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.

More information
image placeholder
Starter Generator BMW i3 I01 Hybrid 60Ah 94Ah 120Ah Rex Petrol Engine 7625712

Part no. 8682498

Starter Generator BMW i3 I01 Hybrid 60Ah 94Ah 120Ah Rex Petrol Engine 7625712

Product currently unavailable

image placeholder
BMW E91 NSW PL2 FRMII Lightning Control Unit Module (LCM) 9159811

Part no. 9159811-1

BMW E91 NSW PL2 FRMII Lightning Control Unit Module (LCM) 9159811

Product currently unavailable

image placeholder
BMW E46 GM V Body Control Unit Module Junction Box 6907657

Part no. 6907657

BMW E46 GM V Body Control Unit Module Junction Box 6907657

Product currently unavailable

image placeholder
BMW X3 Z4 E83 E85 E86 Radio Business CD Player Control Unit 9146710

Part no. 9146710

BMW X3 Z4 E83 E85 E86 Radio Business CD Player Control Unit 9146710

Product currently unavailable

image placeholder
Mini Cooper R52 1.6 W10 90HP Engine Control ECU Kit DME 7557395 Manual

Part no. 7557395-23

Mini Cooper R52 1.6 W10 90HP Engine Control ECU Kit DME 7557395 Manual

Product currently unavailable

image placeholder
VW Volkswagen Touran 1T Battery Wire Cable Negative Earth Lead 1K0971235

Part no. 1K0971235

VW Volkswagen Touran 1T Battery Wire Cable Negative Earth Lead 1K0971235

Product currently unavailable

image placeholder
Citroen Berlingo Peugeot Partner Body Control Module BSI Unit 967847688001

Part no. 9.67848E+11

Citroen Berlingo Peugeot Partner Body Control Module BSI Unit 967847688001

Product currently unavailable

image placeholder
BMW E90 Body Control Module Junction Box H1 PL2RR JBBFE IIIR 9226328

Part no. 9226328

BMW E90 Body Control Module Junction Box H1 PL2RR JBBFE IIIR 9226328

Product currently unavailable

image placeholder
Fuse Box Mercedes W207 Front Relay Control Unit Module SAM A2129004911

Part no. A2129004911

Fuse Box Mercedes W207 Front Relay Control Unit Module SAM A2129004911

Product currently unavailable

image placeholder
BMW F20 F21 F22 F30 F31 Alpine CD Champ 2 Radio Player Head Unit 9323784

Part no. 9317872

BMW F20 F21 F22 F30 F31 Alpine CD Champ 2 Radio Player Head Unit 9323784

Product currently unavailable

image placeholder
Mercedes SLK R172 Airbag Module SRS Control Unit ECU A1729015805

Part no. A1729015805

Mercedes SLK R172 Airbag Module SRS Control Unit ECU A1729015805

Product currently unavailable

image placeholder
BMW F20 F21 F30 F31 F32 1 Body Control Unit Module REM 9329701

Part no. 9329701-1

BMW F20 F21 F30 F31 F32 1 Body Control Unit Module REM 9329701

Product currently unavailable

image placeholder
BMW M3 F80 LCI VDC Controler Adaptive M Suspension Mode Control Module 6881597

Part no. 6881597

BMW M3 F80 LCI VDC Controler Adaptive M Suspension Mode Control Module 6881597

Product currently unavailable

image placeholder
Peugeot 307 Citroen Berlingo Diesel Engine Alternator Generator 9646321880

Part no. 9646321880

Peugeot 307 Citroen Berlingo Diesel Engine Alternator Generator 9646321880

Product currently unavailable

image placeholder
Audi Q7 4L Head Unit Radio Player Navigation Control Module Alpine 4L2035670J

Part no. 4L2035670J

Audi Q7 4L Head Unit Radio Player Navigation Control Module Alpine 4L2035670J

Product currently unavailable

image placeholder
Renault Trafic II Opel Vivaro A 2.0 DCI Alternator Bracket Mount 8200527320

