Automotive electrical systems

At Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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Audi A3 8V Body Control Comfort Unit Module BCM Unit 5Q0937084E

Part no. 5Q0937084E

Audi A3 8V Body Control Comfort Unit Module BCM Unit 5Q0937084E

£42.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi S6 C6 Wirie Cable Fuse Box Holder Support 4F0941824

Part no. 4F0941824

Audi S6 C6 Wirie Cable Fuse Box Holder Support 4F0941824

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W470 Glow Plug Relay Module Unit A4709820700

Part no. A4709820700

Mercedes W470 Glow Plug Relay Module Unit A4709820700

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes ML W164 Radio Player Audio Stereo CD Player Head Unit A1648705594

Part no. A1648705594

Mercedes ML W164 Radio Player Audio Stereo CD Player Head Unit A1648705594

£237.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Door Module BMW E65 E66 E67 Front Door Control Unit Passenger Side 6921979

Part no. 6921979

Door Module BMW E65 E66 E67 Front Door Control Unit Passenger Side 6921979

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F20 F30 116d 316d N47N 116HP ECU Engine Contol Unit DDE 8578945 Automatic

Part no. 8578945

BMW F20 F30 116d 316d N47N 116HP ECU Engine Contol Unit DDE 8578945 Automatic

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q5 8R A6 C6 Door Module Front Left N/S Control Unit Module ECU 8K0959792M

Part no. 8K0959792M

Audi Q5 8R A6 C6 Door Module Front Left N/S Control Unit Module ECU 8K0959792M

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Volkswagen Touareg 7L Body Comfort Module Control Unit ECU 7L0959933E

Part no. 7L0959933E

Volkswagen Touareg 7L Body Comfort Module Control Unit ECU 7L0959933E

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W205 Alternator Protective Cover Metal Sheet A6261500075

Part no. A6261500075

Mercedes W205 Alternator Protective Cover Metal Sheet A6261500075

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W910 Telematics Module Communication Blutooth Control A2479009312

Part no. A2479009312

Mercedes W910 Telematics Module Communication Blutooth Control A2479009312

£66.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes Viano Vito W639 Radio Fan Adapter Control Unit Module A6398200642

Part no. A6398200642

Mercedes Viano Vito W639 Radio Fan Adapter Control Unit Module A6398200642

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes C117 W176 W246 A200 BE M270 156HP Engine ECU Kit A2709002100 Automatic

Part no. A2709002100-17

Mercedes C117 W176 W246 A200 BE M270 156HP Engine ECU Kit A2709002100 Automatic

£189.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW G20 G21 Front Passenger Side Door Cable Harness Wiring Control Unit 9436286

Part no. 9436286

BMW G20 G21 Front Passenger Side Door Cable Harness Wiring Control Unit 9436286

£61.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A1 8X Fuse Box Unit Front Left N/S 8X2971845

Part no. rhd-8X2971845

Audi A1 8X Fuse Box Unit Front Left N/S 8X2971845

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W221 Control Unit Module Holder Legroom Support Bracket A2216840137

Part no. rhd-A2216840137

Mercedes W221 Control Unit Module Holder Legroom Support Bracket A2216840137

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W177 W247 Driver's Seat Heating Control Unit Module ECU A1679000500

Part no. A1679000500

Mercedes W177 W247 Driver's Seat Heating Control Unit Module ECU A1679000500

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Ford Transit Mk7 Fuse Box Battery Terminal Unit Module 6C1T-14A067-E

Part no. 6C1T14A067E

Ford Transit Mk7 Fuse Box Battery Terminal Unit Module 6C1T-14A067-E

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Starter Motor Audi S8 D3 4E VW Touareg Starter Motor Bosch 1.7KW 07C911023H

Part no. 07C911023H

Starter Motor Audi S8 D3 4E VW Touareg Starter Motor Bosch 1.7KW 07C911023H

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW X3 F25 20dX N47N 184HP Engine ECU DDE Kit CAS4 + Key 8574091 Automatic

Part no. 8574091-5

BMW X3 F25 20dX N47N 184HP Engine ECU DDE Kit CAS4 + Key 8574091 Automatic

£189.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A5 8F Gateway Control Unit Module ECU 8R0907468L

