Automotive electrical systems
More informationAt 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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Part no. 5WA959436P
Volkswagen Golf CD1 Keyless Go Module ECU Entry Control Unit 5WA959436P
€32.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 198393-01
Volkswagen Polo 6R Light Lamp Control Module Unit ECU 198393
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 2GA971694A
VW Volkswagen T-Roc Mk1 Rear Door Cable Harness Wiring Loom Right O/S 2GA971694A
€32.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 09D927750FA
Volkswagen Touareg 7L Automatic Gearbox Module Control Unit ECU 09D927750FA
€32.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 3D0909601F
VW Volkswagen Touareg 7L Air Module Control Unit ECU SRS 3D0909601F
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 5WA980653D
Volkswagen Golf CD1 Camera Lane Assist Control ECU Module Unit 5WA980653D
€89.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 4H0951253A
Seat Skoda Audi VW Polo 6R Multi Use Control Module Relay 4 Pin 645 4H0951253A
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7L6971073F
VW Volkswagen Touareg 7L Front Frame Panel Wiring Harness Cable 7L6971073F
€32.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7LA971793B
Volkswagen Transporter T6 Battery Earth Cable Line 7LA971793B
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7L0907383G
Porsche Cayenne 9PA Tow Bar Trailer Towing Control Module Unit 7L0907383G
€165.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 4H0951253C
Seat Skoda Audi VW Polo 6R Multi Use Control Module Relay 4 Pin 646 4H0951253C
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 2N0941329C
VW Volkswagen Crafter Mk2 SY Reduction Agent Metering System Unit 2N0941329C
€56.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7C0971819C
VW Volkswagen Crafter SY Reducing Tank Harness Adapter Wiring 7C0971819C
€51.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7P6035670B
VW Volkswagen Touareg 7P CD Radio Stereo Head Unit Panel 7P6035670B
€389.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 5Q4959592N
VW Volkswagen T-ROC AV11 Front Door Control Module ECU Passenger Side 5Q4959592N
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7P6919475D
VW Volkswagen Touareg 7P PDC Parking Distance Control Module Unit 7P6919475D
€28.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 1J0919506M
Volkswagen Skoda Seat Audi Radiator Cooling Fan Relay Control Unit 1J0919506M
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7P1907401
Volkswagen Touareg 7L 3.0 TDI CVVA 262HP Engine Control ECU 7P1907401 Automatic
€237.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 5C0035680C
Volkswagen Scirocco Tiguan 5N Display Screen Multimedia Nav Unit 5C0035680C
€560.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7L0937503
Volkswagen Touareg 7L Fuse Box Relay Control Unit Module 7L0937503
€56.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7N0959794K
VW Sharan 7N Rear Door Module Control Unit Left N/S Passenger Side 7N0959794K
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7M0951253C-2
VW Touareg 7L Audi Q7 4L Relay Black Control Unit 5 Pin 404 12V Set 7M0951253C
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 443937105A
VW Volkswagen Audi Skoda Seat Little Fuse Amp 30A 12V 443937105A
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 2GA947202
VW Volkswagen T-ROC A11 Front Door LED Handle Light Wiring Right O/S 2GA947202
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 03C972619CG
VW Passat B7 Engine Wiring Loom Cable Harness Injector Module Petrol 03C972619CG
€104.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7L9971104
Volkswagen Touareg 7L Rear Bumper PDC Parking Sensor Wiring Loom 7L9971104
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 6R0959655M
VW Volkswagen Polo 6R Seat Ibiza 6J Air Module Control Unit ECU 6R0959655M
€37.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 5Q0959354A
VW Volkswagen Tiguan AX1 Front Air Module Crash Impact Sensor Unit 5Q0959354A
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 05L907309AD-1
VW Transporter T6.1 2.0 TDI DNAB 110HP Engine Control ECU Kit 05L907309AD Manual
€455.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 7P6907530M
VW Volkswagen Touareg 7P Gateway Module Control Unit ECU 7P6907530M
€28.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 2GA971104C
VW Volkswagen T-Roc A11 Wiring Loom PDC Rear Harness Parking Sensor 2GA971104C
€42.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 1H5951253
Volkswagen Touareg 7L Relay Alternator Alarm Black 4 Pin 12V No 143 1H5951253
€23.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. P1WT-14G647-EHF
VW Volkswagen Amarok Mk2 Driver Assistance Module Control Unit P1WT-14G647-EHF
