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 Q5 8R Body Control Module BCM Comfort Control Unit 8K0907064HG

Part no. 8K0907064HG

Audi Q5 8R Body Control Module BCM Comfort Control Unit 8K0907064HG

£47.95

Free delivery: Feb 10

If paid before 14:00

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Mini Cooper R60 R61 Trailer Towing Control Module Cover Bracket 9805654

Part no. 9805654

Mini Cooper R60 R61 Trailer Towing Control Module Cover Bracket 9805654

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes A205 W217 Fuel Pump Module Control Unit ECU A2179008901

Part no. A2179008901

Mercedes A205 W217 Fuel Pump Module Control Unit ECU A2179008901

£23.95

Free delivery: Feb 10

If paid before 14:00

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

Part no. A2318601602

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

£161.95

Free delivery: Feb 10

If paid before 14:00

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Skoda Rapid NH Anti Theft Alarm Sensor Module Control Unit Panel Grey 5Q0951172

Part no. 5JJ877521A

Skoda Rapid NH Anti Theft Alarm Sensor Module Control Unit Panel Grey 5Q0951172

£23.95

Free delivery: Feb 10

If paid before 14:00

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VW Volkswagen Polo Mk6 Body Sound Control Unit Module ECU 4K0907159

Part no. 2G0907159C

VW Volkswagen Polo Mk6 Body Sound Control Unit Module ECU 4K0907159

£37.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes S204 Bootlid Control Unit Trunk Lid Module A2048708926

Part no. A2048708926

Mercedes S204 Bootlid Control Unit Trunk Lid Module A2048708926

£23.95

Free delivery: Feb 10

If paid before 14:00

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

Part no. A2124401651

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

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW F02 Engine Wiring Automatic Gearbox Harness Loom Cable 730Ld N57 8516715

Part no. RHD-8516715

BMW F02 Engine Wiring Automatic Gearbox Harness Loom Cable 730Ld N57 8516715

£94.95

Free delivery: Feb 10

If paid before 14:00

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Audi A3 8P Multi Use Control Module Relay 4 Pin Light Green Unit Set 4H0951253

Part no. 4H0951253-1

Audi A3 8P Multi Use Control Module Relay 4 Pin Light Green Unit Set 4H0951253

£13.95

Free delivery: Feb 10

If paid before 14:00

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Volkswagen Scirocco Mk3 1.4 TSI CAVD Engine Control ECU Kit 03C906027AT Manual

Part no. 03C906027AT

Volkswagen Scirocco Mk3 1.4 TSI CAVD Engine Control ECU Kit 03C906027AT Manual

£189.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W177 Positive Battery Cable Wiring A1775405329

Part no. A1775405329

Mercedes W177 Positive Battery Cable Wiring A1775405329

£18.95

Free delivery: Feb 10

If paid before 14:00

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Seat Ibiza Mk5 KJ1 Multimedia Radio CD Player Head Unit 575035816A

Part no. 575035816A

Seat Ibiza Mk5 KJ1 Multimedia Radio CD Player Head Unit 575035816A

£118.95

Free delivery: Feb 11 – 18

If paid before 14:00

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Mercedes W169 W245 W906 Fuse Box Carrier A0025451201

Part no. A0025451201

Mercedes W169 W245 W906 Fuse Box Carrier A0025451201

£23.95

Free delivery: Feb 10

If paid before 14:00

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Audi A3 8P 1.8 TFSI CDAA 160HP Engine ECU Kit Ignition + Key 8P7907115L Manual

Part no. 8P7907115L-1

Audi A3 8P 1.8 TFSI CDAA 160HP Engine ECU Kit Ignition + Key 8P7907115L Manual

£132.95

Free delivery: Feb 11 – 18

If paid before 14:00

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Audi Q5 FY Multimedia Volume Control Button Switch Knob Head Unit 80C919616

Part no. 80C919616

Audi Q5 FY Multimedia Volume Control Button Switch Knob Head Unit 80C919616

£13.95

Free delivery: Feb 10

If paid before 14:00

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Battery Cable Audi A3 8V Starter Alternator Wiring Harness 5Q0971230ES