Part no. 8R0907468L

Audi A5 8F Gateway Control Unit Module ECU 8R0907468L

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi SQ5 FY 3.0 TFSI 354HP CWGD Quattro Engine ECU Kit Gateway + Key 06M907309D

Part no. 06M907309D-1

Audi SQ5 FY 3.0 TFSI 354HP CWGD Quattro Engine ECU Kit Gateway + Key 06M907309D

£522.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes SLK R171 Automatic Gearbox Control Module Unit ECU A0005457816

Part no. A0005457816

Mercedes SLK R171 Automatic Gearbox Control Module Unit ECU A0005457816

£94.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes A238 Tailgate Boot ECU Control Unit Module A1679050200

Part no. A1679050200

Mercedes A238 Tailgate Boot ECU Control Unit Module A1679050200

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A5 8T Rear Bumper PDC Sensor Parking Distance Control 8K0971104J

Part no. 8K0971104J

Audi A5 8T Rear Bumper PDC Sensor Parking Distance Control 8K0971104J

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi S4 B8 Comfort Convenience Module Control Unit ECU 8K0907064DS

Part no. 8K0907064DS

Audi S4 B8 Comfort Convenience Module Control Unit ECU 8K0907064DS

£66.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 9352865 Manual

Part no. 9352865

BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 9352865 Manual

£85.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Nokia Module Mercedes W220 W211 Phone Control Unit A2118206485

Part no. A2118206485

Nokia Module Mercedes W220 W211 Phone Control Unit A2118206485

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW U06 Active Tourer Power Management Control Unit Power Supply Module 7952991

Part no. 7952991

BMW U06 Active Tourer Power Management Control Unit Power Supply Module 7952991

£42.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W169 A160 CDI OM640.942 82HP Engine Control ECU A6401500100 Automatic

Part no. A6401500100

Mercedes W169 A160 CDI OM640.942 82HP Engine Control ECU A6401500100 Automatic

£94.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F01 F02 F03 DVD CD Changer Multichanger Alpine 9205270

Part no. 9205270

BMW F01 F02 F03 DVD CD Changer Multichanger Alpine 9205270

£104.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F20 F21 F22 MMI Display Central Information Infotainment Screen 8,8" 9281686

Part no. RHD-9281686-1

BMW F20 F21 F22 MMI Display Central Information Infotainment Screen 8,8" 9281686

£227.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W213 W238 Head Unit Switch Radio Navigation Control Knob A2139005728

Part no. A2139005728-1

Mercedes W213 W238 Head Unit Switch Radio Navigation Control Knob A2139005728

£104.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W907 W910 CD Player Audio Stereo Radio Head Unit A9079008703

Part no. A9079008703

Mercedes W907 W910 CD Player Audio Stereo Radio Head Unit A9079008703

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Volkswagen Golf Mk6 Rear Tailgate Licence Plate Lighting Wiring Cable 5K0971104B

Part no. 5K0971104B

Volkswagen Golf Mk6 Rear Tailgate Licence Plate Lighting Wiring Cable 5K0971104B

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes X253 Dashboard Fuse Box Control Module Power Distribution A2135403939

Part no. rhd-A2135403939

Mercedes X253 Dashboard Fuse Box Control Module Power Distribution A2135403939

£94.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A4 B7 Body Comfort Control BCM Supply Module Unit ECU 8E0959433CQ

Part no. 8E0959433CQ

Audi A4 B7 Body Comfort Control BCM Supply Module Unit ECU 8E0959433CQ

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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 Mercedes W221 Door Wiring Front Left Right N/O/S Harness Loom A2215408235

Part no. A2215408235

Mercedes W221 Door Wiring Front Left Right N/O/S Harness Loom A2215408235

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Display Screen BMW F20 F21 F22 Central Information Display Screen 6,5" 9262752

Part no. 9262752-2

Display Screen BMW F20 F21 F22 Central Information Display Screen 6,5" 9262752

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW 7 Series E65 E66 E67 Seat Control Unit Module Heating 6918567

Part no. 6918567

BMW 7 Series E65 E66 E67 Seat Control Unit Module Heating 6918567

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes ML W164 Lumbar Module Front Seat Lumbar Control Unit A1649100075

Part no. A1649100075

Mercedes ML W164 Lumbar Module Front Seat Lumbar Control Unit A1649100075

£42.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes-Benz E-Class A207 Convertible Control Unit Module Bracket Trunk