€227.95
Free delivery: Mar 5 – 10
If paid before 14:00
Part no. 03E906023AL
Volkswagen Polo 6R 1.2 MPI CGPB 60HP Engine Control ECU 03E906023AL Manual
Product currently unavailable
Part no. 05E903018G
Volkswagen Golf CD1 Alternator Engine Generator Valeo 05E903018G
Product currently unavailable
Part no. 6R0959655K
VW Volkswagen Polo 6R Air Module Bag Control Unit 6R0959655K
Product currently unavailable
Part no. 2D0953257
VW Volkswagen LT 35 Immobilizer Control Unit Module Temic 2D0953257
Product currently unavailable
Part no. 5N0959655A
Volkswagen Tiguan 5N Air Module Control Unit ECU Module 5N0959655A
Product currently unavailable
Part no. 3D0909139B
Volkswagen Touareg 7L Entry Module Keyless Go Control Unit ECU 3D0909139B
Product currently unavailable
Part no. 5Q0915181G
Volkswagen VW Golf Mk7 Negative Battery Terminal Cable Wiring 5Q0915181G
Product currently unavailable
Part no. 3AA937087R
Volkswagen VW Passat B7 Module BCM Body Control Unit Module ECU 3AA937087R
Product currently unavailable
Part no. 5M0909606A
VW Volkswagen Touran 1T Airbag Side Impact Crash Sensor Air Bag 5M0909606A
Product currently unavailable
Part no. 038971803
Volkswagen VW Caddy 2K Injector Wiring Harness Loom 038971803
Product currently unavailable
Part no. 02M911023A
Starter Motor Volkswagen VW Golf IV Bora Sharan Diesel Engine 02M911023A
Product currently unavailable
Part no. 5DK008214
Volkswagen VW Golf IV Body Control Module BCM Comfort Control Unit 5DK008214
Product currently unavailable
Part no. 1S0959651
Volkswagen Touareg 7P Front Impact Crash Sensor Air Module 1S0959651
Product currently unavailable
Part no. 6C0971349MD
Battery Cable VW Polo 6R Audi A1 8X Starter Alternator Wiring 6C0971349MD
Product currently unavailable
Part no. 09D927750EE
VW Volkswagen Touareg 7L Automatic Gearbox Module Control Unit ECU 09D927750EE
Product currently unavailable
Part no. 3AA919475N
Volkswagen Passat B7 PDC Parking Assistant Module Control Unit 3AA919475N
Product currently unavailable
Part no. 7L6907160C
Volkswagen VW Touareg 7L Relay Unit Servotronic Module 9 Pins 7L6907160C
Product currently unavailable
Part no. 04E907309AF
Volkswagen Polo 5 6R 1.2 TSI CJZC 90HP ECU Engine Control 04E907309AF
Product currently unavailable
Part no. 02Z911023N
Volkswagen VW Golf VI Engine Starter Motor 1.6TDI 2.0 TDI Diesel 02Z911023N
Product currently unavailable
Part no. 1K0907115F-1
Volkswagen Golf 5 GTI 1K 2.0 TFSI 200HP Engine Ecu Kit 1K0907115F Key Ignition
Product currently unavailable
Part no. RHD-6R2971121AR
Volkswagen Polo 6R Passenger Wiring Loom Front Left N/S 6R2971121AR
Product currently unavailable
Part no. 6R0971349Q
Battery Cable VW Polo 6R Positive Alternator Starter Wiring B+ 6R0971349Q
Product currently unavailable
Part no. 03P971612
VW Volkswagen Polo 5 1.2 TDI Engine Wiring Harness Loom Cable 03P971612
Product currently unavailable
Part no. 03L907309
VW Volkswagen Crafter 2.0 TDI CKTB 109HP Engine ECU Kit 03L907309 Manual Gearbox
Product currently unavailable
Part no. 7N0907530S
VW Volkswagen Sharan 7N Gateway Control Unit Module ECU 7N0907530S
Product currently unavailable
Part no. 03L907425C
VW Passat Variant PA 1.6 TDI Diesel Blue Motion Engine Control ECU 03L907425C
Product currently unavailable
Part no. 045971803
Engine Wiring VW Polo 9N 1.4 TDI Injector Ignition Loom Harness Cable 045971803
Product currently unavailable
Part no. 39120-2A051
KIA CEED I 1.6 CRDI Diesel Engine Control Module ECU 39120-2A051 Manual
Product currently unavailable
Part no. 070903024B
Volkswagen Touareg Transporter 2.5 TDI Alternator Generator 14V 180A 070903024B
Product currently unavailable
Part no. 02Z911024
Volkswagen Golf Mk7 Jetta A6 Scirocco Mk3 Starter Motor 02Z911024
Product currently unavailable
Part no. 03L903023F-1
Volkswagen Golf Mk6 Alternator Generator Electrical Unit Valeo 03L903023F
Product currently unavailable
Part no. 5K0937084H
Volkswagen Sharan 7N Fuse Box Module Comfort BCM Control Unit ECU 5K0937084H
Product currently unavailable
Part no. 070911023C
Volkswagen Touareg Diesel Engine Starter Motor Actuator Starter 070911023C
Product currently unavailable
Part no. 1K0971121CN
VW Volkswagen Golf 1K 5D Front Door Wiring Loom Harness Left N/S 1K0971121CN
Product currently unavailable
Part no. 1H0953227
Audi Seat Volkswagen Polo 6N Turn Signal Hazard Light Relay 191 1H0953227
Product currently unavailable
Part no. 070906016BT-1
VW Volkswagen Touareg 2.5 TDI BPE Engine Control Unit ECU Kit 070906016BT Key
Product currently unavailable
Part no. 028903028C
Volkswagen Golf Mk4 Alternator Generator BOSCH 14V 70A 028903028C
Product currently unavailable
Part no. 5Q0955547B
VW Golf Mk7 Skoda Octavia Mk3 Front Windscreen Rain Sensor Unit 5Q0955547B
Product currently unavailable
Part no. 7N0906093
Fuel Pump Module VW Volkswagen Sharan 7N Fuel Sender Control Unit ECU 7N0906093
