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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Head Unit BMW F20 F21 F30 F31 Professional Navigation Sat Nav Unit 9289213

Part no. 9289213

Head Unit BMW F20 F21 F30 F31 Professional Navigation Sat Nav Unit 9289213

£189.95

Free delivery: Feb 10

If paid before 14:00

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BMW X3 E83 Z4 E85 DVD Player GPS Navi Head System Computer Unit 9133177

Part no. 9133177

BMW X3 E83 Z4 E85 DVD Player GPS Navi Head System Computer Unit 9133177

£80.95

Free delivery: Feb 10

If paid before 14:00

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Audi A4 B8 Sat Nav Multimedia DAB Radio Control Head Unit 4G0035056

Part no. 4G0035056

Audi A4 B8 Sat Nav Multimedia DAB Radio Control Head Unit 4G0035056

£189.95

Free delivery: Feb 10

If paid before 14:00

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BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK Mid 9354758

Part no. 9354758

BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK Mid 9354758

£23.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W204 MMI Multimedia Interface CarPlay Android Retrofit Interface

Part no. MMI Retrofit

Mercedes W204 MMI Multimedia Interface CarPlay Android Retrofit Interface

£189.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009908

Part no. A2129009908

Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009908

£66.95

Free delivery: Feb 10

If paid before 14:00

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BMW G20 Power Distribution Box LIN Module Control Unit ECU 8795477

Part no. 8795477

BMW G20 Power Distribution Box LIN Module Control Unit ECU 8795477

£18.95

Free delivery: Feb 10

If paid before 14:00

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Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Control Unit Air Bag 6858700

Part no. 6858700

Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Control Unit Air Bag 6858700

£61.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W177 Dash Monitor Display Speedo SAT NAV Virtual Cockpit A2479008311

Part no. RHD-A2479008311-3

Mercedes W177 Dash Monitor Display Speedo SAT NAV Virtual Cockpit A2479008311

£213.95

Free delivery: Feb 10

If paid before 14:00

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Volkswagen Golf 5G Mk7 Rear Lamp Light Bulb Cover Left N/S 5G6867657

Part no. 5G6867657

Volkswagen Golf 5G Mk7 Rear Lamp Light Bulb Cover Left N/S 5G6867657

£13.95

Free delivery: Feb 10

If paid before 14:00

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Door Module Mercedes C118 W177 W247 Front Left N/S Control Unit A1779003806

Part no. A1779003806

Door Module Mercedes C118 W177 W247 Front Left N/S Control Unit A1779003806

£23.95

Free delivery: Feb 10

If paid before 14:00

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BMW F11 Touring Control Unit Rear Tailgate Boot Lid Function Module 7317513

Part no. 7317513

BMW F11 Touring Control Unit Rear Tailgate Boot Lid Function Module 7317513

£28.95

Free delivery: Feb 10

If paid before 14:00

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Ford Transit Mk7 6000cd Radio CD Player Head Unit 8C1T18C815AC

Part no. 8C1T18C815AC

Ford Transit Mk7 6000cd Radio CD Player Head Unit 8C1T18C815AC

£28.95

Free delivery: Feb 10

If paid before 14:00

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BMW Mini Cooper F55 F56 F57 Integrated Supply Module Z11 8661071

Part no. 8661071

BMW Mini Cooper F55 F56 F57 Integrated Supply Module Z11 8661071

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW F20 F21 F30 LCI F22 F32 G30 X3 F25 Starter Acoustic Vibration Plug 8571349

Part no. 8571349

BMW F20 F21 F30 LCI F22 F32 G30 X3 F25 Starter Acoustic Vibration Plug 8571349

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW F20 F21 LCI F22 M140i M240i B58 340HP Engine ECU KIT DME 9894913 FEM + 2 Key

Part no. 9894913-1

BMW F20 F21 LCI F22 M140i M240i B58 340HP Engine ECU KIT DME 9894913 FEM + 2 Key

£569.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W204 Front Door Control Unit Module Right O/S A2048207485

Part no. A2048207485

Mercedes W204 Front Door Control Unit Module Right O/S A2048207485

£13.95

Free delivery: Feb 10

If paid before 14:00

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Parking Control Module BMW E81 E84 E87 E90 E91 E92 E93 Unit PDC 6982402

