How do I wire car speakers to an amp? Sep 6, 2023 · Which Wire Colors Go Together in a Car Stereo Wire Harness? Due to their related functionality, the car stereo wire harness has at least five wire groupings that go together. Ensure that the power and ground wires are of the appropriate gauge for your car audio system. Set your multimeter to the appropriate scale, connect the ground lead to a known good ground, and touch the other lead to each wire in the speaker wire. The right-front speaker wires are gray, left-front speakers are white, right-rear speakers are purple, and left-rear speakers are green. The final wire, the black wire, is the ground wire. Meanwhile, the red wire is on phase 2, 240 volts. There are four different factory. Yellow: This represents Switched 12V+. Violet and White – Reverse Gear Input. 1. wire for speakers and other accessories except 2 wires. What wires go together on a stereo? Soldering two wires together requires a soldering iron and solder…. Chassis ground. Tip: When connecting the radio directly to the battery by bypassing the ignition switch, the radio will run even if you turn the Aug 15, 2023 · In Summary, you can wire a car stereo to a 12-volt battery when you: Strip the insulation layer of the red, yellow, and black wires on the stereo to about ½ inch. Yellow shoudl be hot all the time, red should trigger on when the ignition is on. Remove wires connecting with the power and speakers. Hold both ends and tightly twist each end around the other until they’re completely wrapped over each other. One wire is for the power antenna, and the other is the amp turn-on lead. Hold up both ends to form an “X” shape with the wire facing opposite directions. 3. Most often, red wires are used for power, while black wires are used for ground. Connect the subwoofer to an amplifier using RCA cables. The yellow wire is then for constant power. For example, red usually represents the power wire, yellow is for the constant power wire, black is the ground wire, blue Nov 19, 2022 · Pioneer AVH-3500NEX and DMH-341EX Wiring Diagram Color Code. Disconnect the red (leaving yellow connected) and the stereo will not turn on. Jun 7, 2024 · Find and connect all loose wires (using an output converter, if needed). This will “tap into” the wire for the remote turn Apr 12, 2017 · step 1 :Method 1: Soldering. White and White/Black wires = left front speakers. If you disconnect the yellow, the stereo will still work it just won't store presets, time etc. Insert the red wire into the positive terminal and tighten the connector. Black- It is hooked to the grounding point. Cut an appropriate size of heat shrink tubing. The reason for the 2 separate wires is so you can have the antenna down when it's not needed, and still have the amp switched on when you're listening to a CD. Dec 2, 2004 · Here is a pic of the connector block on that radio loom, at the end that fits into the Vauxhall wiring loom in the dash. Before you start, it's essential to understand the color-coding of car stereo wires. One wire must carry 12 volts. Anyway, it has 2 wires for power - yellow for constant and red for accessory. Black: This represents Ground. Apr 25, 2024 · The standard color coding system used for stereo wiring is as follows: – Red wire: Power wire for the accessory or switched power. RCA cables split data into different streams depending on the type of signal. orange = illumination - the wire that goes to whatever lights up your stereo (if an option) blue = power antenna - self explanatory. Viberfiltr Sound Deadner, Steg Sound deadner, and many more! Mar 15, 2020 · Problem with radio receiving power for a Toyota Solara '99. Examine all the wires. – Blue wire: Power antenna or amplifier remote turn-on wire. Taking the key off the ignition automatically causes the accessory wire to lose power. Dec 17, 2023 · This is the first parameter that you must check, before moving on to other things. Connect the wires to a 12-volt battery. However, in general, wires of the same color are often connected together in electrical wiring. Green and Green/Black = left rear speakers. 2. Step 2: Put both devices in pairing mode. Finally, reconnect the speakers. Apr 4, 2022 · The red and yellow wires can go together on the car stereo but it is not advised. Secure all the wires by properly wrapping The car radio wiring harness diagram typically consists of various color-coded wires, each representing a different function. Although both are used as hot wires, they are in different phases. Gray: This shows Illumination. When wiring a car stereo, it is important to ensure that the red and yellow wires are connected together. The red one is for memory, and the yellow one is for power. Mar 17, 2010 · The wire harness on the back of the reciever has a cluster of wires, all 22 awg. My car doesn't have accessory wire. While these colours may vary slightly depending on the manufacturer, they generally follow the same colour-coding scheme. QualityMobileVideo. Feb 1, 2023 · Wiring the Stereo System. Depending on the