Product currently unavailable
Part no. 04E903015A
Volkswagen Polo 6R Audi A1 8X Alternator Generator 14V 110A 04E903015A
Product currently unavailable
Part no. 03D906023Q
Volkswagen Fox 1.2 Petrol CHFB 55HP Engine Control ECU Manual 03D906023Q
Product currently unavailable
Part no. 1K0035186AF
Radio CD Player VW Volkswagen Golf 5 Passat B6 Head Unit MP3 RCD 300 1K0035186AF
Product currently unavailable
Part no. 7H0971793B
Volkswagen Transporter T5 Minus Negative Battery Cable Wiring Mass 7H0971793B
Product currently unavailable
Part no. 1K0035186R
Radio CD Player VW Volkswagen Golf 5 Passat B6 Head Unit 1K0035186R
Product currently unavailable
Part no. RHD-6R2971120AD
Volkswagen Polo 6R Wiring Loom Driver Door Front Right O/S 6R2971120AD
Product currently unavailable
Part no. 06A906033DP-1
Volkswagen New Beetle 1.6 BFS 102HP Engine ECU Kit 06A906033DP Ignition + 2 Keys
Product currently unavailable
Part no. 03L906023PC
Volkswagen Caddy 1.6 TDI CAYD C20 102HP Engine Unit ECU Manual 03L906023PC
Product currently unavailable
Part no. 04E903015
Volkswagen VW Golf Mk7 Audi A1 8X Alternator Generator 14V 110A 04E903015
Product currently unavailable
Part no. 7N0959655C
Volkswagen Sharan 7N Air Module ECU Sensor Control Unit 7N0959655C
Product currently unavailable
Part no. 02M911024Q
Volkswagen Golf VI Passat B6 Tiguan Starter Motor Diesel Engine 02M911024Q
Product currently unavailable
Part no. 1K0959433AR
Volkswagen TOURAN 1T Body Control Comfort Unit Module BCM Unit ECU 1K0959433AR
Product currently unavailable
Part no. 1T0906093G
VW Volkswagen Touran 1T Golf Mk7 Fuel Pump Control Unit Module 1T0906093G
Product currently unavailable
Part no. 3Q0907530Q
Volkswagen VW Golf Mk7 Gateway Control Unit Module ECU GW MQB High 3Q0907530Q
Product currently unavailable
Part no. 04B903023B
Volkswagen Polo Mk5 Alternator Generator 140A Diesel Engine 04B903023D
Product currently unavailable
Part no. 7E0971794A
Volkswagen Transporter T5 2.0 TDi CAAA Positive Battery Cable Wire 7E0971794A
Product currently unavailable
Part no. 3QF907561D
Volkswagen VW Golf Mk7 Front Radar Distance Control Unit Module 3QF907561D
Product currently unavailable
Part no. 03G972619KP
Volkswagen VW Touran 2.0 TDI BKD Engine Wiring Harness Loom Cable 03G972619KP
Product currently unavailable
Part no. 02E911024D
Volkswagen Golf Mk7 Audi A3 8V Engine Starter Motor Start Stop Denso 02E911024D
Product currently unavailable
Part no. 5N0959655AA
Volkswagen Tiguan 5N Air Module Crash Control Module Unit ECU 5N0959655A
Product currently unavailable
Part no. 7N0907530C
VW Volkswagen Golf 6 Gateway Control Unit Module ECU 7N0907530C
Product currently unavailable
Part no. 03C903023G-1
Audi Seat Skoda Volkswagen 1.4 TSI Petrol Alternator Generator 110A 03C903023G
Product currently unavailable
Part no. 070903327C
Volkswagen Touareg Transporter 2.5TDI Alternator Coupling Sleeve Belt 070903327C
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Part no. 1K0953549CA
VW Golf 5 Steering Angle Steering Wheel Column Control Module 1K0953549CA
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Part no. 02Z911023P
VW Volkswagen Transporter T5 2.0 TDI Diesel Engine Starter Motor 02Z911023P
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Part no. 03E906033
VW Polo Petrol Engine Control ECU Manual Siemens 5WP1630440 03E906033
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Part no. 7L6035191R
VW Volkswagen Touareg 7L Radio Player Navigation Sat Nav Head Unit 7L6035191R
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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.
- Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
- Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
- Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
- Starters – Key components of the starting system that enable the engine to be started.
- Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
- Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
- Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
- Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
- 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:
| Symptom | Possible cause | Item to check |
|---|---|---|
| Difficulty starting the engine | Worn out starter or battery | Starter motor, battery |
| Dimming the lights | Inefficient alternator | Alternator, voltage regulator |
| Electric windows not working | Damaged relays or harness | Relays, 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
- Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
- Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
- Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
- 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
| Question | Answer |
|---|---|
| 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 .