Part no. 6982402-1

Parking Control Module BMW E81 E84 E87 E90 E91 E92 E93 Unit PDC 6982402

£47.95

Free delivery: Feb 10

If paid before 14:00

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BMW F01 F07 530d 730d N57 Engine Control ECU Kit DDE 8511372 CAS4 Key Automatic Gearbox

Part no. 8511372-2

BMW F01 F07 530d 730d N57 Engine Control ECU Kit DDE 8511372 CAS4 Key Automatic Gearbox

£237.95

Free delivery: Feb 11 – 18

If paid before 14:00

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Mini F54 F55 F56 F57 F60 Rain Light Solar HUD Sensor 9496244

Part no. 7939175

Mini F54 F55 F56 F57 F60 Rain Light Solar HUD Sensor 9496244

£56.95

Free delivery: Feb 10

If paid before 14:00

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BMW 7 Series E65 E66 E67 Battery Holder Hold Down Strap Bracket 7195768

Part no. 7195768

BMW 7 Series E65 E66 E67 Battery Holder Hold Down Strap Bracket 7195768

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238

Part no. 1378238-1

BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW F30 320d ed Diesel N47N 163HP Engine Control Unit ECU DDE 8582279 Manual

Part no. 8582279-4

BMW F30 320d ed Diesel N47N 163HP Engine Control Unit ECU DDE 8582279 Manual

£85.95

Free delivery: Feb 10

If paid before 14:00

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Land Rover Range Rover Sport DAB Radio Control Unit Module 6H5219C032AH

Part no. 6H5219C032AH

Land Rover Range Rover Sport DAB Radio Control Unit Module 6H5219C032AH

£56.95

Free delivery: Feb 10

If paid before 14:00

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Mini Wiring Loom Harness Cable Plug Connector Socket Input 2753031

Part no. 2753031

Mini Wiring Loom Harness Cable Plug Connector Socket Input 2753031

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W169 A170 266.940 116HP Engine Unit Module ECU A2661536679 Key Lock

Part no. A2661536679-1

Mercedes W169 A170 266.940 116HP Engine Unit Module ECU A2661536679 Key Lock

£142.95

Free delivery: Feb 10

If paid before 14:00

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BMW Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM II 3452683

Part no. 3452683

BMW Mini Cooper One R56 Footwell Light Module High EKS ECU PL3 FRM II 3452683

£161.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes Vito W639 Door Handle Cable Catch Bowden Cable Rear A6397600340

Part no. A6397600340

Mercedes Vito W639 Door Handle Cable Catch Bowden Cable Rear A6397600340

£13.95

Free delivery: Feb 10

If paid before 14:00

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Control Unit BMW F20 F21 F22 F30 F31 F32 ICM Module ECU 6879834

Part no. 6879834

Control Unit BMW F20 F21 F22 F30 F31 F32 ICM Module ECU 6879834

£18.95

Free delivery: Feb 10

If paid before 14:00

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BMW 7 Series E65 735i 745i Petrol N62 Alternator Starter Wiring Cable 7510828

Part no. rhd-7510828

BMW 7 Series E65 735i 745i Petrol N62 Alternator Starter Wiring Cable 7510828

£13.95

Free delivery: Feb 10

If paid before 14:00

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VDC Module BMW F31 Touring Air Suspension Level Control Unit 6860729

Part no. 6860729

VDC Module BMW F31 Touring Air Suspension Level Control Unit 6860729

£94.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes-Benz C E A207 W204 W212 1 Front Parking PDC Display Panel A0015424623

Part no. A0015424623-1

Mercedes-Benz C E A207 W204 W212 1 Front Parking PDC Display Panel A0015424623

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW X5 7 Series E38 E53 Control Unit Illuminated Door Handle 8383185

Part no. 8383185

BMW X5 7 Series E38 E53 Control Unit Illuminated Door Handle 8383185

£18.95

Free delivery: Feb 10

If paid before 14:00

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Door Wiring Mercedes W212 Cable Front Right O/S Door Harness Loom A2125400232

