Stratocaster Loose Switch Wire Reattachment

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Introduction

If your Stratocaster electric guitar has intermittent sound loss when playing or complete signal loss when playing on certain switch settings, use this guide to fix the loose switch wire inside the guitar. A switch wire connection can become loose or fully disconnected due to normal wear and tear or physical damage, and can lead to several issues, including but not limited to sound loss.

If the loose/disconnected wire is damaged, it may need to be replaced, in which case it is important to use the correct gauge wire that is compatible with your guitar. Make sure to use a soldering iron with adjustable temperature control for clean and solid joints. Always solder in a well-ventilated area to avoid harmful exposure to fumes.

Before beginning, make sure the electric guitar is powered off and disconnected from any external power source.

If the issue persists, then the whole switch may need to be replaced instead, which should be done according to the new switch's schematic.

What you need

Step 1 Stratocaster Loose Switch Wire Reattachment

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Remove the screws from the backplate on the back of the guitar.
Fully remove the backplate and set it aside.

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Step 2

Fully loosen all guitar strings by turning the tuning pegs towards the body when held in the orientation of the picture.

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Step 3

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Insert a finger under the strings to create some slack.
Use pliers to cut through each of the strings.

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Step 4

Remove the strings from the guitar tuning pegs.

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Step 5

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From the front, push in the guitar strings until they peek out of the back.
From the back, pull the guitar strings all the way out.

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Step 6

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Remove all of the screws from the front panel.
Fully remove the front panel to reveal wires and the switch circuit board.

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Step 7

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Identify the loose string and which lug (point on the switch) it needs to be reattached to. It will be the one that doesnt have a string attached.
Re-solder the loose wire to the switch.

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Step 8

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Place the front panel back in its original position.
Screw in all of the screws to reattach and secure the front panel.

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Step 9

From the back of the guitar, insert new guitar strings one-by-one, in order from thickest to thinnest.
From the front, pull the string all the way through until it catches.

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Step 10

One-by-one, pull each guitar string taut and cut off any excess string. Be sure to leave enough string to work with for the next step.

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Step 11

Insert the loose end of the guitar string into the corresponding tuning post.
Hold the string in place while turning the tuning peg to tighten and secure the guitar string.
Repeat for all 6 strings.