Part no. 8200527320-1

Renault Trafic II Opel Vivaro A 2.0 DCI Alternator Bracket Mount 8200527320

Product currently unavailable

image placeholder
Audi A5 8T Starter Motor 3.0 TDI CCWA Diesel 059911021D

Part no. 059911021D

Audi A5 8T Starter Motor 3.0 TDI CCWA Diesel 059911021D

Product currently unavailable

image placeholder
Mercedes CL203 Fuse Box Control Unit Module SAM A2035454901

Part no. A2035454901-1

Mercedes CL203 Fuse Box Control Unit Module SAM A2035454901

Product currently unavailable

image placeholder
Engine Control Unit BMW F10 F30 320d 520d N47N 184HP ECU DDE 8518423 Manual

Part no. 8518423

Engine Control Unit BMW F10 F30 320d 520d N47N 184HP ECU DDE 8518423 Manual

Product currently unavailable

image placeholder
BMW X3 Series E83 2.5i 3.0i M54 Automatic Gearbox Wiring Loom Harness 3412238

Part no. 3412238

BMW X3 Series E83 2.5i 3.0i M54 Automatic Gearbox Wiring Loom Harness 3412238

Product currently unavailable

image placeholder
BMW Z4 Series E85 E86 Aerial Antenna Amplifier Module Rod

Part no. 6913896-1

BMW Z4 Series E85 E86 Aerial Antenna Amplifier Module Rod

Product currently unavailable

image placeholder
Computer Mercedes W205 X253 W447 Navigation Radio Player Head Unit A2059001722

Part no. A2059001722

Computer Mercedes W205 X253 W447 Navigation Radio Player Head Unit A2059001722

Product currently unavailable

image placeholder
Earth Ground Cable Renault Master Vivaro Line Strap Battery Lead 240804802R

Part no. 240804802R

Earth Ground Cable Renault Master Vivaro Line Strap Battery Lead 240804802R

Product currently unavailable

image placeholder
BMW i3 I01 F10 F20 F30 LCI KaFAS Camera Speed Control ECU Module Unit 9359799

Part no. 9359799

BMW i3 I01 F10 F20 F30 LCI KaFAS Camera Speed Control ECU Module Unit 9359799

Product currently unavailable

image placeholder
Control Unit BMW F07 F10 F11 F12 F13 F25 Air Module ECU Unit Continental 9385025

Part no. 9385025

Control Unit BMW F07 F10 F11 F12 F13 F25 Air Module ECU Unit Continental 9385025

Product currently unavailable

image placeholder
Mercedes W212 Comand Radio Head Unit CD DVD Player A2129006905

Part no. A2129006905

Mercedes W212 Comand Radio Head Unit CD DVD Player A2129006905

Product currently unavailable

image placeholder
Ford Transit Heat Shield Insulation Alternator Engine Cover CC11-199049-AA

Part no. CC11-199049-AA

Ford Transit Heat Shield Insulation Alternator Engine Cover CC11-199049-AA

Product currently unavailable

image placeholder
Mercedes W212 Display Screen Information Navigation Dashboard A2129002216

Part no. A2129002216

Mercedes W212 Display Screen Information Navigation Dashboard A2129002216

Product currently unavailable

image placeholder
Audi Q3 8U 2.0 TDI 140HP CFFB Quattro Engine Control Unit ECU 03L906018CN Manual

Part no. 03L906018CN

Audi Q3 8U 2.0 TDI 140HP CFFB Quattro Engine Control Unit ECU 03L906018CN Manual

Product currently unavailable

image placeholder
BMW E87 E90 E91 E92 E93 Diesel Alternator Valeo 150A Diesel 7790548