Part no. 5Q0971230ES

Battery Cable Audi A3 8V Starter Alternator Wiring Harness 5Q0971230ES

£23.95

Free delivery: Feb 10

If paid before 14:00

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Audi S4 B8 3.0 TFSI CGWC 333HP Quattro Engine Control Module ECU Kit 8K5907551B

Part no. 8K5907551B-1

Audi S4 B8 3.0 TFSI CGWC 333HP Quattro Engine Control Module ECU Kit 8K5907551B

£493.95

Free delivery: Feb 10

If paid before 14:00

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

Part no. A2128300008

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

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi S3 8V 2.0 TFSI DJHA 310HP Quattro Engine Module ECU Set 8V0906259J

Part no. 8V0906259J-1

Audi S3 8V 2.0 TFSI DJHA 310HP Quattro Engine Module ECU Set 8V0906259J

£284.95

Free delivery: Feb 10

If paid before 14:00

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BMW E90 E91 E92 LCI 320d N47N 163HP Engine Unit ECU Kit DDE 8506566 Manual

Part no. 8506566-8

BMW E90 E91 E92 LCI 320d N47N 163HP Engine Unit ECU Kit DDE 8506566 Manual

£85.95

Free delivery: Feb 10

If paid before 14:00

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Engine Wiring BMW F45 Harness Cable Supply Module Control Unit 8583683

Part no. 8583683

Engine Wiring BMW F45 Harness Cable Supply Module Control Unit 8583683

£23.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes C205 Keyless Go Module Unit Bracket Mount Holder Support A2055455440

Part no. A2055455440

Mercedes C205 Keyless Go Module Unit Bracket Mount Holder Support A2055455440

£18.95

Free delivery: Feb 10

If paid before 14:00

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BMW E70 Door Wiring Front Passenger Door Loom Cables Harness 9229847

Part no. 9229847

BMW E70 Door Wiring Front Passenger Door Loom Cables Harness 9229847

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW X5 E70 E81 E87 E90 E91 E92 E93 Air Module Wiring Steering Wheel Loom 6777641

Part no. 6777641-2

BMW X5 E70 E81 E87 E90 E91 E92 E93 Air Module Wiring Steering Wheel Loom 6777641

£23.95

Free delivery: Feb 10

If paid before 14:00

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BMW F30 LCI 330e B48X Engine Control Unit ECU Kit DME 8693213 FEM Key Automatic

Part no. 8693213-2

BMW F30 LCI 330e B48X Engine Control Unit ECU Kit DME 8693213 FEM Key Automatic

£617.95

Free delivery: Feb 10

If paid before 14:00

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Door Wiring BMW F45 F46 Cable Front Left N/S Loom Harness 8797517

Part no. 8797517

Door Wiring BMW F45 F46 Cable Front Left N/S Loom Harness 8797517

£18.95

Free delivery: Feb 10

If paid before 14:00

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Audi RS4 B8 Radio Aerial Antenna Amplifier AM/FM 8K9035225

Part no. 8K9035225

Audi RS4 B8 Radio Aerial Antenna Amplifier AM/FM 8K9035225

£13.95

Free delivery: Feb 10

If paid before 14:00

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Air Module BMW F01 F02 LCI F07 GT F10 F11 F13 ECU Control Unit 6864923

Part no. 6864923

Air Module BMW F01 F02 LCI F07 GT F10 F11 F13 ECU Control Unit 6864923

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W177 AMG Antenna Amplifier Control Unit Module A1775455100

Part no. A1775455100

Mercedes W177 AMG Antenna Amplifier Control Unit Module A1775455100

£28.95

Free delivery: Feb 10

If paid before 14:00

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Audi A1 8X Rear Door Harness Left Right N/O/S Wiring Loom Cable 8X0971687C

Part no. 8X0971687D

Audi A1 8X Rear Door Harness Left Right N/O/S Wiring Loom Cable 8X0971687C

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes R231 Interior Motion Protection Sensor Control Module ECU A2319050018

Part no. A2319050018

Mercedes R231 Interior Motion Protection Sensor Control Module ECU A2319050018

£70.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W204 Display Screen Radio Multimedia Navigation Sat Unit A2048205497

