350698

Part no. 7350698-2

BMW X1 F48 Rear Light Lamp Boot Tailgate Left N/S Loom Wiring Harness 7350698

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W207 Telematic Communication Control Unit Module A1669005517

Part no. A1669005517

Mercedes W207 Telematic Communication Control Unit Module A1669005517

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W169 A170 266.940 Engine Control ECU Kit A2661530791 Key Lock Automatic

Part no. A2661530791-1

Mercedes W169 A170 266.940 Engine Control ECU Kit A2661530791 Key Lock Automatic

£142.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW X5 X6 Series E70 E71 Bracket Telematics Control Unit 9112582

Part no. 9112582

BMW X5 X6 Series E70 E71 Bracket Telematics Control Unit 9112582

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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MIni R50 R53 PDC Front Parking Sensor Royal Grey - A48 2240962

Part no. 2240962-1

MIni R50 R53 PDC Front Parking Sensor Royal Grey - A48 2240962

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W177 Front Door Control Module Left Right N/O/S Unit ECU A1779007716

Part no. A1779007716

Mercedes W177 Front Door Control Module Left Right N/O/S Unit ECU A1779007716

£51.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q5 FY 2.0 TFSI DAXB 252HP Quattro Engine ECU Kit Gateway + Key 06L907425C

Part no. 06L907425C-2

Audi Q5 FY 2.0 TFSI DAXB 252HP Quattro Engine ECU Kit Gateway + Key 06L907425C

£398.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A3 8Y Keyless Control Module Unit ECU 5WA959436M

Part no. 5WA959436M

Audi A3 8Y Keyless Control Module Unit ECU 5WA959436M

£61.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W470 Nissan Navara OM699 Diesel Fuse Relay Box 252307990A

Part no. 252307990A

Mercedes W470 Nissan Navara OM699 Diesel Fuse Relay Box 252307990A

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi S4 B8 3.0 TFSI 333HP CAKA Quattro Engine ECU Kit 8K0907551 Automatic

Part no. 8K0907551-1

Audi S4 B8 3.0 TFSI 333HP CAKA Quattro Engine ECU Kit 8K0907551 Automatic

£208.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW E81 E87 E90 LCI 118d 318d N47 143HP ECU Control Unit DDE 8510592 Automatic

Part no. 8510592-2

BMW E81 E87 E90 LCI 118d 318d N47 143HP ECU Control Unit DDE 8510592 Automatic

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes ML W164 Aerial Antenna Amplifier Unit Module A1648205389

Part no. A1648205389

Mercedes ML W164 Aerial Antenna Amplifier Unit Module A1648205389

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Fuel Pump Module Mercedes W205 Control Unit ECU A0009006007

Part no. A0009006007

Fuel Pump Module Mercedes W205 Control Unit ECU A0009006007

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Ford Transit Custom Mk8 Automatic Gearbox Module Control Unit GK21-12B565-ED

Part no. GK2112B565ED

Ford Transit Custom Mk8 Automatic Gearbox Module Control Unit GK21-12B565-ED

£137.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W212 M271 Wiring Battery Alternator Starter Harness Cable A2125403005

Part no. A2125403005

Mercedes W212 M271 Wiring Battery Alternator Starter Harness Cable A2125403005

£94.95

Free delivery - Mon, Nov 10

If paid before 14:00

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Audi A6 C6 2.0 TDI BRE 140HP Engine Control Unit ECU 03G906016MF Automatic

Part no. 03G906016MF

Audi A6 C6 2.0 TDI BRE 140HP Engine Control Unit ECU 03G906016MF Automatic

£28.95

Free delivery - Fri, Nov 07

If paid before 14:00

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 Mercedes W212 Fuse Box Rear SAM Relay Control Unit Module A2129001306

Part no. A2129001306

Mercedes W212 Fuse Box Rear SAM Relay Control Unit Module A2129001306

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215408562

Part no. A2215408562

Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215408562

£94.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A3 8P PDC Parking Assistance Distance Control Module Unit ECU 8P0919475N

Part no. 8P0919475N

Audi A3 8P PDC Parking Assistance Distance Control Module Unit ECU 8P0919475N

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q7 4M Multimedia Navigation Player Radio Audio Head Unit 4M2035070B

Part no. 4M2035070B

Audi Q7 4M Multimedia Navigation Player Radio Audio Head Unit 4M2035070B

£465.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Air Module Audi A4 B6 B7 ECU Control Unit Crash Sensor Air 8E0959655G

