What is the construction and purpose of wires, harnesses, and connectors?

Wires, harnesses, and connectors are elements of a car's electrical installation that connect power sources, consumers, sensors, and controllers. A typical set consists of conductive cores, insulation, covers, plugs, pins, and mounting points to the body or equipment. These parts appear in various vehicle zones, from the engine compartment to the interior and trunk lid. Their construction must correspond to the specific circuit and car equipment.

What are wires, harnesses, and connectors used for?

Wires, harnesses, and connectors are used to transmit current and control signals between car components. They are responsible for powering devices, communication between modules, and maintaining stable electrical connections. Without them, lighting, starting, charging, sensors, or onboard electronics would not work properly. Their condition also affects the speed of fault diagnosis and the reliability of installing other electrical elements.

What is the construction and function of an electrical connector in a car?

An electrical connector is an element connecting two sections of an installation or a wire to a specific vehicle component. It usually consists of a housing, contact pins, a latch, and often a seal protecting against moisture and dirt. Its function is to ensure a secure contact and the possibility of safely disconnecting the installation during service. The appropriate type of connector is important for conductivity quality, sealing, and vibration resistance.

How to choose wires, harnesses, and connectors for a specific car version?

It is safest to compare the OEM part number, interchangeable numbers, location on the vehicle, and the body and equipment version. It is also worth checking the number of pins, plug shape, harness routing, and mounting points. For elements supporting several systems, the fuel type and the presence of additional modules are also important.

What symptoms indicate wear of wires, harnesses, and connectors?

Typical symptoms include intermittent power loss, controller errors, blown fuses, unstable lighting operation, and problems with starting selected devices. In practice, insulation cracks, corrosion on contacts, and damage in bending areas are also encountered. Such signals should be immediately compared with the mounting location and the condition of the connections.

How to take care of wires, harnesses, and connectors after installation?

After installation, ensure the harness is routed correctly so it does not rub against sharp edges and is not exposed to excessive bending. It is also important to properly seat all clips, holders, and latches, and to keep the connectors clean. During periodic inspections, it is good to check the condition of the insulation and the tightness of connections in areas exposed to moisture.

Wiring Harnesses, Cables & Connectors

At the Global Parts automotive store, we offer a wide selection of original used car parts, including cables, harnesses and connectors for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The cables, harnesses and connectors we offer undergo quality control so that you can be sure that you are receiving a top-class product.