Part no. 7790548

BMW E87 E90 E91 E92 E93 Diesel Alternator Valeo 150A Diesel 7790548

Product currently unavailable

image placeholder
BMW E87 E90 118i 318i N46 129HP ECU KIT DME CAS2 + Key 7557290 Manual

Part no. 7557290-1

BMW E87 E90 118i 318i N46 129HP ECU KIT DME CAS2 + Key 7557290 Manual

Product currently unavailable

image placeholder
Fuel Pump Control Audi A4 B9 A5 F5 A6 C8 Pump Unit Module ECU 4K0906121C

Part no. 4K0906121C

Fuel Pump Control Audi A4 B9 A5 F5 A6 C8 Pump Unit Module ECU 4K0906121C

Product currently unavailable

image placeholder
Ford Transit Engine Starter Motor Actuator Starter CC1T14000AB

Part no. CC1T-11000-AB

Ford Transit Engine Starter Motor Actuator Starter CC1T14000AB

Product currently unavailable

image placeholder
BMW F30 F32 320d Engine Module Control Unit ECU DDE ed 420d N47N 163HP 8582279

Part no. 8582279-7

BMW F30 F32 320d Engine Module Control Unit ECU DDE ed 420d N47N 163HP 8582279

Product currently unavailable

image placeholder
Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215408745

Part no. A2215408745

Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215408745

Product currently unavailable

image placeholder
Mercedes ML W164 C209 W211 C219 AMG Fuel Pump Control Module A0355400145

Part no. A0355400145

Mercedes ML W164 C209 W211 C219 AMG Fuel Pump Control Module A0355400145

Product currently unavailable

image placeholder
Audi A5 8F Convertible Folding Roof Module Control Unit 8F0959255

Part no. 8F0959255

Audi A5 8F Convertible Folding Roof Module Control Unit 8F0959255

Product currently unavailable

image placeholder
Ignition Module Mercedes V177 Electronic Ignition Switch Keyless Control Unit

Part no. A1679001320

Ignition Module Mercedes V177 Electronic Ignition Switch Keyless Control Unit

Product currently unavailable

image placeholder
Wiring Harness Mercedes Vito W639 Boot Tailgate License Plate Lamp A6394401613

Part no. A6394401613

Wiring Harness Mercedes Vito W639 Boot Tailgate License Plate Lamp A6394401613

Product currently unavailable

image placeholder
Mercedes C118 CLA200 282.914 163HP Petrol ECU Kit A2829003300 Key BCM Automatic

Part no. A2829003300-3

Mercedes C118 CLA200 282.914 163HP Petrol ECU Kit A2829003300 Key BCM Automatic

Product currently unavailable

image placeholder
Mini Cooper R57 R58 R59 Control Unit Module Bracket Holder  PGS 2757722

Part no. 2757722

Mini Cooper R57 R58 R59 Control Unit Module Bracket Holder PGS 2757722

Product currently unavailable

image placeholder
Mini F57 Cabrio Antenna Aerial Amplifier AM / FM Rear Unit Module FM2 9309990

Part no. 9309990

Mini F57 Cabrio Antenna Aerial Amplifier AM / FM Rear Unit Module FM2 9309990

Product currently unavailable

image placeholder
VW Volkswagen Polo 6R Rear Door Wiring Left Right N/O/S Harness Cable 6R4971693C

Part no. 6R4971693C

VW Volkswagen Polo 6R Rear Door Wiring Left Right N/O/S Harness Cable 6R4971693C

Product currently unavailable

image placeholder
Seat Ibiza 6J Engine Wiring Harness Loom Manual Gearbox 1.2 TSI CJZC 04E971612ES

Part no. 04E971612ES

Seat Ibiza 6J Engine Wiring Harness Loom Manual Gearbox 1.2 TSI CJZC 04E971612ES

Product currently unavailable

image placeholder
Mercedes W169 PDC Parking Distance Control Unit Module Rear A1695450632