Part no. A2075454440

Mercedes-Benz E-Class A207 Convertible Control Unit Module Bracket Trunk

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes ML W164 Control Unit Module DC UHI MOST A2118701885

Part no. A2118701885

Mercedes ML W164 Control Unit Module DC UHI MOST A2118701885

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi TT Mk2 8J 1.8 TFSI CDAA 160HP Engine Control Unit ECU 8J0907115BC Automatic

Part no. 8J0907115BC

Audi TT Mk2 8J 1.8 TFSI CDAA 160HP Engine Control Unit ECU 8J0907115BC Automatic

£237.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q3 RSQ3 F3 Body Sound Impact Control Module ECU 83A907159

Part no. 83A907159

Audi Q3 RSQ3 F3 Body Sound Impact Control Module ECU 83A907159

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mini F54 F55 F56 F57 Radio Basic CD Player Head Unit Multimedia 6820543

Part no. 6820543

Mini F54 F55 F56 F57 Radio Basic CD Player Head Unit Multimedia 6820543

£170.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A4 B8 SRS Air Module Control Unit ECU 8K0959655Q

Part no. 8K0959655Q

Audi A4 B8 SRS Air Module Control Unit ECU 8K0959655Q

£161.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F12 Footwell Light Module Control Unit ECU FRM3 9250456

Part no. 9250456

BMW F12 Footwell Light Module Control Unit ECU FRM3 9250456

£113.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW 3 Series F30 F31 Front Door Wiring Loom Cable Harness 9286219

Part no. 9286219

BMW 3 Series F30 F31 Front Door Wiring Loom Cable Harness 9286219

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes X250 W470 Gateway Control Unit Module ECU A4709007402

Part no. A4709007402

Mercedes X250 W470 Gateway Control Unit Module ECU A4709007402

£137.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q5 8R CJCA 2.0 TDI 143HP Quattro Diesel Engine ECU Kit 03L906018MN Manual

Part no. 03L906018MN-1

Audi Q5 8R CJCA 2.0 TDI 143HP Quattro Diesel Engine ECU Kit 03L906018MN Manual

£237.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W206 W223 Door Control Unit Passenger Door Module A2239001726

Part no. A2239001726

Mercedes W206 W223 Door Control Unit Passenger Door Module A2239001726

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mini F54 F55 F56 F57 Wiring Harness Engine Supply Module 8571036

Part no. 8571036

Mini F54 F55 F56 F57 Wiring Harness Engine Supply Module 8571036

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W251 PDC Parking Assistant Control Unit Module ECU A2519000800

Part no. A2519000800

Mercedes W251 PDC Parking Assistant Control Unit Module ECU A2519000800

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W176 W246 Battery Cover Accumulator Trim Panel Lid A2465410100

Part no. A2465410100

Mercedes W176 W246 Battery Cover Accumulator Trim Panel Lid A2465410100

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Battery Cable Mercedes W176 W246 Negative Lead Wiring Harness A2465406432

Part no. A2465406432

Battery Cable Mercedes W176 W246 Negative Lead Wiring Harness A2465406432

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW E90 E92 E93 LCI M3 S65 Cable Alternator Starter Wiring 7839665

Part no. 7839665

BMW E90 E92 E93 LCI M3 S65 Cable Alternator Starter Wiring 7839665

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q3 8U 2.0 TDI CFFB 140HP Quattro Engine Control Unit ECU 03L906018CM Manual

Part no. 03L906018CM-1

Audi Q3 8U 2.0 TDI CFFB 140HP Quattro Engine Control Unit ECU 03L906018CM Manual

£142.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes GLE X156 4Matic Transfer Control Unit Module ECU A2469008113

Part no. A2469008113

Mercedes GLE X156 4Matic Transfer Control Unit Module ECU A2469008113

£32.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Engine Wiring BMW F30 F31 N20 Loom Module Harness Cable 7631932

Part no. 7631932

Engine Wiring BMW F30 F31 N20 Loom Module Harness Cable 7631932

£142.95

Free delivery - Mon, Nov 10

If paid before 14:00

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Door Cable Mercedes W176 Wiring Loom Front Right Door O/S A1765401404

Part no. A1765401404

Door Cable Mercedes W176 Wiring Loom Front Right Door O/S A1765401404

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A6 C6 Front Impact Sensor Safety Crash Detection Module Unit 4F0959651