Part no. 8E0959655G

Air Module Audi A4 B6 B7 ECU Control Unit Crash Sensor Air 8E0959655G

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W221 Centre Console Telephone Keypad Control Unit Module A2218230050

Part no. A2218230050

Mercedes W221 Centre Console Telephone Keypad Control Unit Module A2218230050

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW 5 Series E39 Cable Loom Door Rear Left Right N/O/S Wiring Harness 8379119

Part no. 8378641

BMW 5 Series E39 Cable Loom Door Rear Left Right N/O/S Wiring Harness 8379119

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW G01 G08 G11 G12 Wireless Charger Console Phone Charging Module 5A1DC85

Part no. 5A1DC85

BMW G01 G08 G11 G12 Wireless Charger Console Phone Charging Module 5A1DC85

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q7 4L Door Card Wiring Harness Cable Loom Front Driver's Side 4L0971029J

Part no. 4L0971029J

Audi Q7 4L Door Card Wiring Harness Cable Loom Front Driver's Side 4L0971029J

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW E81 E87 LCI Board Monitor Central Information Display 6,5" 9193753

Part no. 9193753-1

BMW E81 E87 LCI Board Monitor Central Information Display 6,5" 9193753

£313.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A4 B8 Engine Control Unit Module ECU 2.0 TDI CNHC 163HP 04L906021BQ

Part no. 04L906021BQ

Audi A4 B8 Engine Control Unit Module ECU 2.0 TDI CNHC 163HP 04L906021BQ

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mini Cooper D F54 F55 F57 B37B 116HP Control Unit ECU DME Kit 8475125 Automatic

Part no. 8475125

Mini Cooper D F54 F55 F57 B37B 116HP Control Unit ECU DME Kit 8475125 Automatic

£398.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW E38 E53 E86 F15 Mini R50 Diagnoctic Socket Connector Plug Housing 8380698

Part no. 8380698

BMW E38 E53 E86 F15 Mini R50 Diagnoctic Socket Connector Plug Housing 8380698

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W205 Head Unit Radio CD Player Audio Sat Nav Multimedia A2059004433

Part no. A2059004433

Mercedes W205 Head Unit Radio CD Player Audio Sat Nav Multimedia A2059004433

£218.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Wireless Charger BMW F06 F12 F25 Centre Console Phone Charging Module 6826897

Part no. 6826897

Wireless Charger BMW F06 F12 F25 Centre Console Phone Charging Module 6826897

£66.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Volkswagen New Beetle Body Control Comfort Unit Module BCM PQ25 5C5937087F

Part no. 5C5937087F

Volkswagen New Beetle Body Control Comfort Unit Module BCM PQ25 5C5937087F

£237.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW U06 Positive Power Cable Harness Wiring Underfloor Lead 5A90876

Part no. 5A90876-2

BMW U06 Positive Power Cable Harness Wiring Underfloor Lead 5A90876

£28.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W213 Entry Keyless Kessy Control Module Unit ECU A2139001810

Part no. A2139008807

Mercedes W213 Entry Keyless Kessy Control Module Unit ECU A2139001810

£75.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Telematics Control Unit Mini F54 F55 F56 F57 F60 Module 84106836210 6836210

Part no. 6836210

Telematics Control Unit Mini F54 F55 F56 F57 F60 Module 84106836210 6836210

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F22 Coupe 218d Diesel N47N 143HP Engine Control ECU Kit DDE 8582281 Manual

Part no. 8582281-1

BMW F22 Coupe 218d Diesel N47N 143HP Engine Control ECU Kit DDE 8582281 Manual

£332.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW X1 F48 Rear Light Lamp Trunk Tailgate Left N/S Loom Harness Wiring 7350697

Part no. 7350697-2

BMW X1 F48 Rear Light Lamp Trunk Tailgate Left N/S Loom Harness Wiring 7350697

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Nissan Primastar Display Unit Screen Monitor Navigation 2831300QAB

Part no. 2831300QAB

Nissan Primastar Display Unit Screen Monitor Navigation 2831300QAB

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Ford Transit MK7 2.2 TDCI P8FA Diesel Engine Control Unit ECU AC1112A650BC

Part no. AC1112A650BC-1

Ford Transit MK7 2.2 TDCI P8FA Diesel Engine Control Unit ECU AC1112A650BC

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F09 F10 F12 F13 Differential Locking Module Control Unit ECU 7857786

Part no. 7857786

BMW F09 F10 F12 F13 Differential Locking Module Control Unit ECU 7857786

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F20 118d F30 318d N47N 143HP Engine ECU Kit DDE 8517874 + Key + FEM + Lock