Part no. A1695450632

Mercedes W169 PDC Parking Distance Control Unit Module Rear A1695450632

Product currently unavailable

image placeholder
Mercedes W204 W207 W212 Alternator Generator Engine Diesel 180A 14V A0009067702

Part no. A0009067702-1

Mercedes W204 W207 W212 Alternator Generator Engine Diesel 180A 14V A0009067702

Product currently unavailable

image placeholder
BMW 7 Series E65 E66 E67 Steering Wheel Electronics Control Unit Module 6958040

Part no. 6916693

BMW 7 Series E65 E66 E67 Steering Wheel Electronics Control Unit Module 6958040

Product currently unavailable

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

Part no. 6809374

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

Product currently unavailable

image placeholder
BMW Mini Cooper 9 R55 R56 R57 N12 1.6 ECU Kit DME CAS 3 Key 7600020

Part no. 7600020-9

BMW Mini Cooper 9 R55 R56 R57 N12 1.6 ECU Kit DME CAS 3 Key 7600020

Product currently unavailable

image placeholder
Mini Cooper Cabrio R57 High SPEG PL3 DC/DC H5 Fuse Distribution Box 3455242

Part no. 3455242-1

Mini Cooper Cabrio R57 High SPEG PL3 DC/DC H5 Fuse Distribution Box 3455242

Product currently unavailable

image placeholder
Radio Tape Player Jaguar XJR XJ6 X300 Audio Control Unit Cassette AJ9500R

Part no. AJ9500R

Radio Tape Player Jaguar XJR XJ6 X300 Audio Control Unit Cassette AJ9500R

Product currently unavailable

image placeholder
BMW F87 LCI M2 370HP N55 Engine Control Module Unit ECU DME 8693361 Automatic

Part no. 8693361-2

BMW F87 LCI M2 370HP N55 Engine Control Module Unit ECU DME 8693361 Automatic

Product currently unavailable

image placeholder
BMW F20 F21 F30 F31 LCI Professional Navigation Sat Nav Unit Head Unit 8794119

Part no. 8794119

BMW F20 F21 F30 F31 LCI Professional Navigation Sat Nav Unit Head Unit 8794119

Product currently unavailable

image placeholder
Mercedes-Benz M ML W163 Battery Positive Plus Terminal Lead Cable A1635401630

Part no. A1635401630

Mercedes-Benz M ML W163 Battery Positive Plus Terminal Lead Cable A1635401630

Product currently unavailable

image placeholder
Mercedes ML W163 Body Control Module Unit BCM ECU A1635459032

Part no. A1635459032

Mercedes ML W163 Body Control Module Unit BCM ECU A1635459032

Product currently unavailable

image placeholder
Mercedes Vito W447 W639 Battery Terminal Protection Cap Cover A6395460035

Part no. A6395460035

Mercedes Vito W447 W639 Battery Terminal Protection Cap Cover A6395460035

Product currently unavailable

image placeholder
BMW E81 E82 E87 E88 E90 E91 Radio Professional CD Player 9242502

Part no. 9242502

BMW E81 E82 E87 E88 E90 E91 Radio Professional CD Player 9242502

Product currently unavailable

image placeholder
MINI Clubman R55 LCI Instruments Cover Trim Panel Dashboard Dash 9239915

Part no. 9239915

MINI Clubman R55 LCI Instruments Cover Trim Panel Dashboard Dash 9239915

Product currently unavailable

image placeholder
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav GPS Unit High 9387565

Part no. 6826790-1

Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav GPS Unit High 9387565

Product currently unavailable

image placeholder
Audi A3 8P Body Control Comfort Unit Module BCM Unit ECU 8P0907063N

Part no. 8P0907063N

Audi A3 8P Body Control Comfort Unit Module BCM Unit ECU 8P0907063N

Product currently unavailable

image placeholder
Skoda Rapid NH1 1.4 TSI Petrol Alternator Generator Bosch 04E903021M

