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
-40%
Part no. 9259800
BMW F10 F12 F13 F20 F30 F06 Mini F55 F56 F57 DVD CD Changer Control Unit 9259800
Promo price
€66.95
€40.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9279824
Body Control BMW F20 F21 F30 F31 F32 Unit Module REM 9279824
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6910542
BMW 3 X3 Series E46 E83 Battery Cable Plus Pole Power Positive 6910542
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6945145
BMW E60 E61 E63 Air Control Module Passenger Side Door 6945145
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9281722
BMW E93 Cabrio Convertible Folding Top Roof ECU Module CTM 9281722
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 6976964
BMW 3 5 X5 Series E39 E46 E53 BMW Radio Professional TMC Unit 6976963
Promo price
€227.95
€136.77
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9244422
BMW X5 E70 LCI Front Bumper PDC Loom Cables Wiring Set 9244422
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9264568-1
BMW E82 LCI Body Control Module Unit PL2RR JBBFE IIIR L1 9264568
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9267465
BMW F01 Body Control Module ECU Junction Box V5 PL6 JBBFE III Lear 9267465
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7823973-1
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 7823973 CAS3 + Key
Promo price
€189.95
€161.46
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6958526
BMW 5 X5 X6 Series E60 E61 E70 E71 F07 F10 F11 Seat Adjustment Switch Right O/S
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 6824116
BMW 3 F30 LCI 330e Hybrid High Voltage Battery Wiring Inverter Cable 6824116
Promo price
€94.95
€80.71
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9297787
BMW F10 F20 F30 Battery For Telematics Control Unit Module 9297787
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8321087-1
BMW E60 Front Seat Height Adjustment Electric Motor Actuator 0390203234 8321087
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9367376
Control Unit BMW F01 F02 F07 F10 F11 CAS4 Key Reading Module 9367376
Promo price
€66.95
€40.17
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 6951629
BMW Z4 X3 E83 E85 Mini R50 DVD GPS Navigation System Computer 6951629
Promo price
€151.95
€91.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6838609
Antenna Amplifier BMW F40 Aeral Diversity Control Unit FM DAB Live Dash 6838609
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9142218
BMW X3 E83 LCI PDC Parking Ultrasonic Sensor Silver Grey 9142218 9139866
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8602973
Battery Cable BMW F45 Mini F54 F56 B48 Alternator Starter Wiring 8602973
Promo price
€42.95
€25.77
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8572129
BMW 2 3 Series F22 F30 Diesel N47N Wiring Loom Harness Engine Module 8507896
Promo price
€42.95
€36.51
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6900583-1
BMW 7 Series E65 E66 Cable Wire Power Distribution Box 6900583
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6926962
BMW E60 E61 Front Seat Adjustment Switch Right O/S 6926962 6930048
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7534921-1
BMW 3 X3 Z4 Series E46 E83 E85 Engine Control Unit Box Bottom Part 7534921
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9290357
BMW F10 F20 F22 F30 Navigation Head Unit Harman Sat Nav Unit High 9290357
€522.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 7932682
BMW F10 F11 X3 F25 F30 LCI Mini F60 Tailgate Smart Opener Control Module 7932682
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9221462
BMW F01 Front Seat Control Unit Module ECU Left Temic 9221462
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9231178
BMW F22 F30 F80 M3 F32 Radio Antenna Amplifier AM FM 9231178
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9286953
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 4SK 9286953
Promo price
€42.95
€36.51
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8512499-7
BMW E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Keys Manual
€75.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9330951
Control Unit BMW F01 F07 F10 F11 F25 Air Module ECU Unit Continental 9330951
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 6986987
BMW Z4 Series E85 Cable Loom Passenger's Door Wiring Harness 6986987 6986982
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8574091
BMW F10 F11 520d N47N 184HP Engine Control Unit ECU DDE 8574091 Automatic
Promo price
€85.95
€51.57
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9381581
BMW i3 I01 IBS Cable Negative Battery Lead Wiring Harness Control Unit 9381581