Part no. rhd-A2125400232

Door Wiring Mercedes W212 Cable Front Right O/S Door Harness Loom A2125400232

£13.95

Free delivery: Feb 10

If paid before 14:00

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Gateway Control Unit Mercedes W204 W212 Gateway Module ECU VST A2129001227

Part no. A2129001227

Gateway Control Unit Mercedes W204 W212 Gateway Module ECU VST A2129001227

£13.95

Free delivery: Feb 10

If paid before 14:00

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Air Module BMW F01 F02 LCI F10 F11 F13 ICM SRS Control Unit ECU Bosch 6857262

Part no. 6857262

Air Module BMW F01 F02 LCI F10 F11 F13 ICM SRS Control Unit ECU Bosch 6857262

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW 1 Series F20 F21 LCI Antenna Aerial Noise Suppression Filter 9227470

Part no. 9227470

BMW 1 Series F20 F21 LCI Antenna Aerial Noise Suppression Filter 9227470

£13.95

Free delivery: Feb 10

If paid before 14:00

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Dashboard Monitor BMW F30 F31 Display Central Information Screen 6,5" 9270393

Part no. 9270393-1

Dashboard Monitor BMW F30 F31 Display Central Information Screen 6,5" 9270393

£23.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W205 Antenna Aerial Amplifier Duplexer Module Receiver Unit A2389055000

Part no. A2389055000

Mercedes W205 Antenna Aerial Amplifier Duplexer Module Receiver Unit A2389055000

£13.95

Free delivery: Feb 10

If paid before 14:00

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Radio CD Player Mercedes W176 W246 COMAND Nav Sat Head Unit A2469006710

Part no. A2469006710

Radio CD Player Mercedes W176 W246 COMAND Nav Sat Head Unit A2469006710

£80.95

Free delivery: Feb 10

If paid before 14:00

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Ford Transit Mk7 Yaw Rate Speed Control Unit Sensor Meter 8C113C190AB

Part no. 8C113C190AB

Ford Transit Mk7 Yaw Rate Speed Control Unit Sensor Meter 8C113C190AB

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi A3 8V Door Module Control Unit Front Driver's Side 5Q0959593A

Part no. 5Q0959593A

Audi A3 8V Door Module Control Unit Front Driver's Side 5Q0959593A

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW E81 E82 E87 E88 E90 E91 Ultrasonic Sensor SET X4 PDC Sydney Blue 6956744

Part no. 6956744-2

BMW E81 E82 E87 E88 E90 E91 Ultrasonic Sensor SET X4 PDC Sydney Blue 6956744

£23.95

Free delivery: Feb 10

If paid before 14:00

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Engine Wiring Loom BMW F10 F30 F31 LCI N57N Wiring Harness Glow Module 8583653

Part no. 8583653-1

Engine Wiring Loom BMW F10 F30 F31 LCI N57N Wiring Harness Glow Module 8583653

£23.95

Free delivery: Feb 10

If paid before 14:00

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BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238

Part no. 1378238-3

BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW 1 3 Series F20 F30 Diesel N47N Wiring Harness Engine Gearbox Module 8507885

Part no. 8507885

BMW 1 3 Series F20 F30 Diesel N47N Wiring Harness Engine Gearbox Module 8507885

£37.95

Free delivery: Feb 10

If paid before 14:00

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BMW E91 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9267421

Part no. 9267421

BMW E91 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9267421

£13.95

Free delivery: Feb 10

If paid before 14:00

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Screen Ring Mini F56 F60 Navigation Display Head Unit Trim Cover 9354397

Part no. 9367679

Screen Ring Mini F56 F60 Navigation Display Head Unit Trim Cover 9354397

£47.95

Free delivery: Feb 10

If paid before 14:00

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Rear Module Mercedes C238 PDC Parking Assistant Parktronic Control A0009006616

Part no. A0009006616

Rear Module Mercedes C238 PDC Parking Assistant Parktronic Control A0009006616

£151.95

Free delivery: Feb 10

If paid before 14:00

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Active Sound Unit BMW F80 M3 F82 F83 M4 F87 M2 Control Module Design 6805819