Part no. 04E903021M

Skoda Rapid NH1 1.4 TSI Petrol Alternator Generator Bosch 04E903021M

Product currently unavailable

image placeholder
Seat Module Mercedes W203 W211 Control Unit Front Left Right N/O/S A2118701826

Part no. A2118701826

Seat Module Mercedes W203 W211 Control Unit Front Left Right N/O/S A2118701826

Product currently unavailable

image placeholder
Air Module BMW G30 G31 X3 G01 X4 G02 SRS Control Unit ECU 9474810

Part no. 9474810

Air Module BMW G30 G31 X3 G01 X4 G02 SRS Control Unit ECU 9474810

Product currently unavailable

image placeholder
Mercedes-Benz A-Class W169 Airbag System Control Unit Module ECU A1698202185

Part no. A1698202185

Mercedes-Benz A-Class W169 Airbag System Control Unit Module ECU A1698202185

Product currently unavailable

image placeholder
Mini Cooper S ALL4 R60 N18 Engine Unit ECU Kit DME 7639049 CAS 3 Key Manual

Part no. 7639049-2

Mini Cooper S ALL4 R60 N18 Engine Unit ECU Kit DME 7639049 CAS 3 Key Manual

Product currently unavailable

image placeholder
VW Volkswagen Caddy 2K PDC Parking Distance Sensor Control Module Unit 2K0919475

Part no. 2K0919475

VW Volkswagen Caddy 2K PDC Parking Distance Sensor Control Module Unit 2K0919475

Product currently unavailable

image placeholder
Peugeot 307 1.6 HDI Diesel Engine Wiring Cable Loom Harness 9658277780

Part no. 9658277780

Peugeot 307 1.6 HDI Diesel Engine Wiring Cable Loom Harness 9658277780

Product currently unavailable

image placeholder
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

Product currently unavailable

image placeholder
Mercedes W207 A207 W212 Digital Satellite Radio Control Unit A2229009211

Part no. A2229009211

Mercedes W207 A207 W212 Digital Satellite Radio Control Unit A2229009211

Product currently unavailable

image placeholder
Ford Ranger Mk3 Radio Audio Sound CD Head Unit Control Navi EB3T-19C107-GH

Part no. EB3T-19C107-GH

Ford Ranger Mk3 Radio Audio Sound CD Head Unit Control Navi EB3T-19C107-GH

Product currently unavailable

image placeholder
Audi Q3 S Line Multimedia Radio Sat Nav Screen Display Head Unit 8U0857273E

Part no. 8U0857273E

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

Product currently unavailable

image placeholder
Audi A3 8P TT 8J A4 B7 Ipod Interface Multimedia Storage Compartment 8E0857925B

Part no. 8E0857925H

Audi A3 8P TT 8J A4 B7 Ipod Interface Multimedia Storage Compartment 8E0857925B

Product currently unavailable

image placeholder
BMW E70 E60 E61 E87 E90 E91 M47N2 M57N2 Starter Motor 7798035

Part no. 7798035-4

BMW E70 E60 E61 E87 E90 E91 M47N2 M57N2 Starter Motor 7798035

Product currently unavailable

image placeholder
Telematics Module BMW G11 G20 G30 Bluetooth Telephone Control Unit 2622589

Part no. 2622589

Telematics Module BMW G11 G20 G30 Bluetooth Telephone Control Unit 2622589

Product currently unavailable

image placeholder
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9274021

Part no. 9274021

BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9274021

Product currently unavailable

image placeholder
BMW F20 F30 F32 Mini F55 F56 F60 KAFAS 2 Camera Control Unit Module ECU 5A350D2

Part no. 5A350D2

BMW F20 F30 F32 Mini F55 F56 F60 KAFAS 2 Camera Control Unit Module ECU 5A350D2

Product currently unavailable

image placeholder
Mini Cooper R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456987

Part no. 3456987-2

Mini Cooper R56 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456987

Product currently unavailable

image placeholder
BMW E60 E63 E64 530i 630i N52 258HP Engine Control Unit Module ECU DME 7546990

