How To Extend A Wiring Harness

By | July 2, 2022



How To Extend A Wiring Harness



Working with wiring can be a challenging task, from planning a full electrical system to making repairs and modifications. In some cases, even with careful planning, parts of the wiring network may not be long enough to reach the desired location. Fortunately, extending a wiring harness is a relatively simple process. In this guide, we will explain how to safely extend a wiring harness and discuss the importance of using the correct tools and techniques.

When extending a wiring harness, it’s essential to understand wiring diagrams. Wiring diagrams are essential tools used to visually map out circuits and plan electrical systems. They provide a wealth of information about the components and connections in a circuit, allowing users to more safely and efficiently work with wiring.

Using the Right Tools for Extension



When extending a wiring harness, it's important to use the right tools and supplies. These include specialized wire stripping and crimping tools, heat shrink tubing, and electrical tape. It's also important to make sure the wires being extended are rated for the amount of current they will be carrying. Correctly identifying the wires can be done by referencing the wiring diagram or manual.

Steps for Extending the Wiring Harness



Extending a wiring harness is relatively straightforward and involves the following steps:


  • Cut the existing wires to the desired length, leaving enough slack to work with.

  • Strip both ends of the wires to expose the copper wire inside.

  • Twist the copper wires together.

  • Crimp a butt connector onto the twisted wires.

  • Add heat shrink tubing to the ends of the butt connector to protect the connection.

  • Secure the extended wires with electrical tape or other suitable fasteners.



The Importance of Wire Separation and Protection



Once the wiring harness has been extended, it's important to keep the connected wires separated and properly insulated. This reduces the risk of short-circuiting and helps ensure that the wires are not damaged by contact with other wires or metal components. It's also important to note that the extensions should be routed away from any engine components that generate heat.

Conclusion



Extending a wiring harness is a relatively simple process that can be done with the right tools and techniques. Understanding wiring diagrams is essential when attempting to modify or repair any wiring system. When extending a wiring harness, it's also important to make sure the wires are rated for the current they will be carrying and to ensure that the wires are kept separated and properly insulated.


Namz Custom Cycle Products Throttle By Wire Extension Harness Kit Ntbw 4202 Harley Davidson Motorcycle Dennis Kirk

Namz Custom Cycle Products Throttle By Wire Extension Harness Kit Ntbw 4202 Harley Davidson Motorcycle Dennis Kirk


Suzco 25 Foot 4 Wire Flat Trailer Light Wiring Harness Extension Kit Way Plug Pin Male Female Connector Wishbone Style With 18 Gauge White Ground Sae Canada

Suzco 25 Foot 4 Wire Flat Trailer Light Wiring Harness Extension Kit Way Plug Pin Male Female Connector Wishbone Style With 18 Gauge White Ground Sae Canada


Abn 1886 4 Way Pin Plug 20 Gauge Trailer Light Wiring Harness Extension 1ft Com

Abn 1886 4 Way Pin Plug 20 Gauge Trailer Light Wiring Harness Extension 1ft Com


How To Splice Wires In A Car Or Truck Extend Electrical 1a Auto

How To Splice Wires In A Car Or Truck Extend Electrical 1a Auto


60cm 28p Jamma Extension Wire Harness Dedicated Cable For Arcade Machines Game Machine Aaccessories Online At Best S In Desh Daraz Com Bd

60cm 28p Jamma Extension Wire Harness Dedicated Cable For Arcade Machines Game Machine Aaccessories Online At Best S In Desh Daraz Com Bd


Pre Wired Extension 7 Rv Harness Connector 7ft With Plug And Socket

Pre Wired Extension 7 Rv Harness Connector 7ft With Plug And Socket


Siemens Acquires Comsa To Further Extend Lead In Automotive Electrical Systems Design Software

Siemens Acquires Comsa To Further Extend Lead In Automotive Electrical Systems Design Software


Boomslang Automotive Ecu Ecm Pcm Wire Harness Extensions

Boomslang Automotive Ecu Ecm Pcm Wire Harness Extensions


Professional Manufacturer Of All Kinds Wire Harness And Cable Assembly Power For Medical Equipment China Electric Made In Com

Professional Manufacturer Of All Kinds Wire Harness And Cable Assembly Power For Medical Equipment China Electric Made In Com


O2 Oxygen Lambda Sensor 4 Wire Extension Harness For Vw Audi Golf Mk7 乐清市川虹电气有限公司

O2 Oxygen Lambda Sensor 4 Wire Extension Harness For Vw Audi Golf Mk7 乐清市川虹电气有限公司


H3 H4 H7 H11 9005 9006 Hid Conversion Kit Relay Wire Harness Wiring Adapter In Line Safety Fuse Included Extend The Lifespan For Both Side Headlights Lazada

H3 H4 H7 H11 9005 9006 Hid Conversion Kit Relay Wire Harness Wiring Adapter In Line Safety Fuse Included Extend The Lifespan For Both Side Headlights Lazada


Namz Custom Cycle Products Ready To Install Handlebar Extension Harness 12 In Nhcx J12 Harley Davidson Motorcycle Dennis Kirk

Namz Custom Cycle Products Ready To Install Handlebar Extension Harness 12 In Nhcx J12 Harley Davidson Motorcycle Dennis Kirk


Barnett 12 In Double Harness Throttle By Wire Extension 152 30 30312 Harley Davidson Motorcycle Dennis Kirk

Barnett 12 In Double Harness Throttle By Wire Extension 152 30 30312 Harley Davidson Motorcycle Dennis Kirk


Iyefeng 25ft Trailer Wiring Harness With 4 Flat Connector 18 Awg Color Coded Wires Light Extension 4ft White Ground Wire Canada

Iyefeng 25ft Trailer Wiring Harness With 4 Flat Connector 18 Awg Color Coded Wires Light Extension 4ft White Ground Wire Canada


Sleeving Male To Female Extend Cable Assembly China Electrical Wire Harness Equipment Made In Com

Sleeving Male To Female Extend Cable Assembly China Electrical Wire Harness Equipment Made In Com


25 Foot 4 Wire Flat Trailer Light Wiring Harness Extension Kit China Made In Com

25 Foot 4 Wire Flat Trailer Light Wiring Harness Extension Kit China Made In Com


Car Extension 6m Cable Kit Fit For Bmw E46 E39 E53 Bm24 Radio Wiring Harnesses China Harness Made In Com

Car Extension 6m Cable Kit Fit For Bmw E46 E39 E53 Bm24 Radio Wiring Harnesses China Harness Made In Com


Namz Reverse Switch Wire Harness Extension For Harley Tri Glide 2009 2022 Revzilla

Namz Reverse Switch Wire Harness Extension For Harley Tri Glide 2009 2022 Revzilla


Barricade Jeep Wrangler 18 Inch Fog Light Extension Harness J120093 A 11 22 Jk Jl Free Shipping

Barricade Jeep Wrangler 18 Inch Fog Light Extension Harness J120093 A 11 22 Jk Jl Free Shipping


Abn 1909 4 Way Pin Plug 20 Gauge Trailer Light Wiring Harness Extension 8ft Com

Abn 1909 4 Way Pin Plug 20 Gauge Trailer Light Wiring Harness Extension 8ft Com