Promo price
€42.95
€25.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6922262
BMW 7 Series E65 E66 E67 Control Unit Door Front Passenger Side 6922262
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9274570
BMW F20 Head Unit Navigation GPS Sat Nav Infotainment DAB High F10 F30 9274570
Promo price
€113.95
€68.37
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 6840399
Head Unit BMW F20 F21 F22 F30 F31 Radio CD Navigation Business GPS 6840399
Promo price
€227.95
€136.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8384525
BMW X5 Series E53 Electrical Power Distribution Fuse Box 8384525 6920648
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8586540
BMW F30 F32 LCI 330d 430d N57N 258HP Engine Control Unit Module ECU DDE 8586540
Promo price
€94.95
€80.71
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6957114
BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 6957111
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6836648
BMW G32 Adapter Cable Switch Door Center 6836648
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8510221
BMW E90 E91 LCI E92 330d Diesel N57 Engine Control Unit DDE 8510221 Automatic
Promo price
€113.95
€68.37
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9342033
BMW F10 F20 F30 Head Unit Media Navigation Headunit Player 9342033
Promo price
€42.95
€25.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6958525-1
BMW 5 X5 X6 Series 1 E60 E61 E70 F07 F10 F11 Seat Adjustment Switch Left N/S
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7804110
BMW 5 Series F10 F11 LCI Earth Cable Battery Cable 7804110
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7011612
BMW 7 Series E65 E66 E67 Centre Console Coinbox With Vent Storage Compartment
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6911519
BMW E65 E66 E67 Wiper Switch Stalk Steering Column Wheel 6911519
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9253111-1
BMW 1 2 Series F20 F21 F22 Positive Plus Pole Battery Blow Cable Part 9253111
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6920292
BMW 7 Series E65 Cable Harness Loom Front Door Wiring Left Right N/O/S 6920292
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 6948048
BMW Z4 E85 Front Door Wiring Loom Cable Right O/S Harness 6948048
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8685853
BMW F40 X1 F48 Mini F55 F56 F60 Engine Injector Wiring Loom Harness 8685853
Promo price
€85.95
€51.57
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6968652
BMW 3 Series E93 E93N LCI Aerial Antenna AM / FM Right O/S 6968652
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6922528
BMW 5 Series E61 E61N LCI Holder Bracket Additional Battery 6922528
Promo price
€26.95
€25.60
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9474776
KaFAS Camera BMW F10 F20 LCI F30 Mini F55 F56 Control Unit ECU Module 9474776
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6864927
BMW F01 F02 LCI F06 F10 F11 F13 ECU ICM Control Unit Air Module 6864927
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9134669
BMW E93 Convertible Seat Control Unit Module ECU 9134669 FSV 7.10.0
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7801158
BMW 3 5 X5 Series E60 N E70 E90 F30 Exhaust Lambda Probe Oxygen Sensor 7801158
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9389310
BMW F45 Door Wiring Front Driver's Door Loom Cable Wiring Harness 9389310
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8638588
BMW F20 F22 F30 LCI 125i 230i 320i 330i B48 Cable Alternator Starter 8638588
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9139868-1
BMW X3 E83 LCI X5 E70 LCI PDC Parking Ultrasonic Sensor Black 9139868
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7611322
BMW F01 F02 F06 F07 F10 F11 F12 Positive Cable Battery Lead N55 Engine 7611322
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9148267
BMW 3 Series E93 Seat Control Unit Module FSV 7.11.0 9148267
Promo price
€94.95
€80.71
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9326204
BMW X3 F25 B+ Distribution Box Battery Power Front Control Unit Point 9227458
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9113348
BMW E81 E87 LCI E90 E91 DC/DC Wandler Torque Converter Module 9113348
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9381113
Air Con Module BMW F20 F30 F31 Mini F55 F56 Air Conditioning A/C Unit 9381113
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7555188
BMW 5 6 Series F10 F11 F12 F13 Control Unit Box Cover 7555155
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 5A07858
BMW G01 G11 G12 G30 G31 F98 X4M Air Conditioning Control Unit Module 5A07858
€42.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 6809316