Part no. 4F0959651

Audi A6 C6 Front Impact Sensor Safety Crash Detection Module Unit 4F0959651

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes A207 Sound Audio Amplifier Unit Harman Becker A2079001300

Part no. A2079001300

Mercedes A207 Sound Audio Amplifier Unit Harman Becker A2079001300

£275.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A4 B8 A5 8T TT Mk2 Negative Battery Terminal Cable Lead 8X0915181

Part no. 8X0915181

Audi A4 B8 A5 8T TT Mk2 Negative Battery Terminal Cable Lead 8X0915181

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes SLK R171 Parking Distance Aid Sensor Control Unit Module A1715451332

Part no. A1715451332

Mercedes SLK R171 Parking Distance Aid Sensor Control Unit Module A1715451332

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W251 Air Control Unit ECU SRS Air Module A2518204026

Part no. A2518204026

Mercedes W251 Air Control Unit ECU SRS Air Module A2518204026

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A3 8P 2.0 TDI CBAB 140HP Engine Control Unit ECU 03L906022LS Manual

Part no. 03L906022LS

Audi A3 8P 2.0 TDI CBAB 140HP Engine Control Unit ECU 03L906022LS Manual

£66.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW E65 E66 Front Right Door O/S Wiring Harness Carrier 6950364

Part no. 6950364

BMW E65 E66 Front Right Door O/S Wiring Harness Carrier 6950364

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Wiring Loom Mercedes W639 Vito Cable Front Door Left Right N/O/S A6394407810

Part no. A6394407810

Wiring Loom Mercedes W639 Vito Cable Front Door Left Right N/O/S A6394407810

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Seat Module BMW F20 F30 F32 F33 X1 F48 X5 F15 Front Control Unit ECU 9459681

Part no. 9459681

Seat Module BMW F20 F30 F32 F33 X1 F48 X5 F15 Front Control Unit ECU 9459681

£123.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W166 Junction Fuse Block Cover Trim Positive Terminal A1645450303

Part no. A1645450303

Mercedes W166 Junction Fuse Block Cover Trim Positive Terminal A1645450303

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW Countryman R60 R61 Centre Console Retaining Bracket Rail Rear 9805535

Part no. 9805535

BMW Countryman R60 R61 Centre Console Retaining Bracket Rail Rear 9805535

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q7 4L Washer Bottle Reservoir Wiring Loom Harness 4L0971767

Part no. 4L0971767

Audi Q7 4L Washer Bottle Reservoir Wiring Loom Harness 4L0971767

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W639 W638 W906 Fuse Box Unit Holder Bracket Frame A6385450319

Part no. A6385450319

Mercedes W639 W638 W906 Fuse Box Unit Holder Bracket Frame A6385450319

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A4 B9 A5 5F 3.0 TDI CSWB 218 HP Engine Control Module 059907309F Automatic

Part no. 059907309F

Audi A4 B9 A5 5F 3.0 TDI CSWB 218 HP Engine Control Module 059907309F Automatic

£189.95

Free delivery - Fri, Nov 07

If paid before 14:00

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SRC Module Mercedes W205 Front Air Module SRS Control Unit ECU A2059009727

Part no. A2059009727

SRC Module Mercedes W205 Front Air Module SRS Control Unit ECU A2059009727

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Volkswagen Golf CD1 Diagnostic Interface Gateway Module ECU Control 5WB907530K

Part no. 5WB907530K

Volkswagen Golf CD1 Diagnostic Interface Gateway Module ECU Control 5WB907530K

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F30 320iX N20 163HP Engine Unit ECU Kit DME 8639595 FEM + Key Automatic

Part no. 8639595-9

BMW F30 320iX N20 163HP Engine Unit ECU Kit DME 8639595 FEM + Key Automatic

£379.95

Free delivery - Mon, Nov 10

If paid before 14:00

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Mercedes C215 C216 W220 W221 R230 Relay Tyco Unit Module A0025426619

Part no. A0025426619

Mercedes C215 C216 W220 W221 R230 Relay Tyco Unit Module A0025426619

£18.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W207 A207 C207 Loudspeaker Cable Wiring Loom Harness A2075401102

Part no. A2075401102

Mercedes W207 A207 C207 Loudspeaker Cable Wiring Loom Harness A2075401102

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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ICM Control Unit BMW F01 F02 LCI F06 F10 F11 F13 ECU Module 6875997