Part no. 8517874-8

BMW F20 118d F30 318d N47N 143HP Engine ECU Kit DDE 8517874 + Key + FEM + Lock

£189.95

Free delivery - Mon, Nov 10

If paid before 14:00

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Mercedes GLC X253 Seat Control Unit Module ECU Front Right O/S A2059009421

Part no. A2059009421

Mercedes GLC X253 Seat Control Unit Module ECU Front Right O/S A2059009421

£70.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW E90 E91 LCI 320d N47N 163HP Engine Control Unit ECU DDE 8519668 Automatic

Part no. 8519668-2

BMW E90 E91 LCI 320d N47N 163HP Engine Control Unit ECU DDE 8519668 Automatic

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F40 F44 F70 F74 F78 G30 G31 G32 G70 Relay Unit 8704670

Part no. 8704670

BMW F40 F44 F70 F74 F78 G30 G31 G32 G70 Relay Unit 8704670

£28.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q7 4M Engine Relay 4 Pin 40A 4H0951253E

Part no. 4H0951253E

Audi Q7 4M Engine Relay 4 Pin 40A 4H0951253E

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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 Power Relay Control Mercedes W176 W246 Module 4 Pin 12V 20A A0035423019 SET

Part no. A0035423019-1

Power Relay Control Mercedes W176 W246 Module 4 Pin 12V 20A A0035423019 SET

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A4 B7 Stereo Radio Sound Audio Amplifier Module Harman Becker 8E5035223D

Part no. 8E5035223D

Audi A4 B7 Stereo Radio Sound Audio Amplifier Module Harman Becker 8E5035223D

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes C219 CLS320 CDI OM642.920 224HP Engine Module ECU A6421509078 Automatic

Part no. A6421509078

Mercedes C219 CLS320 CDI OM642.920 224HP Engine Module ECU A6421509078 Automatic

£66.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes CL203 Cover Wiring Loom Cable Door Right O/S Protection A2038210197

Part no. A2038210197

Mercedes CL203 Cover Wiring Loom Cable Door Right O/S Protection A2038210197

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Door Module Mercedes C219 Rear Door Left N/S Control Module A2198200226

Part no. A2198200226

Door Module Mercedes C219 Rear Door Left N/S Control Module A2198200226

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F11 Touring Control Unit Rear Tailgate Boot Lid Function Module 7266666

Part no. 7266666

BMW F11 Touring Control Unit Rear Tailgate Boot Lid Function Module 7266666

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F10 F11 Radio Player Alpine CD Champ 2 Audio Head Unit 9257490

Part no. 9257490

BMW F10 F11 Radio Player Alpine CD Champ 2 Audio Head Unit 9257490

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A1 8X Q3 8U Headlight Head Lamp Range Control Unit Module ECU 8X0907357B

Part no. 8X0907357B

Audi A1 8X Q3 8U Headlight Head Lamp Range Control Unit Module ECU 8X0907357B

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W213 W222 Tailgate Bootlid Comfort Module Control Unit A2139004711

Part no. A2139004711

Mercedes W213 W222 Tailgate Bootlid Comfort Module Control Unit A2139004711

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F30 F31 F33 F34 B48 184HP Engine Control Unit ECU DME Kit 8676533 Automatic

Part no. 8676533-2

BMW F30 F31 F33 F34 B48 184HP Engine Control Unit ECU DME Kit 8676533 Automatic

£503.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW i3 I01 Electric High Voltage EDH Wiring Cable Wire Harness 9339958

Part no. 9339958

BMW i3 I01 Electric High Voltage EDH Wiring Cable Wire Harness 9339958

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Skoda Octavia II Sat Radio Navi DVD CD MP3 Player Panel Head Unit 1Z0035191A

Part no. 1Z0035191A

Skoda Octavia II Sat Radio Navi DVD CD MP3 Player Panel Head Unit 1Z0035191A

£28.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F25 20dX N47N 184HP ECU Kit Control Unit DDE 8574091 CAS4 Key Manual

Part no. 8574091-4

BMW F25 20dX N47N 184HP ECU Kit Control Unit DDE 8574091 CAS4 Key Manual

£284.95

Free delivery - Fri, Nov 07

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Mercedes Vito W639 Fuse Box Relay Carrier Holder Bracket Mount A6395450202

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Mercedes Vito W639 Fuse Box Relay Carrier Holder Bracket Mount A6395450202

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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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