Part no. 6805819

Active Sound Unit BMW F80 M3 F82 F83 M4 F87 M2 Control Module Design 6805819

£142.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes CLS W219 Phone Adapter Contact Plate Holder Telephone A2198200511

Part no. A2198200511

Mercedes CLS W219 Phone Adapter Contact Plate Holder Telephone A2198200511

£47.95

Free delivery: Feb 10

If paid before 14:00

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BMW E60 E81 E87 LCI E90 120d 320d 520d N47 Engine Control Unit ECU DDE 7807530

Part no. 7807530

BMW E60 E81 E87 LCI E90 120d 320d 520d N47 Engine Control Unit ECU DDE 7807530

£75.95

Free delivery: Feb 10

If paid before 14:00

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BMW F20 F30 F31 Mini F55 F56 F60 Control Unit Air Conditioning Module 6842986

Part no. 6842986

BMW F20 F30 F31 Mini F55 F56 F60 Control Unit Air Conditioning Module 6842986

£18.95

Free delivery: Feb 10

If paid before 14:00

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Gateway Module Mercedes W211 Control Unit ECU A2115408545

Part no. A2115408545

Gateway Module Mercedes W211 Control Unit ECU A2115408545

£18.95

Free delivery: Feb 10

If paid before 14:00

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Air Module Mercedes W207 C207 Coupe Control Unit ECU A2079010100 5WK43967

Part no. A2079010100

Air Module Mercedes W207 C207 Coupe Control Unit ECU A2079010100 5WK43967

£23.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes-Benz Sprinter W906 Fuse Box Unit Holder Bracket Frame A9065451640

Part no. A9065451640

Mercedes-Benz Sprinter W906 Fuse Box Unit Holder Bracket Frame A9065451640

£18.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W205 Fuse Box Rear Relay Electrical Control Unit Box A2059068501

Part no. A2059068501

Mercedes W205 Fuse Box Rear Relay Electrical Control Unit Box A2059068501

£18.95

Free delivery: Feb 10

If paid before 14:00

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Audi A6 C7 BCM Body Control Module Unit ECU 4H0907063GH

Part no. 4H0907063GH

Audi A6 C7 BCM Body Control Module Unit ECU 4H0907063GH

£28.95

Free delivery: Feb 10

If paid before 14:00

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Wiring Harness BMW F20 F21 F30 LCI Motor Sensor System Module 1 8606445

Part no. 8606445

Wiring Harness BMW F20 F21 F30 LCI Motor Sensor System Module 1 8606445

£32.95

Free delivery: Feb 10

If paid before 14:00

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BMW E88 E93 LCI Air Module Control Unit ECU 9189906

Part no. 9189906

BMW E88 E93 LCI Air Module Control Unit ECU 9189906

£28.95

Free delivery: Feb 10

If paid before 14:00

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BMW F20 F21 F30 LCI M140i 340i B58 Wiring Harness Motor Sensorsystem Module

Part no. 8639583

BMW F20 F21 F30 LCI M140i 340i B58 Wiring Harness Motor Sensorsystem Module

£170.95

Free delivery: Feb 11 – 18

If paid before 14:00

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BMW 5 6 7 Series F01 F10 F13 Antenna Aeral Amplifier Diversity 868 MHZ 9276096

Part no. 9276096

BMW 5 6 7 Series F01 F10 F13 Antenna Aeral Amplifier Diversity 868 MHZ 9276096

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW E81 E87 Front Rear Parking Sensor PDC Titansilber Silver 354 6935597

Part no. 6935597-TS1

BMW E81 E87 Front Rear Parking Sensor PDC Titansilber Silver 354 6935597

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW 7 Series E65 E66 Rear Seat Wiring Cable Electrical System 6913246

Part no. 6913246

BMW 7 Series E65 E66 Rear Seat Wiring Cable Electrical System 6913246

£37.95

Free delivery: Feb 10

If paid before 14:00

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BMW F30 F31 Engine Wiring Loom N47N Harness Automatic Gearbox 7549282

Part no. 8507912

BMW F30 F31 Engine Wiring Loom N47N Harness Automatic Gearbox 7549282

£56.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes-Benz A B W169 W245 Front Right Door Control Unit Module A1699000200