Part no. A2048205497

Mercedes W204 Display Screen Radio Multimedia Navigation Sat Unit A2048205497

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi A6 C6 Rear Door Left Right N/O/S Module Unit Control ECU 4F0959795M

Part no. 4F0959795M

Audi A6 C6 Rear Door Left Right N/O/S Module Unit Control ECU 4F0959795M

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW X4 M F98 Body Control Module Domain Controller Unit BDC ECU 9436419

Part no. 9436419

BMW X4 M F98 Body Control Module Domain Controller Unit BDC ECU 9436419

£237.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes SLK R172 GPS Navigation System Screen Display A1729007411

Part no. A1729016602

Mercedes SLK R172 GPS Navigation System Screen Display A1729007411

£332.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W176 PDC Parking Distance Control Module Unit A2469000005

Part no. A2469000005

Mercedes W176 PDC Parking Distance Control Module Unit A2469000005

£56.95

Free delivery: Feb 10

If paid before 14:00

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Head Up Display BMW F12 F13 Hud Projector Dash Screen Control Module 9246208

Part no. rhd-9246208

Head Up Display BMW F12 F13 Hud Projector Dash Screen Control Module 9246208

£75.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W204 Centre Console Lightning Dashboard Cable Wiring A2045401307

Part no. A2045401307

Mercedes W204 Centre Console Lightning Dashboard Cable Wiring A2045401307

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW F40 Body Domain Controller BDC Control Unit Module ECU 5A43DE2

Part no. 5A43DE2

BMW F40 Body Domain Controller BDC Control Unit Module ECU 5A43DE2

£189.95

Free delivery: Feb 10

If paid before 14:00

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Audi A5 8T 3.0 TDI Gateway Control Module Unit ECU 8R0907468D

Part no. 8R0907468D

Audi A5 8T 3.0 TDI Gateway Control Module Unit ECU 8R0907468D

£28.95

Free delivery: Feb 10

If paid before 14:00

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Mini Cooper One R60 Wiring Driver Loom Front Door Cables Right O/S 9807761

Part no. rhd-9807761

Mini Cooper One R60 Wiring Driver Loom Front Door Cables Right O/S 9807761

£18.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W206 Crash Impact Pedestrian Protect Sensor Unit Front A2069056303

Part no. A2069056303-1

Mercedes W206 Crash Impact Pedestrian Protect Sensor Unit Front A2069056303

£56.95

Free delivery: Feb 10

If paid before 14:00

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Ford Transit Custom Mk1 Fuse Relay Box 2.0 Diesel JK2T14401FMB

Part no. JK2T14401FMB

Ford Transit Custom Mk1 Fuse Relay Box 2.0 Diesel JK2T14401FMB

£47.95

Free delivery: Feb 10

If paid before 14:00

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Mini R57 R58 R60 Bluetooth Combox Control Module Audio ECU Harman Becker 9248315

Part no. 9248315

Mini R57 R58 R60 Bluetooth Combox Control Module Audio ECU Harman Becker 9248315

£104.95

Free delivery: Feb 10

If paid before 14:00

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Door Wiring Harness BMW F25 Rear Left Right Door N/O/S Wiring Loom 9315130

Part no. 9315130

Door Wiring Harness BMW F25 Rear Left Right Door N/O/S Wiring Loom 9315130

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW X3 F25 X4 F26 Central Gateway Module Control Unit Lear 9267517

Part no. 9267517

BMW X3 F25 X4 F26 Central Gateway Module Control Unit Lear 9267517

£28.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes C117 W176 Xtrons Multimedia Player Radio Head Unit Android QLM2245

Part no. QLM2245

Mercedes C117 W176 Xtrons Multimedia Player Radio Head Unit Android QLM2245

£284.95

Free delivery: Feb 10

If paid before 14:00

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Audi A4 B9 Dashboard Air Vent Wiring Loom Harnes Cable Passenger Side 8W0971659B

Part no. 8W0971659B

Audi A4 B9 Dashboard Air Vent Wiring Loom Harnes Cable Passenger Side 8W0971659B

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W166 ML63 4-Matic M157 585HP Engine Unit ECU Kit A2789001300 Automatic

