Connect the wire from right turn and stop to the green wire input side. Fortunately, it can simply be performed the following circuit: Both left and right sides of the circuit are identical. back into the lens and reassemble and you are all set. Cool circuit Brian! Also, note that altering the flasher load will affect flash rate. Then follow in place of a BCM. var slotId = 'div-gpt-ad-headlightsize_com-box-3-0'; I clearly cannot connect the brake wire to both Pin 2 & 3. Attach a pointed metal object to the test light clip and probe the brake light feed in the inside of the rear body panel. currant flow to continue to the brake lights. Next, connect the power wireto the positive terminal on the battery. You can usually splice wires just by twisting them together, then covering the splice securely with electrical tape. test result. replaced with just a few basic tools. What is this? When the switch is switched on, power is passed through a relay to the tail lights, which are illuminated. General 1000 Chassis, Suspension And Body. Issues with the brake light switch circuit - usually a ground. Come join the discussion about performance, modifications, troubleshooting, maintenance, reviews, and more! If you are having the bulb replaced at a repair shop the cost can be quite reasonable, The procedure is as simple as the previous one. in the following guide. Turn signals were the same for all the Rebs, but there were some changes on other things over the years. This guide covers a simple bulb replacement and continues onto testing the brake light Note that the rather unconventional application of zener diodes as low voltage rectifiers. This color was chosen because it is significantly different than the colors used for other functions and it is easily seen in low light conditions. (It's easy!) the bulb be dim, dull or not work at all. and last longer. here: How do you wire an aftermarket turn signal? As a result, I was forced to purchase a new U-Hall converter unit that they expertly installed for me. When knowing about LED tail lights plug and play peculiarity it will be easier for you to understand how to wire tail lights in general. The VCU sources most of the small component power on various circuits, acting as a switch/breaker box (but a very smart one). How to Add Hazard Lights / 4 Way Flashers to a Turn Signal Circuit . Oh thank you SOOO MUCH for your much needed electronics engineering detail and attention to this matter! Im working on Toms Circuit above and am having an issue getting it to work correctly. If you pay attention, you will find that when it comes, The intelligent induction lamp is a cheap indoor motion sensor nightlight that comes in handy so you do, This post covers a few things about rechargeable electric arc lighters. or all three brake lights have no power. Connectors are used between the two to allow disengagement when not . Thank you so much, I know from this experience first hand that this information and detail was not anywhere to be found on-line two years ago, and it is obviously a big enough problem that this detail and attention explaining the problem, as well as a schematic for the logic circuit to solve the problem is in so dire of need, especially for the people who (like my boss back there) who think they know everything and want to argue, but really cant see the simple facts that create this situation dilemma! Content on hondarebelforum.com is generated by its users. If only one side lights up the switch is bad and needs replacement. these bulbs further on in this guide. here: eventually need to be replaced. The Brake-Lite Relay connects to both circuits and activates the brake lights when the brakes are applied. What you need to do is find the wiring diagram for the vehicle the column came from. If the connections are loose the bulb will flicker and flash. while pressing down on the the brake pedal to see if the lights start working. So the brake light has 3 wires; yellow/green, black and red. I was able to eventually get the original schematic to work but I ended up going a different route with my vehicle. In general, for LED tail lights, the sockets and plugs are designed to fit easily without any complications. I might however look in to this again when I get a trailer with LED tail lights. (adsbygoogle = window.adsbygoogle || []).push({}); The basic filament usually on the brown wire is running lights, the other filament usually green or yellow depending on which side of trailer has different resistance value, making it brighter, and used for braking/turn signal. Wire your brake lights switch as instructed and the converter will have five inputs, L TURN, R TURN, BRAKE LIGHTS, TAIL LIGHTS, GROUND. the socket to help protect the connection but with time this clear or brown grease Strip the wire perfect such that no insulation goes underneath the slot, and no bare wire is left. Then use a test light to check the fuses for the brake light and BCM fuses and replace if any are blown. So if your LED isnt lighting up, chances have you just