Part no. A1699000200

Mercedes-Benz A B W169 W245 Front Right Door Control Unit Module A1699000200

£27.95

Free delivery: Feb 10

If paid before 14:00

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Air Module Mercedes W213 C238 Control Unit Module ECU A2139008822

Part no. A2139008822

Air Module Mercedes W213 C238 Control Unit Module ECU A2139008822

£28.95

Free delivery: Feb 10

If paid before 14:00

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BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9263791

Part no. 9263791

BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9263791

£170.95

Free delivery: Feb 10

If paid before 14:00

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BMW E61 Light Control Unit Module LEAR LM E6X MIT AHI 6983539

Part no. 6983539

BMW E61 Light Control Unit Module LEAR LM E6X MIT AHI 6983539

£28.95

Free delivery: Feb 10

If paid before 14:00

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Engine Starter Motor BMW X5 E70 LCI F07 X6 E71 N55 Petrol Denso 7579155

Part no. 7579155

Engine Starter Motor BMW X5 E70 LCI F07 X6 E71 N55 Petrol Denso 7579155

£32.95

Free delivery: Feb 10

If paid before 14:00

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Audi A5 S5 8T Dashboard Sunlight Solar Sun Sensor 8K0907539

Part no. 8K0907539

Audi A5 S5 8T Dashboard Sunlight Solar Sun Sensor 8K0907539

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W204 W222 Fuel Pump Control Unit Module A0009004007

Part no. A0009004007

Mercedes W204 W222 Fuel Pump Control Unit Module A0009004007

£18.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W251 R350 CDI BRABUS D6 S OM642 Diesel Power Box Upgrade Module Wiring

Part no. 251-736-10

Mercedes W251 R350 CDI BRABUS D6 S OM642 Diesel Power Box Upgrade Module Wiring

£759.95

Free delivery: Feb 10

If paid before 14:00

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Audi S3 8Y 2.0 TFSI DNFB HV Battery Negative Terminal Cable Wire 5WA915181C

Part no. 5WA915181C

Audi S3 8Y 2.0 TFSI DNFB HV Battery Negative Terminal Cable Wire 5WA915181C

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi S3 8V Front Headlight Lamp Range Control Module ECU 3Q0907338

Part no. 3Q0907338

Audi S3 8V Front Headlight Lamp Range Control Module ECU 3Q0907338

£13.95

Free delivery: Feb 10

If paid before 14:00

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Porsche Cayenne 92A Front Side Door Crash Sensor Left Right N/O/S 7P0959354

Part no. 7P0959354

Porsche Cayenne 92A Front Side Door Crash Sensor Left Right N/O/S 7P0959354

£13.95

Free delivery: Feb 10

If paid before 14:00

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Display Head Up BMW G20 G21 G26 LCI Dashboard Car System Screen 5A589A6

Part no. rhd-5A589A6

Display Head Up BMW G20 G21 G26 LCI Dashboard Car System Screen 5A589A6

£284.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes Vito W447 W639 Battery Terminal Protection Cap Cover A6395460035

Part no. A6395460035

Mercedes Vito W447 W639 Battery Terminal Protection Cap Cover A6395460035

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW 1 2 3 4 Series F20 F21 F22 F23 F30 F31 F32 Battery Cable Connecying Line

Part no. 8616810

BMW 1 2 3 4 Series F20 F21 F22 F23 F30 F31 F32 Battery Cable Connecying Line

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W164 ML320 OM642.940 224 HP 4Matic Engine ECU Kit A6421509478 Automatic

Part no. A6421509478-3

Mercedes W164 ML320 OM642.940 224 HP 4Matic Engine ECU Kit A6421509478 Automatic

£237.95

Free delivery: Feb 11 – 18

If paid before 14:00

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Mercedes SLK R171 Petrol M271 Fuse Box SAM Relay Control Module A2129007324

Part no. A2129007324

Mercedes SLK R171 Petrol M271 Fuse Box SAM Relay Control Module A2129007324

£180.95

Free delivery: Feb 10

If paid before 14:00

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Audi A5 F5 Front Windscreen Windshield Lane Assist Camera 8W6907217A