Part no. 7546990-3

BMW E60 E63 E64 530i 630i N52 258HP Engine Control Unit Module ECU DME 7546990

Product currently unavailable

image placeholder
MINI One R50 R52 W10 90HP Engine Control Unit ECU Module DME 7557395 EWS Manual

Part no. 7557395-8

MINI One R50 R52 W10 90HP Engine Control Unit ECU Module DME 7557395 EWS Manual

Product currently unavailable

image placeholder
Audi A4 B7 Body Comfort Control Body Power Supply Module Unit BCM ECU 8E0907279J

Part no. 8E0907279J

Audi A4 B7 Body Comfort Control Body Power Supply Module Unit BCM ECU 8E0907279J

Product currently unavailable

image placeholder
Parking Sensor Mercedes W169 W245 PDC Distance Control Unit Module A1699007400

Part no. A1699007400

Parking Sensor Mercedes W169 W245 PDC Distance Control Unit Module A1699007400

Product currently unavailable

image placeholder
Audi Q5 8R 2.0 TDI Alternator Generator 14V 180A Valeo 03L903016A

Part no. 03L903016A

Audi Q5 8R 2.0 TDI Alternator Generator 14V 180A Valeo 03L903016A

Product currently unavailable

image placeholder
Mercedes-Benz A-Class W169 SAM Control Module Fuse Box Unit A1695454232

Part no. A1695454232

Mercedes-Benz A-Class W169 SAM Control Module Fuse Box Unit A1695454232

Product currently unavailable

image placeholder
Vauxhall Movano A 2.5 CDTI G9U 650 Engine Module Unit ECU 8200635663 Manual

Part no. 8200635663

Vauxhall Movano A 2.5 CDTI G9U 650 Engine Module Unit ECU 8200635663 Manual

Product currently unavailable

image placeholder
Audi A3 8V Park Parking Assist PDC Distance Control Unit Module 5QA919283G

Part no. 5QA919283G

Audi A3 8V Park Parking Assist PDC Distance Control Unit Module 5QA919283G

Product currently unavailable

image placeholder
Mercedes C E Class W203 W211 Bluetooth Control Unit Module ECU A2118702726

Part no. A2118702726

Mercedes C E Class W203 W211 Bluetooth Control Unit Module ECU A2118702726

Product currently unavailable

image placeholder
Mercedes W204 W212 Radio Control Function Button Knob Controller A2048709558

Part no. A2048709558-1

Mercedes W204 W212 Radio Control Function Button Knob Controller A2048709558

Product currently unavailable

image placeholder
AdBlue Module Mercedes W166 Diesel OM642 Exhaust Gas Cleaning Unit A6429007201

Part no. A6429007201

AdBlue Module Mercedes W166 Diesel OM642 Exhaust Gas Cleaning Unit A6429007201

Product currently unavailable

image placeholder
Mercedes Sprinter W906 OM651 Battery Wiring Harness Loom Cable A9065403815

Part no. A9065403815

Mercedes Sprinter W906 OM651 Battery Wiring Harness Loom Cable A9065403815

Product currently unavailable

image placeholder
VW Volkswagen Golf 1K Steering Wheel Sensor Control Module Unit ECU 1K0953549BC

Part no. 1K0953549BC

VW Volkswagen Golf 1K Steering Wheel Sensor Control Module Unit ECU 1K0953549BC

Product currently unavailable

image placeholder
BMW X3 E83 Z4 E85 E86 Radio Business CD Player Audio Head Unit 6943437

Part no. 6943437-2

BMW X3 E83 Z4 E85 E86 Radio Business CD Player Audio Head Unit 6943437

Product currently unavailable

image placeholder
Audi Q7 4L Quattro Diesel 3.0 TDI ALternator Generator 180A Bosch 059903018K