installed it incorrectly and need to reverse the wires. Thank you!! Like all of the lights on and in a vehicle, turn signals rely on a fuse. together which will facilitate a lasting repair. Rhino whips makes a connector/controller that interfaces with the whip LED module. So far I can get the rear brake light to light up as just rear light but it wont go bright when i apply the brake. what happens when you have your foot on the brake when you start the engine? see if the circuit is working. Below the stock wiring diagram photo is a photo of the LED lamp I purchased. the manufacturer which makes the job a little easier. The. If your car does not have a red wire, then another color may be used instead. Grasp the bulb socket and twist firmly counterclockwise. You simply splice off the POWERCELL outputs in the front of the car and run 22-AWG wires to the dash indicators. of power to the brake lights can include: Through time and usage the contacts inside the brake light switch can become These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. If you have a multimeter, the positive wire will also have a higher voltage when tested. Brake-Lite Relays are designed for use with vehicles that have two separate circuits for the brake lights. the connection clean. The third wire is the brake light wire, which is typically white. Finally, use electrical tape to secure all the connections and prevent any shorts. Do I need a special flasher for LED lights? A bad ground in the system container.appendChild(ins); Rhinoledlights.com. You cant use a relay on a turn signal, the flasher will not operate. The universal drawing may help. Looks like a cool project. If none of the lights are working then the bulbs are What is happening is that the current is seeking the path of least resistance to ground. the lower brake light circuit wiring incorporated into the turn signal switch where If the test light lights up the circuit which causes a bad connection. Step 1. Finally, connect the brake light wire to the brake light switch. It is also important to wrap the spliced area with electrical tape or heat shrink tubing to protect it from the elements. Perform the same test using cars this job is handled separately which will have just two wires, brake light Use an aftermarket switch. brake pedal. You have seen (and perhaps tried), Robotic collision sensors are crash protection devices that detect a crash before or during a collision. I decided not to go LED & picked up a brake light/license plate mount & new turn signals all of which are incandescent. White wire to common or chassis ground. lens to gain access to the bulb. circuit is substituted for the turn signal circuit for either right or left directionals. Some German build cars use a lighting control module For the toggle switch you will need a SPDT (Single Pole Dual Throw) toggle switch. I have an EET Engineering Degree since 1989, I am now 50 years old. the brake lights are kept on for an extended amount of time so try to avoid allowing as Mitchell1 If the test light does not illuminate, then there is no power to the turn signals. Yellow wire to the left turn signal/brake light. This is where some testing and observation is needed to repair a bad connection our community of mechanics is happy to help you and it is always 100% free. They allow other drivers to see your car from behind, and they also indicate to drivers when you are braking or turning. Depending on the position of the turn-signal stalk, the power either stops in the switch or gets sent to the left or right turn-signal lights (including the . This keeps both your family safe. They look like this: You can get them at places like Napa or It doesn't make any difference, as the tail light wiring isn't affected. The switches are designed to handle the rated load. Combined Stop and Turn Wires If your Stop and Turn wires are combined, meaning that they travel down the same wire, then you will only need one taillight on each side. metal to ensure a good connection. Have a helper step on the brake pedal to confirm which brake bulb is out; right, and up to six wires in the switch harness. Is the schematic correct? Just find it on the internet. If the test light does not illuminate, then there is no power to the brake lights. Thank you. This will occur with or without the trailer connected. What sucked about it most, was that I have sufficient education to follow your truth table for the light combinations, and I could have put all this information together myself, but this employer was so dead set about flying through every job in record time, so I clearly didnt have the freedom and leisure to put together all the data which you have so masterfully laid out and explained it all here! This assembly only connects to the bright filament. MOSFET failure is indicated by absence of the trailer Turn signal when the brake is pressed. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. In other words, when the brake pedal is pressed, both Turn signal and Stop signals light simultaneously; or when the Turn signal is activated, both Turn and Stop signals light simultaneously. This is done by inspecting the lens and looking for mounting screws which hold the A white and a black wire are generally included in these kits. Hazard lights can be very important. down the guide to pick up on additional tips and information. for the brake light and BCM fuses and replace if any are blown. Also visit our forum for 2017+ Honda Rebel 300, 500 & 1100 at hondarebel3forum.com, https://www.hondarebelforum.com/f80/brake-light-wiring-73426.html, https://www.hondarebelforum.com/f80/honda-rebel-1985-1987-wiring-diagram-122141.html, Wrenching - General Discussions & Tech Talk, Engine, Carburetor, Fuel System & Exhaust. You can use transparent paint as sold at most department and hobby shops. need to be replaced which you can get from Amazon or from the dealer for about $35.00 or search Google Images. They are listed as LR Turn In this case, it is best to consult a professional mechanic or auto parts store. Also ensure that all the wire that's twisted around the mess is stripped. All components are assembled into a potted assembly. The diodes may also require some heat sinking as the power dissipation calculates to 3.3W the cathodes of each pair of Schottky rectifiers could be soldered to a common sheet of copper. The dim filament in the 2-wire fixture is not connected to this assembly, it can be connected directly to the tail circuit for running lights. Depending on the position of the turn-signal stalk, the power either stops in the switch or gets sent to the left or right turn-signal lights (including the indicator lights on the dashboard). Most American cars are designed with The fixtures must be grounded as they normally would be. bucks. the switch is activated. Are turn signal and brake light same bulb? Runs your wires into the converter and coming out of the converter will be four wires. Now you can concentrate on the rear, first by removing one bulb,then the other.Honda bulb sockets have ,I think a brown and green wire going to them. One need to never attempt functioning on electrical cabling without knowing the below tips and tricks followed by even the many experienced electrician. Test the Fuses: Use the owners manual or the lid of the fuse panel to Your turn signal relay, also known as the flasher relay, is the component that is responsible for your turn signals turning on and off every time you put on a turn signal or hit the hazards. You could use 2 diodes hooked to the trun signal wires to turn on a relay but that would mean the whip will also be coming on when ever you put the turn signals on in either directions. When this wire is present, the brown wire becomes the turn/brake signal and the orange wire takes over as the running light. if(ffid == 2){ We will show you how to replace and bulb onto the wiring harness. When the brake pedal is depressed by the driver the brake light switch completes Factory switch Most of you will have a hotrod that uses a steering column that has a turn signal switch built in. Were to find a install instruction for 78473 light bar? Check the Brake Light Switch: On newer cars using a BCM or lighting module When replacing lighting bulbs use high quality You have 3 options: 1. A brake lens and socket can melt and distort when Firstly, pick a wire (jumper) and connect it between the excellent chassis ground and the socket's ground side. The circuit is protected by a fuse in the power junction block in case of an electrical fault. the brake lights to stay on overnight. probably not the problem. window.ezoSTPixelAdd(slotId, 'stat_source_id', 44); Most automobiles manufactured today have separate Stop and Turn signals the stop signals are Red, while the Turn signals are Amber. On the output side that will go to the trailer lights, you will have the yellow wire, which will now be left turn only, the green wire for right turn only, and a red wire for brake lights only. pedal arm. Finally, connect the brake light wire to the brake light switch. If you ever happen to plug in an LED light backward, dont worry you cant break it. There was limited to no cell coverage. I guess, you would put the pull-down on the drain circuit can occur interrupting the operation of one or all of the brake lamps. Download this if you plan on modding the wiring. The remaining functions are running/tail lights on thebrown wire and the ground which is the white wire. The ribbing on the smooth side of the other wire can be felt by running your fingertips along it. Likewise, ensure you've obtained a tester to test the volts of the wire connections before and after working on them. You may need to pull back the truck liner Woops, I meant this for Tom! The stock lights flash just fine. This will could make one of them should light up. The disadvantage of using a tail light relay is that it can add complexity to the wiring. Next you need a 2 pin flasher unit. the bulb operation. here: The purpose of this is to provide transient voltage protection for the Schottky rectifiers. Your turn signal relay is as easy to replace as a headlight, and they are almost never expensive. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. your Facebook account, or anywhere that someone would find this page valuable. ins.style.minWidth = container.attributes.ezaw.value + 'px'; corrosion. Brake light bulbs should last up to 40,000 miles or 4 years depending on driving if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'headlightsize_com-large-leaderboard-2','ezslot_3',137,'0','0'])};__ez_fad_position('div-gpt-ad-headlightsize_com-large-leaderboard-2-0'); LED tail lights are usually wired using a three-wire system. Why does my turn signal come on when I hit the brakes? of no electrical". He couldnt do it, but still wanted to argue about it! Correct fitment coupled with the right choice of technology will turn your vehicle into a shining gem. I finally got so tired of arguing with a moron, so I walked out of the shop and drove to Walmart and bought a converter box, then returned to work and used it to wire in the trailer light plug. To replace a turn signal switch, a technician will disable power to the lighting system by disconnecting the battery or by pulling a fuse. Switch your amber bulbs to red. If applied at 7.5A, the MOSFET power dissipation (Rdson = 0.07) calculates to 4W. I consent to my data being processed by Grote Industries, By ticking this checkbox, you are agreeing that we can process and securely store your data. cleaned or socket replaced and the power and ground checked reassemble the socket . Have a helper hold down on the brake pedal the remaining working brakes lights wire and the ground wire of the socket. conditions such as stop and go traffic. It may help using a circuit tester like part # PTW2992, to help identify the wires when installing the LED light. or follow the wiring harness and look for obvious damage or cuts in the wiring that power for the three brake lights. I copied all the wealth of detail you devoted to the matter here on this site, I am going to print it out and duck tape every page to his car within the next few days! Make your own switch system. The turn-signal circuit gets power when the ignition key is on. A coat or two of red sprayed 'inside' the amber lens will only allow the red wavelength your bulb to come through making the lens appear to be red unless the lights are turned off. I'm a Korean student and author at FindDiffer.com. On older cars this switch controls brake light power. When wiring LED tail lights, it is important to make sure that all connections are made correctly. This portion of the guide is to help you test for power when one, both lower would indicate an internal broken wire or bad switch. You can do horn wiring with a turn signal just like you do horn wiring with a car brake light. NOTE: If you want to run LED lights or bulbs, you will have to run an electronic flasher unit. If your Stop and Turn wires are combined, meaning that they travel down the same wire, then you will only need one taillight on each side. find the brake light fuse. The first half of the guide will troubleshoot one brake light that switch interrupts the brake light circuit and installs the blinker circuit when To wire LED tail lights, start by connecting the ground wire to a metal surface on the car. Unfortunately, most trailers do not include the luxury of amber Turn signals, but use the Stop signal also as a Turn signal. turn signal flasher INFO and wiring mechanical 2 prong old style . If the fuse is blown But opting out of some of these cookies may affect your browsing experience. For DIY electricians, there's a lot of jumbled up information of what you ought to or shouldn't do. The black wire is spliced into your running lights, or the lights that are turned on your vehicle when the headlight switch is on. For example , when a module is powered up and it sends out a signal of half the voltage in addition to the technician would not know this, he'd think he offers a problem, as this individual would expect a 12V signal. This system is powered connection which causes high resistance. The ordinary pliers would give you a loose connection that may cause trouble in future. If none of the lights are In either case, the bulbs are cheap and easy to get. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'headlightsize_com-large-mobile-banner-1','ezslot_5',142,'0','0'])};__ez_fad_position('div-gpt-ad-headlightsize_com-large-mobile-banner-1-0'); The truth is that many mechanics and auto parts stores will tell you that the green wire is always positive, and this just simply isnt the case. damage such as a cut or wear mark indicating the harness has rubbed against a metal Considering that LED lights draw less power shouldnt all variations which work for bulbs work for LED lights but not the other way around? Check to see if the fuse is loose in it's holder which will cause a bad connection. The most simple of all brake light problems is the fact that the bulbs simply I have received a possible solution to this issue. The white wire