Part no. 6875997

ICM Control Unit BMW F01 F02 LCI F06 F10 F11 F13 ECU Module 6875997

£28.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes V177 Radio Remote Alarm Ignition Key Fob Button A1779050703

Part no. A1779050703

Mercedes V177 Radio Remote Alarm Ignition Key Fob Button A1779050703

£47.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes C238 W213 Trunk Lid Handsfree Switch Sensor A2139058001

Part no. A2139058001

Mercedes C238 W213 Trunk Lid Handsfree Switch Sensor A2139058001

£28.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Lucas LF115 AGM Start Stop Car Battery 80Ah 800A 12V

Part no. LUCAS-AGM-80AH

Lucas LF115 AGM Start Stop Car Battery 80Ah 800A 12V

£113.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063701

Part no. A2229063701

Fuse Box Mercedes W205 W222 Electrical Relay Box Module Unit A2229063701

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q7 4L 3.0 TDI CRCA Quattro Engine Control Unit ECU 4L2910401C Lock + Key

Part no. 4L2910401C-1

Audi Q7 4L 3.0 TDI CRCA Quattro Engine Control Unit ECU 4L2910401C Lock + Key

£902.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Diversity Antenna Amplifier Mini F57 Convertible DAB Module Unit 9309991

Part no. 9309991

Diversity Antenna Amplifier Mini F57 Convertible DAB Module Unit 9309991

£66.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mercedes W213 C238 Telematic Charging Phone Control Module A2139006911

Part no. A2139006911

Mercedes W213 C238 Telematic Charging Phone Control Module A2139006911

£37.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F06 Footwell Light Module Control Unit Controller ECU FRM3 9273630

Part no. 9273630-1

BMW F06 Footwell Light Module Control Unit Controller ECU FRM3 9273630

£28.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Radio Player BMW F10 F11 F12 Alpine CD Champ Head Unit Controller 9248369

Part no. 9248369

Radio Player BMW F10 F11 F12 Alpine CD Champ Head Unit Controller 9248369

£66.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Engine Wiring BMW F30 F31 330d F32 F36 430d N57N Loom Harness Cable 8578495

Part no. 8578495

Engine Wiring BMW F30 F31 330d F32 F36 430d N57N Loom Harness Cable 8578495

£56.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW F01 F02 F07 GT 530d 730d N57 245HP Engine ECU DDE Kit 8515073 Automatic

Part no. 8515073-1

BMW F01 F02 F07 GT 530d 730d N57 245HP Engine ECU DDE Kit 8515073 Automatic

£189.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi Q5 8R Front Bumper PDC Parking Sensor Wiring Harness Loom 8R0971095A

Part no. 8R0971095A

Audi Q5 8R Front Bumper PDC Parking Sensor Wiring Harness Loom 8R0971095A

£94.95

Free delivery - Fri, Nov 07

If paid before 14:00

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BMW E92 E93 Parking Sensor Wiring Front Bumper PDC Loom Wiring Cabling Set

Part no. E93-PDC-FRONT

BMW E92 E93 Parking Sensor Wiring Front Bumper PDC Loom Wiring Cabling Set

£28.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mini Cooper R57 Convertible Cabrio Petrol Fuse Box 9213373

Part no. 9213373-1

Mini Cooper R57 Convertible Cabrio Petrol Fuse Box 9213373

£23.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Mazda Mk6 BCM Body Control Module Unit ECU KD45675Y0G

Part no. KD45675Y0G

Mazda Mk6 BCM Body Control Module Unit ECU KD45675Y0G

£13.95

Free delivery - Fri, Nov 07

If paid before 14:00

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Audi A3 8P 1.9 TDI BLS 105HP Engine Control Unit Module ECU 03G906021RC Manual

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Key components of vehicle electrical systems

Original electrical parts for popular car brands

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

How does a car's electrical system work?

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

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

Key technical parameters of electrical systems

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

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

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

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

Symptoms of electrical system disruptions

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

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

How to choose the right parts for your electrical system?

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

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

Compatibility and fit

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

Why choose used electrical parts?

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

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

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

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

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

Step-by-step control procedures

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

FAQ - Frequently asked questions about electrical systems in cars

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

Summary: Automotive electrical systems at Global Parts Automotive Store

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

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