Part no. A2789001300-2

Mercedes W166 ML63 4-Matic M157 585HP Engine Unit ECU Kit A2789001300 Automatic

£854.95

Free delivery: Feb 10

If paid before 14:00

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BMW X3 Series E83 LCI Wiring Harness Engine Gearbox Module 3452223

Part no. 3452223

BMW X3 Series E83 LCI Wiring Harness Engine Gearbox Module 3452223

£23.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W221 Bluetooth Antenna AMP Amplifier Module A2218203375

Part no. A2218203375

Mercedes W221 Bluetooth Antenna AMP Amplifier Module A2218203375

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi A4 B8 2.0 TDI CJCB Engine Control Unit Module ECU Kit 03L906018JR Manual

Part no. 03L906018JR-1

Audi A4 B8 2.0 TDI CJCB Engine Control Unit Module ECU Kit 03L906018JR Manual

£237.95

Free delivery: Feb 11 – 18

If paid before 14:00

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Mercedes CLK A209 Cabrio Alarm Anti Theft System Control Module Unit A2098209810

Part no. A2098209810

Mercedes CLK A209 Cabrio Alarm Anti Theft System Control Module Unit A2098209810

£23.95

Free delivery: Feb 10

If paid before 14:00

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Porsche Cayenne 955 9PA Changer 4-Disc Multichanger CD DVD 99764514003

Part no. 99764514003

Porsche Cayenne 955 9PA Changer 4-Disc Multichanger CD DVD 99764514003

£94.95

Free delivery: Feb 11 – 18

If paid before 14:00

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BMW X5 X6 Series E70 E71 Front Central Bass Subwoofer Speaker HiFi 6971884

Part no. 6971884

BMW X5 X6 Series E70 E71 Front Central Bass Subwoofer Speaker HiFi 6971884

£18.95

Free delivery: Feb 10

If paid before 14:00

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Antenna Amplifier Audi A4 S4 B8 Radio Aerial AM/FM 8K9035225A

Part no. 8K9035225A

Antenna Amplifier Audi A4 S4 B8 Radio Aerial AM/FM 8K9035225A

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi A3 8V Gateway Control Module Unit ECU 5Q0907530S

Part no. 5Q0907530S

Audi A3 8V Gateway Control Module Unit ECU 5Q0907530S

£28.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes C253 OM656 Diesel Engine Motor Wiring Loom Cable Harness A2535405429

Part no. A2535405429

Mercedes C253 OM656 Diesel Engine Motor Wiring Loom Cable Harness A2535405429

£18.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes SLK R172 Rear Fuse Box Relay Control Unit SAM Body Module A1729002611

Part no. A1729002611

Mercedes SLK R172 Rear Fuse Box Relay Control Unit SAM Body Module A1729002611

£170.95

Free delivery: Feb 10

If paid before 14:00

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Mini One R55 R56 Petrol N12 1.4 95HP Engine ECU Kit DME 7640004 CAS3 Key Manual

Part no. 7640004-10

Mini One R55 R56 Petrol N12 1.4 95HP Engine ECU Kit DME 7640004 CAS3 Key Manual

£142.95

Free delivery: Feb 10

If paid before 14:00

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Audi A3 8V VW Passat B8 Gateway Control Unit Module 5Q0907530AM

Part no. 5Q0907530AM

Audi A3 8V VW Passat B8 Gateway Control Unit Module 5Q0907530AM

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes V177 Electrical Wiring Harness Left Right N/O/S A1775401740

Part no. A1775401740

Mercedes V177 Electrical Wiring Harness Left Right N/O/S A1775401740

£28.95

Free delivery: Feb 10

If paid before 14:00

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Skoda Rapid Spaceback NH1 Multimedia Audio Sat Nav Head Unit 5Q0035874A

Part no. 5Q0035874A

Skoda Rapid Spaceback NH1 Multimedia Audio Sat Nav Head Unit 5Q0035874A

£175.95

Free delivery: Feb 10

If paid before 14:00

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BMW X3 E83 LCI PDC Parking Ultrasonic Sensor Silbergrau - A08 9139866 SET X2

Part no. 9142218-SBG

BMW X3 E83 LCI PDC Parking Ultrasonic Sensor Silbergrau - A08 9139866 SET X2

£23.95

Free delivery: Feb 10

If paid before 14:00

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Seat Leon Mk3 5F Media In Port Socket Connection Adapter 5G0035222C