Part no. 059903018K

Audi Q7 4L Quattro Diesel 3.0 TDI ALternator Generator 180A Bosch 059903018K

Product currently unavailable

image placeholder
Electronics Charging BMW E81 E87 E90 E91 Hands Free MULF2 9195246

-25%

Part no. 9195246

Electronics Charging BMW E81 E87 E90 E91 Hands Free MULF2 9195246

Product currently unavailable

image placeholder
Peugeot 207 1.6 HDI 90HP DV6-ATED4 Engine Control Unit ECU 9663755480 Manual

Part no. 9663755480

Peugeot 207 1.6 HDI 90HP DV6-ATED4 Engine Control Unit ECU 9663755480 Manual

Product currently unavailable

image placeholder
Renault Trafic Scenic Diesel Starter Motor Mitsubishi 233003248R

Part no. 233003248R

Renault Trafic Scenic Diesel Starter Motor Mitsubishi 233003248R

Product currently unavailable

image placeholder
Mercedes W177 Fuse Box Power Distribution Junction Relay Unit A1779061002

Part no. A1779061002-1

Mercedes W177 Fuse Box Power Distribution Junction Relay Unit A1779061002

Product currently unavailable

image placeholder
BMW X3 Series E83 LCI Wiring Harness Engine Gearbox Module 3452226

Part no. 3452226

BMW X3 Series E83 LCI Wiring Harness Engine Gearbox Module 3452226

Product currently unavailable

image placeholder
Bowden Cable Mercedes W639 Rear Right O/S Sliding Door Handle Catch A6397602004

Part no. A6397602004

Bowden Cable Mercedes W639 Rear Right O/S Sliding Door Handle Catch A6397602004

Product currently unavailable

image placeholder
Engine Wiring BMW F87 M2 F82 F83 M4 S55 Loom Module Harness Cable 8092797

Part no. 8092797

Engine Wiring BMW F87 M2 F82 F83 M4 S55 Loom Module Harness Cable 8092797

Product currently unavailable

Key components of vehicle electrical systems

Original electrical parts for popular car brands

A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.

How does a car's electrical system work?

A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:

  • Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
  1. Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
  2. Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
  3. Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
  4. Starters – Key components of the starting system that enable the engine to be started.
  5. Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
  6. Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
  7. Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
  8. Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
  9. Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.

Key technical parameters of electrical systems

Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.

Why is it worth taking care of your car's electrical system?

Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:

  • Problems starting the engine.
  • Failure of safety systems such as ABS or airbags.
  • Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.

Symptoms of electrical system disruptions

In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:

SymptomPossible causeItem to check
Difficulty starting the engineWorn out starter or batteryStarter motor, battery
Dimming the lightsInefficient alternatorAlternator, voltage regulator
Electric windows not workingDamaged relays or harnessRelays, wires

How to choose the right parts for your electrical system?

When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:

  • Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
  • Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
  • Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.

Compatibility and fit

The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.

Why choose used electrical parts?

Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?

  • Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
  • Ecology – You support recycling and reduce waste by choosing used car parts .
  • Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.

How to take care of your car's electrical system?

To ensure your electrical system operates reliably for years, it is worth remembering a few rules:

  • Regularly check the battery condition and charge level.
  • Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
  • Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.

Step-by-step control procedures

  1. Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
  2. Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
  3. Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
  4. If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.

FAQ - Frequently asked questions about electrical systems in cars

QuestionAnswer
What is a car electrical system?This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia.
What is an alternator for in a car?The alternator generates electrical current when the engine is running and charges the battery.
What is the difference between a starter and an alternator?The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving.
How to check if the battery is working?Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking.
What are the most common symptoms of car electrical failure?Problems starting the engine, flashing warning lights, power windows not working or dimming lights.
Do electrical parts from one model fit another?Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility.
How often should you check your electrical system?It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip.

Summary: Automotive electrical systems at Global Parts Automotive Store

Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .

StartBasket
0
FavoritesMy Profile