More information

Find it faster

Match to your vehicle

Make

Ford Transit Mk8 Jumper Wiring Harness Cable Loom BK3T-14F238-YB

Product currently unavailable

Part no. 6C1T-12B637-CG

Ford Transit Mk7 2.4 TDCi Diesel Engine Wiring Loom Harness Cables 6C1T12B637CG

Product currently unavailable

Part no. 9G9T-14240-GBA

Ford Mondeo Mk4 Rear Door Wiring Loom Harness Cable Left N/S 9G9T-14240-GBA

Product currently unavailable

Part no. AV1T-14A584-DDD

Ford B-Max Mk1 Front Door Loom Wiring Harness Cable Left N/S AV1T-14A584-DDD

Product currently unavailable

Part no. C1BT-14K138-DDD

Ford Fiesta Mk7 Front Door Wiring Harness Cable Left N/S C1BT-14K138-DDD

Product currently unavailable

Part no. 8A61-17N400-AC

Ford Fiesta Mk7 Rear View Tailgate Camera Wiring Loom Harness 8A61-17N400-AC

Product currently unavailable

Part no. BK2113405AG-2

Ford Transit Custom Tail Light Rear Lamp Side Panel Wiring Left N/S BK2113405AG

Product currently unavailable

Part no. KG9T-14B275-DD

Ford Mondeo Mk5 Heated Windscreen Rear View Mirror Wiring Cable KG9T-14B275-DD

Product currently unavailable

Part no. BK2T-19L540-BE

Ford Transit Custom Mk8 Door Wiring Loom Harness Right O/S BK2T-19L540-BE

Product currently unavailable

Part no. BK3T-19L540-DE

Ford Transit Mk8 Rear Sliding Door Wiring Loom Harness Cable BK3T-19L540-DE

Product currently unavailable

Part no. KK2T-2L508-AD

Ford Transit Custom Rear Brake Pad Wear Warning Wire KK2T-2L508-AD

Product currently unavailable

Part no. RHD-FT1T-3C221-BE

Ford Transit Connect Mk2 Steering Rack Wiring Loom Harness FT1T-3C221-BE

Product currently unavailable

Part no. C1BT-14K138-DEF

Ford Fiesta Mk7 Front Door Wiring Loom Harness Left N/S C1BT-14K138-DEF

Product currently unavailable

Part no. BK31-13W030-B-2

Ford Transit Mk8 Front Lamp Headlight Halogen Wiring Left N/S BK31-13W030-B

Product currently unavailable

Part no. AG9T-14240-DED

Ford S-Max Door Harness Loom Wiring Wire Rear Right O/S AG9T-14240-DED

Product currently unavailable

Part no. AG9T-14240-CED

Ford S-Max Door Harness Loom Wiring Wire Rear Left N/S AG9T-14240-CED

Product currently unavailable

Part no. JK2T-14B446-ACB

Ford Transit Custom Front Bumper Wiring Loom Harness Alarm Cable JK2T-14B446-ACB

Product currently unavailable

Part no. BV6T-14E073-BAB

Ford Kuga Mk2 Front Door Wiring Harness Cable Loom Right O/S BV6T-14E073-BAB

Product currently unavailable

Part no. JK2T-19L540-AB

Ford Transit Custom Load Door Wiring Harness Cable Loom Left N/S JK2T-19L540-AB

Product currently unavailable

Part no. KK2T-9K499-CKC

Ford Transit Custom Exhaust Emission Control Wiring Harness KK2T-9K499-CKC

Product currently unavailable

Part no. CC1T-14300-AA

Ford Transit Mk7 Positive Battery Cable Wiring 2.2 TDCi Diesel CC1T-14300-AA

Product currently unavailable

Part no. 2127341

Ford Mustang Mk6 Cable Harness Wire FR3T-13A840-CB

Product currently unavailable

Part no. GK2T-18C394-BBC

Ford Transit Custom Mk8 Rear Door Wiring Loom Harness Left N/S GK2T-18C394-BBC

Product currently unavailable

Part no. 1702601

Ford Mondeo Mk4 Rear Bumper Parking Sensor Wiring Harness 6G9T-15K868-AJ

Product currently unavailable

Part no. BK3T-15K867-FC

Ford Transit Mk8 Front Bumper Fog Lights Wiring Loom Harness BK3T-15K867-FC

Product currently unavailable

Part no. C1BT-14A584-BDF

Ford Fiesta Mk7 Front Door Wiring Harness Cable Driver's Side C1BT-14A584-BDF

Product currently unavailable

Part no. 1913655

Ford Mustang GT Mk6 Front Bumper PDC Parking Sensor Wiring Loom FR3T-15K867-AA

Product currently unavailable

Part no. BK2Q6M091AD

Ford Transit Mk7 Glow Plug Wiring Loom Cable Wire TDCi Diesel BK2Q6M091AD

Product currently unavailable

Part no. C1BT-14K138-BDF

Ford Fiesta Mk7 Front Door Wiring Harness Cable Left N/S C1BT-14K138-BDF

Product currently unavailable

Part no. 6G9T-14A631-BF

Ford Mondeo Mk4 Rear Door Wiring Loom Harness Cable Left N/S 6G9T-14A631-BF

Product currently unavailable

Part no. DS7T-10C652-AC

Ford Mondeo Mk5 Negative Minus Battery Cable Clamp Terminal DS7T-10C652-AC

Product currently unavailable

Part no. KK2T-19L540-AC

Ford Transit Custom Mk8 Sliding Side Door Wiring Loom Left N/S KK2T-19L540-AC

Product currently unavailable

Part no. 1371248

Ford Transit Mk7 Minus Negative Battery Mass Cable Wiring Loom 6C1T-14303-DA

Product currently unavailable

Part no. AV1T-14A583-AAC

Ford B-Max Mk1 Tailgate Boot Lid Loom Wiring Harness Cable AV1T-14A583-AAC

Product currently unavailable

Part no. 2273157

Ford Fiesta Mk8 ST Gearbox Earth Minus Wiring Harness Cable K1BT-14324-CB

Product currently unavailable

Part no. FV6T-14A280

Ford Transit Connect Cable Alternator Starter Motor Battery Wiring FV6T-14A280

Product currently unavailable

Part no. BV6T-14E073-AAD

Ford Focus Mk3 Front Door Wiring Loom Harness Left N/S BV6T-14E073-AAD

Product currently unavailable

Part no. 7T1T9H589BD

Ford Connect Diesel Engine Wiring Cable Loom Harness 7T1T9H589BD

Product currently unavailable

Part no. DV6T-14297-AE

Ford Transit Connect Front Wiper Motor Wiring Loom Harness Cable DV6T-14297-AE

Product currently unavailable

Part no. 4M5Q6M091AB

Ford Focus MK2 Mondeo MK4 1.8 TDCI Glow Plug Wiring Loom Cable Wire 4M5Q6M091AB

Product currently unavailable

Part no. 6G9T14A631AF

Ford Mondeo Mk4 Front Door Jumper Wire Assembly Vents Loom Left N/S 6G9T14A631AF

Product currently unavailable

Part no. 8M5T-15K857-BJA

Ford Focus Mk2 Centre Console Wiring Loom Harness Cable 8M5T-15K857-BJA

Product currently unavailable

Part no. DV6T-15K867-EE

Ford Transit Tourneo Connect Front PDC Parking Sensor Wiring Loom DV6T-15K867-EE

Product currently unavailable

Part no. F1FT-10C679-CB

Ford Transit Connect Mk2 Battery Negative Earth Lead Cable F1FT-10C679-CB

Product currently unavailable

Part no. CV6T-19A657-MAD

Ford Kuga Mk2 Upper Top Dashboard Wiring Harness Cable CV6T-19A657-MAD

Product currently unavailable

Part no. KK2T-15K868-AEE

Ford Transit Custom Rear Bumper Parking Sensor Wiring Loom KK2T-15K868-AEE

Product currently unavailable

Showing 298-343 of 343 products