Part no. 5G0035222C

Seat Leon Mk3 5F Media In Port Socket Connection Adapter 5G0035222C

£23.95

Free delivery: Feb 10

If paid before 14:00

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Audi S5 F5 Blind Spot Radar Distance Control Module Left N/S Slave 4M0907590D

Part no. 4M0907590D

Audi S5 F5 Blind Spot Radar Distance Control Module Left N/S Slave 4M0907590D

£132.95

Free delivery: Feb 10

If paid before 14:00

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Audi A6 C6 3.0 TDI 233HP Diesel Engine Control Unit ECU Kit Module 03L906022FL

Part no. 03L906022FL

Audi A6 C6 3.0 TDI 233HP Diesel Engine Control Unit ECU Kit Module 03L906022FL

£142.95

Free delivery: Feb 11 – 18

If paid before 14:00

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BMW X1 Series E84 Wiring Loom Harness Passenger Side 9233559

Part no. 9247088

BMW X1 Series E84 Wiring Loom Harness Passenger Side 9233559

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes-Benz A-Class W169  A150 Engine Control Unit Module A2661536379 Manual

Part no. A2661536379

Mercedes-Benz A-Class W169 A150 Engine Control Unit Module A2661536379 Manual

£28.95

Free delivery: Feb 10

If paid before 14:00

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Audi A1 S1 8X Heated Seat Control Unit Relay Module Unit 6R0959772A

Part no. 6R0959772A

Audi A1 S1 8X Heated Seat Control Unit Relay Module Unit 6R0959772A

£23.95

Free delivery: Feb 10

If paid before 14:00

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Audi RS4 A4 B8 8K Parking Sensors Rear Bumper Wiring Loom 8K0971104AC

Part no. 8K0971104AC

Audi RS4 A4 B8 8K Parking Sensors Rear Bumper Wiring Loom 8K0971104AC

£37.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes-Benz M ML W164 Door Cable Harness Wiring Loom Rear Left N/S 13542340

Part no. A1635461237

Mercedes-Benz M ML W164 Door Cable Harness Wiring Loom Rear Left N/S 13542340

£18.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes R171 Rear Bracket Navigation Multimedia Processor Mount A1715453040

Part no. A1715453040

Mercedes R171 Rear Bracket Navigation Multimedia Processor Mount A1715453040

£37.95

Free delivery: Feb 10

If paid before 14:00

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Earth Ground Cable Mercedes Vito W447 Positive Battery Lead Wiring A4475401755

Part no. A4475401755

Earth Ground Cable Mercedes Vito W447 Positive Battery Lead Wiring A4475401755

£56.95

Free delivery: Feb 10

If paid before 14:00

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Audi A3 S3 8V Negative Battery Terminal Earth Cable Lead Wiring 5Q0971250AB

Part no. 5Q0971250AB

Audi A3 S3 8V Negative Battery Terminal Earth Cable Lead Wiring 5Q0971250AB

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi Q3 8U Front Door Module Control Unit ECU Passenger Side 8X0959792H

Part no. 8X0959792K

Audi Q3 8U Front Door Module Control Unit ECU Passenger Side 8X0959792H

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes-Benz C-Class W204 Left N/S Antenna Amplifier Filter Module A2048709189

Part no. A2048709189

Mercedes-Benz C-Class W204 Left N/S Antenna Amplifier Filter Module A2048709189

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi A3 8Y 30 TFSI 1.5 DXDE 115HP Engine Module Control Unit 05E907309CA Manual

Part no. 05E907309CA-1

Audi A3 8Y 30 TFSI 1.5 DXDE 115HP Engine Module Control Unit 05E907309CA Manual

£237.95

Free delivery: Feb 10

If paid before 14:00

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Mini F55 F56 Telematic Telephone Cell Phone Control Module Unit ECU 9380982

Part no. 9380982

Mini F55 F56 Telematic Telephone Cell Phone Control Module Unit ECU 9380982

£104.95

Free delivery: Feb 10

If paid before 14:00

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BMW E90 E91 LCI 318d N47N 143HP Engine Control ECU Kit DDE 8507202 Automatic