BMW F10 F20 F23 F30 Telematics Module Bluetooth Communications Control 6809316
Promo price
€113.95
€68.37
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8576333-2
Engine Unit ECU BMW F20 F30 F32 120dX 320dX 420dX N47N 184HP DDE 8576333 Manual
Promo price
€56.95
€48.41
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8510284
Engine Wiring Loom BMW F30 F31 F32 330d 430d N57N Gearbox Module Harness 8510284
Promo price
€47.95
€28.77
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 6875997
ICM Control Unit BMW F01 F02 LCI F06 F10 F11 F13 ECU Module 6875997
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9243637
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9243637
Promo price
€66.95
€40.17
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 7191362
BMW 3 E93 Cable Wiring Loom Harness Hydraulic Pump 7120204 7191362
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 7805349-1
BMW X3 Series E83 LCI M47N2 2.0d 150HP ECU Kit DDE + EWS4 + Key 7805349 Manual
Promo price
€313.95
€188.37
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6944875
BMW E36 Z4 E85 Z3 Module Radar Burglar Alarm Sensor 6944875
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6989713-1
BMW E88 E89 E93 Convertible Cabrio DWA-Alarm System Module Set Of 2 6989713
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 6809052
BMW F20 F21 F30 F31 F32 Rear Body Control Unit Module REM 6809052
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9175902
BMW 5 Series E60 E61 Rear Left Right Door N/O/S Wiring Cable Harness 9175887
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9209684
BMW F01 F02 F04 F07 ECU ICM Control Unit Air Module Bag 9209684
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 6826326
BMW F40 G05 G20 G30 Shark Roof Fin Antenna Aerial Module Unit 6826326
Promo price
€66.95
€40.17
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 7419610
BMW F30 F31 LCI Headlight LED Module Insert Light Source Set 7419610
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7391042
BMW F10 F30 X1 F48 Mini F54 Rear Tailgate Smart Opener Top Wire Sensor 7391042
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8577241
BMW F30 F32 LCI 330d 335dX 430d 435dX Alternator Starter Cable B+ 8577241
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8267406
Headrest Adjustment BMW E46 E64 Front Right O/S Seat Actuator 8267406
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6919759
BMW E65 E66 E67 Control Unit Front Centre Console Module 6919759
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7808257
BMW E90 E91 LCI F10 Wiring Harness Engine Glow Module N57 7808257
Promo price
€47.95
€40.76
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9174271
BMW F10 LCI Bluetooth Control Unit Module Bracket Holder Mount 9174271
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8507398
Glow Bracket BMW E60 E87 LCI E90 E91 E92 F10 F11 N47 Diesel Relay Plug 8507398
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9266384
BMW 5 Series F10 F11 LCI Boardmonitor Central Information Display 7" 9266384
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9152262
BMW X5 E70 X6 E71 Front Crash Impact Sensor Module 9152262
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9118101
BMW 1 Series E81 E82 Driver Side Offside O/S Door Wiring Loom Harness 9118101
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8387541
BMW X5 E39 E53 Fuse Box Housing 8 Fold Voltage Regulator Boot 8387541
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8379941-1
BMW X5 Series E53 Interior Roof Alarm Sensor Ultra Sonic Module 8379941
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9389069
BMW F20 F21 F30 F31 F32 X5 F15 X6 F16 Power Distribution Fuse Box Front 9389069
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 7198397
BMW E64 Cabrio Convertible Folding Top Roof ECU Control Unit CVM Module 7198397
€104.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8507899
BMW F31 N47N 320d Engine Wiring Harness Module Diesel 8507899 8507896
Promo price
€66.95
€56.91
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8387568-1
BMW E65 Battery B Engine Compartment Terminal Point Cover 8387568
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 6887753
BMW F20 F21 F22 F30 F31 F32 ICM Control Unit Module ECU 6868599
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9224866
BMW 1 3 4 Series F20 F21 F30 F31 F32 Power Distribution Fuse Box Front 9224879
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9153806
BMW F01 F02 Rear Heater Blower Motor Resistor 9153806
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
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 .