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.
Make
Category
Subcategory
Condition
In Stock
Price
-5%
Part no. 6956750
BMW E87 Control Unit PDC Parking Sensor Module Nautikblau Blue - A21 6956750
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 4M8907777CA
Audi Q7 4M Air Suspension Adjustment Module Control Unit ECU 4M8907777CA
€265.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6970904
BMW 7 Series E65 E66 E67 Sensor Rear Seat Airbag 65776970904 6970904
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6938966
BMW 5 Series e60 Suppression Filter Radio Areal Amp Supressor 6938966
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6906614-1
Mini Cooper One R50 R52 R53 Power Distribution Fuse Box Front 6906614
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7075943-2
BMW E60 E61 E65 Front Left N/S Seat Height Adjustment Drive 7075943
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8366625
BMW 259 259R 259 R22 Connection Plug Relay Pink Tyco 8366625
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9123994
BMW Z4 Series E89 Cabrio Roadster Radio Antenna Mast Aerial FM Bumper 9123994
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7342174
BMW X1 E84 Z4 E89 LED Xenon Headlight ECU Module 7342174 L90028076
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2048200189
Mercedes-Benz C E Class W204 W207 Aerial Antenna Amplifier Unit A2048200189
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 4H0907247
Audi A6 4G Keyless Entry Aerial Antenna Control Unit Module 4H0907247
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 1Y0951177
VW Volkswagen New Beetle Alarm Motion Detector Sensor Module Unit 1Y0951177
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 9313614
BMW F30 F31 F80 M3 Driver's Side Door Wiring Loom Cable 9313614
Promo price
€54.95
€32.97
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 04L907309G-1
Volkswagen New Beetle 2.0 TDI CUUA 110HP Engine Unit ECU Kit 04L907309G Manual
€222.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8K0907801L
Audi S5 8T Parking Electric Brake Handbrake Module Control Unit 8K0907801L
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 4G8959792A
AUDI A7 4G8 Door Control Module Front Right O/S Passenger Side 4G8959792A
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 6960978
BMW E60 E61 E63 E64 CAS2 Control Module Unit ECU 6960978
€28.95
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 4H0937517
Audi A8L 4H Fuse Relay Battery Junction Box Housing 4H0937517
Promo price
€66.95
€40.17
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. DE8T-19H463-BB
Ford B-Max Front Windscreen Rain Sensor Control Unit Module DE8T-19H463-BB
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 9311039
Navigation Module BMW F10 F20 F22 F30 F32 Sat Nav DAB Head Unit High 9311039
€222.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6902265
BMW E65 E66 E67 Compact Base Support System Rear Black 6902265
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6960220
Airbag Module BMW E65 E66 Airbag A-Pillar Sensor Right O/S Control Unit 6960220
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 5A130F9
BMW F40 F44 G20 Parking Control Module Unit USS ECU LOW 5A130F9
Promo price
€37.95
€32.26
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. A6421509478-3
Mercedes W164 ML320 OM642.940 224 HP 4Matic Engine ECU Kit A6421509478 Automatic
Promo price
€279.95
€167.97
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 9139912
Mini Cooper One F55 F56 DAB Bluetooth Visual Boost Head Unit Basic 9139912
€256.95
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A2469050201
Mercedes C117 X156 Antenna Amplifier Control Unit Module A2469050201
Promo price
€32.95
€28.01
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 8506373
BMW X3 Series E83 LCI 1.8d N47 Engine Control Unit ECU Module DDE 8506373 Manual
Promo price
€227.95
€136.77
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 1K0937132F
Vw Golf 5 Audi A3 8P Seat Leon 1P1 Fuse Box Cover Trim Panel Housing 1K0937132F
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 9274428-1
Parking Sensor Mini Cooper F54 F55 F56 F57 F60 PDC Ultrasonic Black 9274428 SET
Promo price
€89.95
€76.46
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. P0148459-PS
Mini Cooper One R50 Fuel Filler Cover Flap 0148459 Pure Silver - 900
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 8654460-2
Mini Cooper F54 F55 136HP Petrol B38 Engine ECU Kit DME 8654460 + BDC + Key
Promo price
€370.95
€222.57
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7L0971767
Volkswagen Touareg 7L Washer Reservoir Bottle Wiring Harness Loom 7L0971767
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2028281114
Mercedes-Benz C CLK W202 W208 Alarm Control Module Bracket Holder A2028281114