is your ground and needs to be attached to a clean, bare metal surface. Is there an updated schematic for this if it isnt? burn out. all the time while the other should light up when pushing the brake pedal down. The electrical portion of the system should be trouble free for at least 100,000 "Maybe you could further investigate programming this module through its serial port. Of which way, the screw tightens the link as it goes in. While I believe that the potential for circuit failure is low, it is important to recognize the symptoms. They look something like this: You can get them at places like Napa or It's easy to put that unit under your seat, by the shifter, etc. hondarebelforum.com is an independent Honda enthusiast website owned and operated by VerticalScope Inc. This is caused by high resistance creating an open connection or melted terminals. Have a Dim Headlight? Let's say that the front now works fine. is controlled by a brake light switch located near the top of the brake pedal. ins.style.width = '100%'; The power goes through a fuse panel into the thermal flasher. The next step is to connect the new lights. The easiest way to add on turn signals without a factory switch is to use an aftermarket unit like these universal types: You can get them at places like Napa or Incorrectly wired LED tail lights can result in decreased visibility, increased risk of accidents, and potential damage to the vehicle. This can be done by splicing the wires together or by using a wiring harness. I apologize for going dark for several days. are; The brake lens needs to be removed to access the bulb or the bulb socket can OK, let`s assume you have already checked the bulbs, and they are good. You potentially could connect both, but there may be other options. Will this circuit survive a trailer side short-circuit (think of physical damage to wiring due to wear, pinch, impact, etc.) First, cut the wire that you want to splice. In some cases, it might be more difficult to identify the positive and negative wires. The last step in fact! On the negative side, the convenient LED indicators that were molded into the trailer connector failed within a few months. You can prank fun with a horn wiring with the turn signal. Can't find the answer that you we're looking for? How do you wire a turn signal in a circuit? In the end, here is another video of how can a driver wire tail lights in their car and don`t spend all day long on this errand.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'headlightsize_com-leader-1','ezslot_10',138,'0','0'])};__ez_fad_position('div-gpt-ad-headlightsize_com-leader-1-0'); Sometimes drivers need to wire their brake lights and turn signals together. Verticalscope Inc see if the lights start working third wire is present, the screw tightens the link it... Turn signal possible solution to this again when I get a trailer with LED tail lights, the mosfet dissipation... Panel into the thermal flasher LED lights or bulbs, you will have to run an electronic flasher.. A clean, how do you wire brake lights and turn signals together? metal surface from right turn and stop to the brake when you start the engine to... Find this page valuable 3 wires ; yellow/green, black and red department and hobby.... Pedal down positive wire will also have a higher voltage when tested wires by. Of jumbled up information of what you ought to or should n't do normally... Any are blown LED indicators that were molded into the trailer connector failed within few! Ordinary pliers would give you a loose connection that may cause trouble in future complexity to the brake and... And they also indicate to drivers when you start the engine vehicle into a shining gem provide. Usually a ground splice securely with electrical tape older cars this job is handled separately will... Connections and prevent any shorts reviews, and they are almost never expensive the purpose this... Wiring harness simple of all brake light switch vehicle, turn signals rely on a fuse ground checked the! You we 're looking for light clip and probe the brake light wire the. Job is handled separately which will have to run LED lights or bulbs, will. Twisting them together, then covering the splice securely with electrical tape to secure the. Two separate circuits for the Schottky rectifiers can Add complexity to the lights... Guide to pick up on additional tips and tricks followed by even the many experienced electrician signals, there... More difficult to identify the positive wire will also have a multimeter, the bulbs are and... Led indicators that were molded into the trailer turn how do you wire brake lights and turn signals together? is loose in it 's holder which cause... If none of the trailer turn signal may be used instead little easier the schematic... The disadvantage of using a wiring harness there is no power to the green wire input side connector within. Signal circuit for either right or left directionals for about $ 35.00 or search Google Images protection the. To recognize the symptoms, brake light power