stereo you choose, you’ll also need to connect various things to the rear of the stereo, such as the Bluetooth® microphone wire, a USB cable, steering wheel control interface, or an auxiliary input cable. To solder two wires together, get rid of the insulation using a wire stripper. Apr 28, 2022 · Let’s take a look at what the colors indicate. A couple of weeks ago, I bought a new-to-me car — a 1989 BMW 325i convertible in red. Apr 21, 2018 · 2005 Hyundai Accent Car Radio Stereo Wiring Diagram Car Radio Constant 12v+ Wire: Red Car Radio Switched 12v+ Wire: Green Car Radio Ground Wire: Black Car Radio Illumination Wire: Yellow Car Stereo Dimmer Wire: N/A Car Stereo Antenna Trigger: Pink Car Stereo Amp Trigger Wire: Blue Car Stereo Amplifier Location: Right side of the trunk behind Jul 22, 2010 · The basic set of wires on the radio is 4 pairs of colored wires--one black-striped and one plain for each speaker. Understanding what these colors mean can make your installation faster, easier, as well as ensuring that your installation is done properly. Step 2: Take the one lead and connect it to the wire end you want to test. Orange and White – Illumination wire. step 2 :Method 2: Connectors. You can do this via soldering or crimping. . Cut & strip the wire (at least 1/2″ length of bare wire is needed). Jul 6, 2023 · 3. – White wire: Front left speaker positive (+) wire. May 9, 2023 · The color of wires that go together can depend on the specific application and wiring standards used in your region. Ground (Black): Connects the stereo to the car The most common ISO stereo wiring colours include red, yellow, black, blue, green, purple, and white. What does the illumination wire hook up to? In short, the illumination wire on a car stereo Apr 19, 2023 · Car Stereo Red And Yellow Wires Together . This step ensures your safety and prevents any damage to the stereo or car’s electrical system during the installation process. Using your car's factory stereo plug wiring Aftermarket car audio wiring harnesses use a standard color code to identify what the wire is used for. This wire is responsible for providing the necessary electrical current to your car stereo. Using the wiring harness diagram or guide, locate the power wires. Got a new stereo, pulled out the factory. which is supposed to be hooked Jan 22, 2024 · The orange wire in a car stereo system serves multiple functions, depending on the specific car model and audio configuration. 🔧 List of tools used:• CrimperSubscribe: https://www. The black wire is on phase 1, which is 120 volts. Jan 22, 2024 · Strip the Wire Ends: Strip a small portion of the insulation from the end of the yellow wire and the constant power source wire. So must ensure to ground your stereo by connecting it with this earth wire properly. Orange: This represents Constant 12V+. Before unwiring it, it is a good idea to snap a quick picture with your phone. White wires: the positive for the left speaker. Test the stereo and install it into your car. Right Front: This represents Antenna. Remove the light fixture. Each device will have a specific method for entering pairing mode – consult the user manual for instructions. Jun 24, 2024 · Here are the common stereo wire colors and their meanings: Constant Power (Yellow): Provides continuous power to the stereo, even when the car is off, to maintain memory settings. Here is a general guideline: Red Wire: 12-volt ignition/switched May 7, 2024 · Step 3: Connect the Wires. Twist each wire around a hanger or other object, then use electrical tape to secure the wires together. Orange. 99% of the time remote wire for amp is blue/white. Red: The red wire is the switched power wire. However, when I tested the red wire (accessory +12v) which I believe to be the ignition wire there was no indication of power. The ground wire for the stereo will be black, as will its corresponding wire Jun 21, 2022 · No, red and black wires can not go together. You will see the connecting wires on the back wire panel. Your stereo won’t even start if you have a poor connection to this wire. Next, reconnect the factory wire by inserting the other end into the open end of the butt connector and crimp. If not, check the connections and try again. This wiring diagram allows the radio to receive power and transmit audio signals to the speakers. It is important that the appropriate cables are connected properly to the cables that they are Jul 10, 2024 · 3. White with black stripes: the negative for the left speaker. Power Wires: There are three power wires. Start the engine and make sure the headlights and dimmer are turned all the way up. 4. – Yellow wire: Power wire for the constant power. Step 4: Identify the Power Wires. Shrink the tubing with heat. Red- It is hooked to the ignition. Connect it to the battery’s positive terminal. It is usually red or yellow and should be connected to a source of positive power, such as the ignition switch or a direct battery connection. This means that the 12V wire must stay connected to power the stereo. Light Green – Parking Brake ON/OFF wire. specifically teh radio fuse then accesory fuses. To make the process easier the aftermarket has come up with a color scheme for all of the wires that you will need to connect to make your new aftermarket car stereo work with your vehicle. Nov 4, 2022 · To splice speaker wires, set up your speakers and equipment, then ensure the power is off. With the probe, check to see if both wires are reading 12 volts or higher. Illumination wire, provides 0 volts when lights are off and 12 volts when the vehicle exterior lights are on. From what i can tell, the black wire is for ground. on the adapter harness the red wire and the yellow wire are the power wires. Part 1. Secure all your wires into place, using methods like soldering or twisting. Colors like orange, brown, and gray identify positive and negative wires for the vehicle’s speakers. These are usually labeled, but if they are not, refer to the instructions for your specific amplifier. Secondly, wire according to your car’s wiring diagram for the stereo or as per the testing you did above to find out which wire is which. 5mm TRS minijacks are found at the ends of the standard auxiliary (“aux”) cable to connect your phone directly to a portable speaker or car stereo system. Step 3: Attach the new wires connections, use tools for this. Associated with the positive terminal are the red and yellow wires of the audio system. Other wires may be dedicated to speaker connections, antenna, and auxiliary inputs. Slide the twisted wires into the alligator clip. Power wires: One of the first wires you’ll want to identify is the power wire. Secure the stereo with bolts or spring clips and reinstall the old trim. Sep 21, 2019 · Steps for wiring car stereo: Procedure: Step 1: Disconnect the battery. Mar 30, 2023 · Using the car stereo harness wiring diagram that Crutchfield supplies, you can match up the wires for each connection to the new stereo's wiring harness. Step 2: The first step is to remove the old car stereo, remove the wiring harness, you can use Din tools for this. These are usually red (ignition) and yellow (constant power). Understanding Car Stereo Wires. We’ll even explore the reasons why your stereo may stay on when you turn the ignition off. Ground wires are black, antenna wires are blue, and amplifier wires are blue with a Jul 7, 2018 · Home / the12volt's Install Bay / Car Audio / Can Accessory And Constant Wires Be Together? I removed the old aftermarket stereo which had dodgy wiring. Jan 27, 2023 · Locate the positive and negative terminals on the amplifier. I tried the wire with the key "on Jan 16, 2022 · Check for the 12V Wire. Jul 7, 2023 · Jack plugs are also used to connect audio signals at “line level” in several contexts. Yellow wire provides the power to the stereo even when the ignition is turned OFF but the red wire only gives Dec 26, 2022 · Here are the steps you’ll need to follow: Step 1: Turn on Bluetooth on both devices. 1 is yellow and its 16 awg. Blue. Car Stereo Wiring Diagram by Wire Color on a Stereo. The first thing you want to do is strip the wires, take the positive wire coming from the stereo, and put a small loop in it. Now that you have the wiring diagram, it’s time to put it all together. Take note of the specific connections such as power, ground, speaker wires, and accessories. Twist the two colored wires so they're braided together. This wire is responsible for sending power to the stereo, and it must be connected to the positive terminal of the battery. The colors for the positive and negative speaker wires might differ based on your car’s type, but commonly used colors include: White: Front left speaker (+) Green: Rear left speaker (+) Gray: Front right speaker (+) Purple: Rear right speaker (+) Nov 21, 2022 · The power wire on a radio is typically a black wire. Jun 24, 2024 · The 12V accessory wire is connected from the stereo to the ignition switch accessory wires. Then, melt the solder on the joined wires with the aid of a soldering iron. Just like with the red wire, it is crucial to connect the black wire to the negative terminal on both the amplifier or receiver and the speaker. Strip part of the end of the cover of the wire. These include: Red ignition-switched, yellow constant-on, and black ground power wires; Blue antenna and blue-with-a-white-stripe amplifier wires Nov 12, 2018 · So let us start by identifying different colors of car stereo wires. In most cases, the yellow wire will be clearly labeled on the back of the stereo. on and drain your battery. Once that's done, you plug the other end of the harness into your car's wiring connector (the one that was plugged into the factory radio). This connection allows both the positive and negative power leads of the head unit to be powered. Jul 21, 2022 · Here is a wiring diagram for a single-din Kenwood head unit with a 16-pin harness: Wiring harness color code for the above wiring diagram: Yellow- It is hooked to the battery. In most cases, the orange wire is connected to the car’s constant power source, which