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8515900
BMW X5 E70 LCI X6 E71 F01 F02 Starter Motor N57 Engine 8515900
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A6519007500-3
Mercedes W204 C220CDI BlueEFFICIENCY OM651.911 Engine ECU Kit A6519007500 Key
Promo price
€313.95
€266.86
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 5G6867657
Volkswagen Golf 5G Mk7 Rear Lamp Light Bulb Cover Left N/S 5G6867657
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A1669002700
Parking Brake Module Mercedes W176 W166 Electric Control Unit A1669002700
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 6812248
BMW X1 F48 Front Door Wiring Loom Harness Cable Driver Side 6812248
€42.95
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A1775455100
Mercedes W177 AMG Antenna Amplifier Control Unit Module A1775455100
Promo price
€32.95
€28.01
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 4H0907383N
Porsche Macan 95B Trailer Detection Control Module Unit ECU 4H0907383N
€213.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9142405
Mini Cooper One R56 Front Left Door Wiring Harness N/S 9142405
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. N1XT-14630-TFE
VW Volkswagen Amarok NF Front Door Harness Wiring Passenger Side N1XT14630TFE
€42.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2429004801
Mercedes W176 W204 W212 Telematics Communication Control Unit Module A2429004801
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7N0959795
Skoda Yeti 5L Door Control Unit Module ECU Rear Left N/S 7N0959795
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 5K0035156A
VW Volkswagen Caddy Golf MK6 Stereo Radio CD Changer Player Head Unit 5K0035156A
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9252331
BMW F10 ECU Body Control Module Junction Box V2 PL6 JBBFE III 9252331
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 4H0035061J
Audi A8L 4H Head Unit Radio CD Player Navigation GPS 4H0035061J
Promo price
€398.95
€239.37
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A9065420044
Mercedes W906 Bracket Mount Fuse Distribution Box A9065420044
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6799576
BMW F10 F11 ICM Control Module Unit 6799576
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9189905
BMW X5 E70 X6 E71 Safety Control Unit Air Module Bag ECU Bosch 9189905
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A2139005223
SAM Module Mercedes W213 C238 Control Unit Front ECU A2139005223
Promo price
€37.95
€32.26
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 8367253
BMW E38 Fuse Box Battery Power Junction Control Unit Module 8367252 8367253
Promo price
€28.95
€24.61
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9267456
Control Unit BMW F10 F11 Body Module ECU JBBFE IIIR V2 PL6 ECU 9267456
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 06E971627Q
Fuel Injector Wiring Audi S4 B8 A6 A7 C7 4G 3.0 V6 TFSI Wiring Cable 06E971627Q
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8380407-1
BMW X5 E53 Power Distribution Fusebox Cover Fuse Box 8380407
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 8618444
BMW F30 LCI 330e B48X Cell Module Connector 8618444 61278618444
Promo price
€28.95
€24.61
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6929715
BMW 1 Series E81 E87 E87N Positive Battery Lead Cable 61126929715 6929715
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6905950
BMW X5 Series E53 Spoiler Dualband Antenna Amplifier Aerial 6905950
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6977982-2
Mini Cooper R50 R53 R56 R57 R60 Relay No Contact Taubenblau Blue Set 2X 6977982
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 9371790
BMW 1 Series F20 Telematics Control Unit Module Bluetooth 9371790
Promo price
€56.95
€34.17
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 9286479
BMW F10 F11 LCI Front Bumper PDC Sensors Loom Cables Wiring Set 9286479
€80.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 2GA035284A
Seat Ibiza KJ1 VW Polo MK6 Online Services Control Module ECU Unit 2GA035284A
€132.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 95B907553T
Porsche Macan 95B Air Suspension Control Module Unit ECU 95B907553T
€237.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 8D0907539
Audi A3 8L A4 B5 Windscreen Sunlight Sun Light Solar Sensor Unit 8D0907539
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 95B971030FP
Porsche Macan 95B Door Wiring Harness Loom Cable 95B971030FP
€66.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 8K0907064HE
Audi A4 B8 Body Control Module BCM Comfort Control Unit 8K0907064DP
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7N0959794
Skoda Yeti 5L Door ECU Module Control Unit Rear Right O/S 7N0959794
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7512967