Part no. 8W6907217A

Audi A5 F5 Front Windscreen Windshield Lane Assist Camera 8W6907217A

£28.95

Free delivery: Feb 10

If paid before 14:00

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Display Screen BMW F45 F46 Central Information Navigation Monitor 6,5" 8798221

Part no. 8798221

Display Screen BMW F45 F46 Central Information Navigation Monitor 6,5" 8798221

£170.95

Free delivery: Feb 10

If paid before 14:00

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BMW F20 Module BCM Body Control Unit Module ECU 6843901

Part no. 6843901

BMW F20 Module BCM Body Control Unit Module ECU 6843901

£56.95

Free delivery: Feb 10

If paid before 14:00

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BMW 1 X1 3 Series E81 E82 E84 E87N E90 Wiring Harness Engine Gearbox Module

Part no. rhd-7811813

BMW 1 X1 3 Series E81 E82 E84 E87N E90 Wiring Harness Engine Gearbox Module

£13.95

Free delivery: Feb 10

If paid before 14:00

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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

£37.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W204 C250CDI 204HP OM651.911 Engine ECU Kit Key A6519005301 Manual

Part no. A6519005301-6

Mercedes W204 C250CDI 204HP OM651.911 Engine ECU Kit Key A6519005301 Manual

£180.95

Free delivery: Feb 10

If paid before 14:00

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BMW E81 E87 LCI E90 N43 120i 320i 170HP Engine ECU Kit CAS3 + Key 7621178 Manual

Part no. 7621178-9

BMW E81 E87 LCI E90 N43 120i 320i 170HP Engine ECU Kit CAS3 + Key 7621178 Manual

£237.95

Free delivery: Feb 10

If paid before 14:00

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Mini F54 F55 F56 F60 Telematics Module Bluetooth Control Unit ECU 5A04A04

Part no. 5A04A04

Mini F54 F55 F56 F60 Telematics Module Bluetooth Control Unit ECU 5A04A04

£37.95

Free delivery: Feb 10

If paid before 14:00

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Audi Cable Adapter iPod Connection 4F0051510K

Part no. 4F0051510K

Audi Cable Adapter iPod Connection 4F0051510K

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi A4 B8 Rear Door Module Control Unit ECU Left N/S 8K0959795A

Part no. 8K0959795A

Audi A4 B8 Rear Door Module Control Unit ECU Left N/S 8K0959795A

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes V177 Main Body Wire Harness Pipe Electric A1775407923

Part no. A1775407923

Mercedes V177 Main Body Wire Harness Pipe Electric A1775407923

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW X5 E53 Navigation System Video Module Control Unit High 6988079

Part no. 6988079

BMW X5 E53 Navigation System Video Module Control Unit High 6988079

£137.95

Free delivery: Feb 10

If paid before 14:00

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Volkswagen Tiguan Mk2 AX1 Door Control Module Unit Front Left N/S 5Q0959392K

Part no. 5Q0959392K

Volkswagen Tiguan Mk2 AX1 Door Control Module Unit Front Left N/S 5Q0959392K

£13.95

Free delivery: Feb 10

If paid before 14:00

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Door Wiring Mini F55 F56 R60 Rear Right Left N/O/S Harness Loom Cable 9360357

Part no. 9360357-1

Door Wiring Mini F55 F56 R60 Rear Right Left N/O/S Harness Loom Cable 9360357

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi A6 C6 Rear Door Right O/S Module Unit Control ECU 4F0959794E

Part no. 4F0959794E

Audi A6 C6 Rear Door Right O/S Module Unit Control ECU 4F0959794E

£18.95

Free delivery: Feb 10

If paid before 14:00

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Wiring Loom Cable BMW E46 X5 E53 X3 E83 Seat Occupancy Sensor 8240500

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Wiring Loom Cable BMW E46 X5 E53 X3 E83 Seat Occupancy Sensor 8240500

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Audi A5 8T Front Door Control Module Right O/S Passenger Side 8T0959792Q

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Audi A5 8T Front Door Control Module Right O/S Passenger Side 8T0959792Q

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Ford Transit Connect Radio Stereo Head Unit Control Panel Air Vent BK2T18K811EC

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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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