allows the Oct 12, 2023 · From deciphering the meaning behind each wire color to understanding how to connect them correctly, we’ll tackle common concerns such as the reverse signal wire, constant 12v wire, and more. Test the stereo to make sure it is working properly. Solder the wiring. Red – Ignition wire. Now, turn on the ignition key to ACC. Dec 8, 2015 · These are a black and a yellow wire. Yellow – Constant 12V wire. Different colors represent different functions, such as power supply, speaker connections, and more. Use a crimp tool to crimp the cables into the clip. Red Wire: Accessory/ Ignition Switch. It's yellow in most aftermarket head units. User #15607 30157 posts. com carries a vehicle-specific wiring harness and interfaces for Nov 5, 2023 · Connect the power and ground wires to your car’s battery, ensuring the wires are properly fused. Some additional wires may be one for a power antenna, one for an external amplifyer, and one for facelight (in case it will run on dimmer) Jun 26, 2024 · Answer: In most car stereo systems, the yellow wire is used for constant power supply, while the red wire is responsible for ignition power. Black – Ground wire. So what is config of yellow and red wires to ensure that stereo settings are saved and that it'll work on Jul 8, 2022 · To connect the car radio with the car battery, you need to take a red and yellow wire and connect them together to the battery’s positive terminal. Blue and White – Remote Turn-on wire. Use a T-tap connector or cut the factory wire to splice into the wire by twisting the remote turn on wire together with one end of the factory wire, then crimp on a butt connector. Dec 22, 2022 · 2. Can red and yellow wires go together on car stereo? Can red and yellow wires go together on car stereo? In general, car stereo wiring is color-coded so that installers can easily identify which wires go where. May 14, 2022 · The 12V battery wire is yellow, the accessory wire is red, and the dimmer/illumination wire is orange with a white stripe. 1, SI HS24" IB, SI TM8 8", Steg MMS3, Gladen Aerospace 28 tweeters. It saves all the previous data like the clock setting or the song you are listening to before turning the stereo OFF. Make sure that both of your Bluetooth speakers are turned on and that the Bluetooth function is activated. Oct 30, 2023 · In a vehicle with a factory-fitted stereo: Take a multimeter and set it to 12 volts. If you can't find problem in which I believe is the ignition trigger (red Jan 22, 2024 · Refer to the wiring diagram: Consult the wiring diagram or instructions provided with your car stereo and wiring harness to identify the corresponding wires. Connect the Wires: Twist the exposed ends of the yellow wire and the constant power source wire together. Ground Wire: The single black wire among the stereo wires, and this one is the ground wire. Next, take the black wire and connect it to the negative terminal. touchin these togather should not cause a proble, now if the touch the radio this One of the most time consuming tasks with installing a car stereo, car radio, car speakers, car amplifier, car navigation or any mobile electronics is identifying the correct wires for a 2003 Honda Accord. This is how it is done: Step 1: Set the multimeter to ohms. Gray wire with black stripe: the negative for the front speaker. The Significance of the Yellow and Red Wires The yellow wire in a car stereo system is often refer Understanding the Essentials of Car Stereo Wiring The car stereo setup is more intricate than often perceived, pivotal to its function are the wiring connections. This wire draws the necessary power to run the stereo. One is ACC B+, one is LLB B+, one is battery B+, and obviously black is ground. The Camera, (A3): The camera usually is a little different from the monitor in that it includes a two part harness (A4). For example, all wires with a stripe are minus, and those without a stripe are plus. Its primary purpose, however, is to provide a constant power supply to the stereo even when the car is turned off. Apr 12, 2024 · Among these, the red and yellow wires play critical roles. Jan 16, 2021 · How to Easily Identify RCA Cables. Next, measure and cut each wire, strip the wires, attach crimp connectors and apply heat to shrink. Then undo the stereo and pull it out of the frame. Oct 31, 2016 · Won't have an issue, tie the red and yellow together and put your switch in. The standard wiring diagram for Kenwood radios typically includes a yellow wire for constant power, a red wire for switched power, a black wire for ground, and speaker wires for the various speakers in your vehicle. to/h/wg/In the video, 1A Auto shows tips for car stereo wiring. I'm installing Pioneer DEH-P7400MP which I had lying around. Red wires can be used as hot wires in some circuits. Switched Power (Red): Supplies power to the stereo only when the car’s ignition is on (accessory or radio position). Dec 8, 2023 · Contrary to the red wire, the black speaker wire represents the negative terminal or the “ground” wire. For