Mini Cooper R50 R52 R53 Base B+ Terminal Point Engine Compartment 7512967
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. A2649000700-2
Mercedes W205 C 200 264915 264.915 184HP Engine ECU Module A2649000700 Automatic
Promo price
€246.95
€148.17
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 9189906
BMW E88 E93 LCI Air Module Control Unit ECU 9189906
Promo price
€32.95
€28.01
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8648843
BMW F45 Mini F60 B38X High Voltage Accumulator Negative Ground Cable 8648843
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9152262-1
BMW X5 X6 E70 E71 Front Impact Crash Sensor Module 9152262
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 5A0E219
Adblue Module BMW F40 F44 F45 X1 F48 Control Unit ECU SCR 5A0E219
€32.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8373700-3
BMW E60 E63 E87 E90 E91 5X Relay Make Contact White Green Set 8373700
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A2054400534
Mercedes C205 Bumper PDC Wiring Loom Rear Parking Sensor A2054400534
Promo price
€66.95
€56.91
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. A1765400103
Battery Cable Mercedes C117 W176 Starter Alternator Wiring Harness A1765400103
Promo price
€75.95
€45.57
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 9268802
Mini Cooper Countryman R60 Champ 2 Navigation Radio DAB Player Unit 9268802
Promo price
€132.95
€113.01
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 5FJ919606A
Seat Ibiza KJ1 Dashboard Onboard Screen Monitor Touchscreen Display 5FJ919606A
€113.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7823731
BMW E84 E90 E91 LCI 320xd N47 Cable Alternator Starter Base B
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2469008516
Parking Brake Module Mercedes W176 W246 Electric Control Unit ECU A2469008516
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 8678968
Engine Wiring Mini F56 F60 BMW F45 F46 Petrol Sensor Module 1 Harness 8678968
Promo price
€189.95
€113.97
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 1K0909606C
Crash Impact Sensor Volkswagen Golf Audi A4 Q7 A6 C6 Air Module Unit 1K0909606C
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 4F9035225AA
Audi A6 C6 Antenna Amplifier Control Unit Module 4F9035225AA
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A1645403132
Mercedes-Benz M-Class ML W164 Wiring Loom Cable Harness Fuel Tank A1645403132
Promo price
€32.95
€28.01
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 6936801
BMW Z4 E85 Roadster Cabrio Convertible Folding Top Roof Module
Promo price
€32.95
€28.01
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6977982-3
Mini Cooper R50 R53 R56 R57 R60 Relay No Contact Taubenblau Blue Set 4X 6977982
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 9216286
BMW F20 F21 Socket Plug Wiring Loom Cable 9216286
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 1138730-1
On Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen Display 8,8" 1138730
Promo price
€61.95
€37.17
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 03E906019M-2
Volkswagen Polo 6R 1.2 Petrol CGPB 60HP Engine Control ECU Kit 03E906019M Manual
€161.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2045455640
Mercedes Benz C E W204 W207 Control Unit Module SAM Bracket Mount A2045455640
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9243896
Central Information Display BMW F10 F11 LCI Boardmonitor Screen 7" 9243896
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 9215184
BMW E60 E87 E90 E91 Hands Free Electronics Charging Module MULF2 9215184
Promo price
€75.95
€64.56
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A2055402850
C205 Fuse Box Mercedes C205 Electrical Interior Relay Fuse Socket Control A2055402850
Promo price
€32.95
€28.01
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 9454245
Differential Locking Module BMW F90 M5 G20 Rear Axle Control Unit ECU 9454245
Promo price
€66.95
€40.17
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9264916
BMW E82 E88 E92 E93 LCI Control Unit Airbag ECU NO CRASH DATA 9264916
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6799083
Control Unit BMW F10 F11 X3 F25 Parking Brake Handbrake Module EMF 6799083
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 5Q0915181D
Audi A3 S3 8V Negative Battery Terminal Cable Harness Wiring Loom 5Q0915181D
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A2049009301
Mercedes W212 Media Interface Control Unit Module Multimedia A2049009301
Promo price
€28.95
€24.61
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 9116542
BMW E39 X5 E53 X3 E83 PDC Parking Distance Control Unit Active Module 9116542
Promo price
€28.95
€24.61
Free delivery: Feb 17 – 20
If paid before 14:00
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 .