Part no. 8507202-4

BMW E90 E91 LCI 318d N47N 143HP Engine Control ECU Kit DDE 8507202 Automatic

£132.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W212 Wiring Loom Cable Driver's Door Front Wiring Harness A2124405733

Part no. A2124405733

Mercedes W212 Wiring Loom Cable Driver's Door Front Wiring Harness A2124405733

£18.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W206 Ignition Control Module Unit A2069003517

Part no. A2069003517

Mercedes W206 Ignition Control Module Unit A2069003517

£184.95

Free delivery: Feb 10

If paid before 14:00

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Battery Cable Mercedes W204 C207 Alternator Wiring Harness A2044402713

Part no. rhd-A2044402713

Battery Cable Mercedes W204 C207 Alternator Wiring Harness A2044402713

£13.95

Free delivery: Feb 10

If paid before 14:00

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BMW X1 E84 20dX N47 177HP Engine Control Module Unit ECU DDE 8510591 Manual

Part no. 8510591-8

BMW X1 E84 20dX N47 177HP Engine Control Module Unit ECU DDE 8510591 Manual

£66.95

Free delivery: Feb 10

If paid before 14:00

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Porsche Macan 95B Acceleration ESP Yaw Sensor Module Control Unit 95B907637E

Part no. 95B907637E

Porsche Macan 95B Acceleration ESP Yaw Sensor Module Control Unit 95B907637E

£23.95

Free delivery: Feb 10

If paid before 14:00

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Skoda Octavia 5E Audi A8 D4 Impact Sound Control Module Unit ECU 5E0907159

Part no. 5E0907159

Skoda Octavia 5E Audi A8 D4 Impact Sound Control Module Unit ECU 5E0907159

£61.95

Free delivery: Feb 10

If paid before 14:00

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Porsche Boxster S 986 3.2 9621 251HP Engine Control ECU Kit 99661860500 Manual

Part no. 99661860500-3

Porsche Boxster S 986 3.2 9621 251HP Engine Control ECU Kit 99661860500 Manual

£427.95

Free delivery: Feb 11 – 18

If paid before 14:00

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Ford Mondeo Mk4 2.2 TDCI 175HP Engine Control Unit ECU 8G91-12A650-EN Manual

Part no. 8G91-12A650-EN

Ford Mondeo Mk4 2.2 TDCI 175HP Engine Control Unit ECU 8G91-12A650-EN Manual

£94.95

Free delivery: Feb 11 – 18

If paid before 14:00

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Mini R50 Control Unit Immobiliser Tracker Module ECU 4C2231ADA

Part no. 4C2231ADA

Mini R50 Control Unit Immobiliser Tracker Module ECU 4C2231ADA

£13.95

Free delivery: Feb 10

If paid before 14:00

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Mercedes W211 E220 CDI 646.821 170HP Engine ECU Kit A6461505072 Ignition + Key

Part no. A6461505072-1

Mercedes W211 E220 CDI 646.821 170HP Engine ECU Kit A6461505072 Ignition + Key

£189.95

Free delivery: Feb 11 – 18

If paid before 14:00

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BMW F20 F21 LCI M140i B58 Petrol ECU Control Unit Module DDE 8689723 Manual

Part no. 8689723-2

BMW F20 F21 LCI M140i B58 Petrol ECU Control Unit Module DDE 8689723 Manual

£322.95

Free delivery: Feb 11 – 18

If paid before 14:00

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Door Wiring Mercedes W176 W246 Front Passenger Side Cable Harness A2465403505

Part no. A2465403505

Door Wiring Mercedes W176 W246 Front Passenger Side Cable Harness A2465403505

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi Q5 FY Keyless Entry Amplifier Control Box Module Aerial Antenna 80A907247A

Part no. 80A907247A

Audi Q5 FY Keyless Entry Amplifier Control Box Module Aerial Antenna 80A907247A

£13.95

Free delivery: Feb 10

If paid before 14:00

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Audi TT 8J MK2 Telephone Controller ECU Box 8J0937121A

Part no. 8J0937121A

Audi TT 8J MK2 Telephone Controller ECU Box 8J0937121A

£13.95

Free delivery: Feb 10

If paid before 14:00

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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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