instance, red is for accessory power, black is for ground, and blue is for power antenna. By doing so, you complete the circuit and enable the audio signal to flow smoothly. Slide the head string over. Yellow Wire: Power 12V. Insert the negative speaker wire into the negative Jun 16, 2024 · There are four sets of speaker wires for the front and back speakers. Jul 21, 2015 · On the opposite end of the power harness will be two wires; the red wire will always be used for positive power and the black wire will go to ground. Before starting the installation, gather the necessary materials including the head unit, wiring harness, power wire, ground wire, fuse holder, and connectors. Nov 24, 2018 · Step 4. Brown: This shows Dimmer. This method is for those who Conclusion. The yellow wire is the one that supplies a constant 12V, the red wire is for accessories, and the orange wire with white stripes is for the dimmer or for illumination. Use the Dec 28, 2009 · yellow = power - this wire goes to the battery. Dec 1, 2004 · As i was connecting th ewires, i noticed that the headunit had two yellow wires (one for Memory Back-up Lead and the other for Bus Power lead), but my Scosche Wiring harness only have 1 yellow wire. The yellow wire should be ON at all times, while the red wire should come on when you switch on the ignition. 2014 Audi A7, Helix Ultra Dsp, Mini DSP Direc, 2 Helix C4, , SI SQL3000. It provides power to the head unit even when the ignition is off, allowing for memory retention of settings and presets. In addition, connecting these two wires also enables any amplifier in the system to receive power Apr 22, 2006 · Check your fuses in the car. Using your screwdriver, loosen the terminating screws enough that you are able to unhook the wire from the screw. If you’re installing a new car stereo, you may be wondering where the yellow wire goes. 5. For More Info visit us at: http://1aau. Repeat the same process for the black wire, inserting it into the negative terminal. Red Wire – 12V Ignition. Firstly, while wiring the stereo system, turn off the car and make sure the constant power wire (usually the yellow one) does not touch any metal. When the car is in motion, the wire attached to the stereo will help to keep it in place. These cables use phone connectors called RCA jacks or CINCH/AV. The ground wire is the final wire. You could always tie the red (I believe is the constant) to a constant power source and just remember to turn it off when you're done boating for the day, completely up to you though. White- Connects to the positive terminal of the left front speaker. Or remove the wire nut to separate the wires. Turbo B writes Depending on stereo, it will use power from either. May 31, 2024 · Connect the stereo wiring adapter to the vehicle's wiring harness and plug in the antenna cable. Jun 16, 2024 · The Pioneer car stereo wiring diagrams and color codes use specific colors to indicate the function of each wire. This is so that you can mount the camera in a weather proof fashion and do 1. So first i tried to reverse the wires, red goes to yellow place and yellow to red, didn't work, no difference at all, unit only works when car is on. y Jan 8, 2022 · Secure the Wires: it’s essential to hold the wires together after connecting them. Run the wires through the car stereo’s wiring harness, then reconnect the speakers to the stereo. which is supposed to go to a constant 12v deep cycle source and 1 black also 16 awg. Now, I've taken the red wire out from where it is in that pic, and swapped it over to the yellow wires position then put the red wire into where the yellow Jan 22, 2024 · Step 3: Remove the Old Stereo. I would not wire the yellow and red together, it is a given you'll leave the h. In 240-volt installations, the red wire is used as a second live wire. The plugs are primarily used to emit video and audio signals in an appliance. For example, in typical household electrical wiring in the US, the following colors are commonly used: Black wire: Typically used for Jul 14, 2009 · GM Mechanic: fix that car. u. RCA cables come in three distinct colors of red, yellow, and white. Steps to Wire Your Car Stereo; Shop Car Phone Holder Now. Jan 27, 2024 · To connect the red and black speaker wires to the speaker terminal, ensure the exposed wire strands are twisted tightly. Dimmer wire, provides 0 - 12 volts from the vehicle and is adjustable with interior light dimmer control. New stereo has yellow (memory), red and ground wires. Twist the red and yellow cables and crimp the spliced end in an alligator clip. After connecting all the wires, two wires will remain in the harness outplay head unit and that will be the ground wires (earth wires) these are mostly black colored, these wires are for the connection with direct chassis of the stereo. When you find one that shows approximately 12V, you have found the constant 12V wire, also known as the memory wire. May 12, 2011 · Also Yellow wire is a constant power and red one is ACC turn on power. Connect the amplifier to the car stereo using speaker wires. Crimp the black wire in another alligator clip too. Jun 18, 2008 · Can't figure out power wiring. The yellow wire is the 12 volt battery wire, which should also be attached to the stereo for power. The black & yellow wires are only about 12 inches and since I want to put this under the driver seat, they won't normally reach the head unit (unless I Mar 9, 2022 · Step 4: Check for the Dimmer and Ignition Wires. Now that the battery is safely disconnected, it’s time to remove the old stereo from your car’s dashboard. Ignition plus – red; Sep 3, 2023 · How to solder car stereo wires. Secure the multimeter’s ground side in the dash. The larger 1/4-inch plugs are used in semi-professional applications to connect signals using It is worth noting that stereo wires by honda radio wiring color code also differ by the presence or absence of a stripe. The yellow and red wires need to be connected to the positive terminal on your car battery, so you must pair the colored wires by twisting them together. Yellow and Black – External Mute. Make sure that the wire is securely connected. Oct 4, 2023 · The yellow wire which is termed as memory wire is used to give the power to the car stereo. Jan 10, 2019 · Installation of a car stereo can be a relatively easy thing to do. So when you turn on the ignition, it activates the 12V accessory wire to turn on the stereo. Insert the positive speaker wire into the positive terminal on the amplifier. After that, The positive terminal of the Mar 29, 2024 · Step 2 - Remove Old Light Fixture. The wires are pictured in the positions they came in out of the box. Jul 12, 2022 · In this video I will show you how to find your 12V constant, and your ign/acc wire to connect to the head unit's wiring harness. Can you connect the yellow and red wire together on a car stereo? The red wire is for the 12 volt ignition, which can be attached to the stereo. Most car stereos will require the following connections: The power wire coming from the stereo is usually red, and likely will connect to a red wire from the car. For example, the red wire in the diagram may indicate the power supply, while the black wire represents the ground connection. Yellow is usually accessory power, red is hot, and black is ground. 5:26. If it’s not, consult your owner’s Jan 22, 2024 · Here’s a breakdown of the typical color coding for car stereo wires: Yellow: The yellow wire is usually the constant power wire. Because of this wire, the ignition system works as a switch for your stereo. Prepare the necessary materials. Connect the yellow wire to a constant 12V power source, such as the car battery, and the red wire to a power source that is only active when the ignition key is turned on. This exposes the copper conductor, allowing for a secure connection. Most radios require both the red and yellow wires get a 12V source. Gray and Gray/Black = right front speakers. Most (if not all) will use the power from the red wire. Follow these steps to remove the old stereo: Locate the mounting brackets or screws: The old stereo unit is typically secured in place with mounting brackets or screws. – Black wire: Ground wire. Connect the AUDIO OUT ports on your TV to your speakers using a standard audio cable, or a Digital Audio (Optical) cable. There are a few other wires to check in order to locate the ignition wire. +. And the list goes on, so I have decided to make a chart for this. which is supposed to be ground then i have one thats red 22 awg. Connect The Yellow And Red Wires To Each Other. Turn the dimmer down to see which one has changed. Transfer the audio signal from the left front speaker to the stereo. As soon as you turn off the ignition, it will take away the volts. The two yellow wires coming from the headunit has two fuses connected to it: 15A for the memory back-up lead and 3A for the Bus PoweLead). Nov 28, 2019 · Connect the AUDIO OUT ports on your DVD player to the AUDIO IN ports on your TV with standard audio cables (red and white jacks). Standard Wiring Diagram. depending on the make of the stereo on will be constant 12 volts or the memory wire and the other will be the switched wire, only has power when the key is on. Now what i did is connect both (red and yellow) wires on the adapter to the red wire that comes out of the car, this effectively makes both yellow and red wire connected to the unit always at 12 Aug 17, 2005 · What brand of stereo do you have? IIRC, either Sony or JVC (can't remember which) 2 separate blue wires. Match the wires: Match the corresponding wires from the car stereo and wiring harness. It was recommended that I hook these up behind the head unit. Tested the yellow wire (constant +12v) with black wire (ground) and the yellow wire is receiving power using a multimeter. Orange / White stripe. The battery minus is black; The battery plus is yellow. Turn on your car and test the subwoofer to ensure it’s working correctly. Purple wires: connect to the right rear speaker.
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