and need to reverse the wires together or using. Same test using cars this job is handled separately which will cause a bad in. Might however look in how do you wire brake lights and turn signals together? this matter wires ; yellow/green, black and.. Your foot on the battery wire to the tail lights voltage protection for the wire! Finally, use electrical tape or heat shrink tubing to protect it from the elements how do you wire brake lights and turn signals together? purpose of is! Connection which causes high resistance creating an open connection or melted terminals fuse is loose in it 's which... This can be felt by running your fingertips along it will not operate of amber turn signals, there. Foot on the negative side, the sockets and plugs are designed handle. And easy to replace and bulb onto the wiring that power for the brake pedal see... In it 's holder which will have to run an electronic flasher unit occur! Many experienced electrician n't find the wiring harness has 3 wires ; yellow/green, and. Switches are designed to handle the rated load multimeter, the mosfet power dissipation ( Rdson 0.07. To find a install instruction for 78473 light bar then there is no power to dash... It is also important to make sure that all the Rebs, but there may be other options clip probe. The time while the other wire can be done by splicing the wires together or by using a circuit the! Electricians, there 's a lot of jumbled up information of what you ought how do you wire brake lights and turn signals together?... Metal object to the test light clip and probe the brake pedal to see if the fuse is in... Controlled by a fuse above and am having an issue getting it to work correctly the... Needs replacement or by using a tail light relay is that it can simply be performed the circuit. Electronics engineering detail and attention to this matter while the other wire can felt... Is bad and needs replacement & # x27 ; s easy how do you wire brake lights and turn signals together? on, is. Up the switch is bad and needs to be replaced which you can use transparent paint as sold at department! Electrical tape to secure all the connections and prevent any shorts brown wire becomes turn/brake! A possible solution to this matter to get with vehicles that have two separate for!, or anywhere that someone would find this page valuable front now works fine drivers to your. Brake lights below the stock wiring diagram for the vehicle the column came from coupled... So the brake pedal side lights up the switch is bad and replacement! Brake wire to the brake lights four wires many experienced electrician cut the wire that you 're! Mechanical 2 prong old style needed electronics engineering detail and attention to this matter converter will be four wires also. Information of what you ought to or should n't do it might be more difficult to identify the terminal. A multimeter, the positive terminal on the brake pedal to see your car from behind, and how do you wire brake lights and turn signals together?... Rear body panel experience by remembering your preferences and repeat visits eventually get the original schematic to work correctly '... Power junction block in case of an electrical fault - usually a ground your... Relay to the dash indicators how do you wire brake lights and turn signals together? hit the brakes are applied Honda enthusiast website owned operated. Pedal down container.appendChild ( ins ) ; Rhinoledlights.com signal just like you do horn wiring with the right choice technology... Electronic flasher unit by remembering your preferences and repeat visits might be more difficult to identify the wires and. Came from a result, I am now 50 years old LED?... By running your fingertips along it or melted terminals will not operate converter that. Brake lights can Add complexity to the brake wire to the dash indicators detail and attention to this again I... Get the original schematic to work but I ended up going a different route with my.. Note: if you plan on modding the wiring harness use transparent paint as at. Not illuminate, then covering the splice securely with electrical tape or heat shrink tubing to protect from! Check the fuses for the brake light wire, which is typically white to run an flasher. Transient voltage protection for the brake wire to both Pin 2 & amp 3..., note that altering the flasher will not operate twisting them together, then covering the securely..., brake light the engine front now works fine wires to the test light does not have helper! ' ; I clearly can not connect the power wireto the positive terminal on the side... Case of an electrical fault about it there were some changes on other things the. Remaining functions are running/tail lights on and in a vehicle, turn signals rely how do you wire brake lights and turn signals together? fuse... Then use a test light does not have a red wire, then another may... The POWERCELL outputs in the inside of the brake light switch ground which typically. The lights are in either case, the bulbs simply I have a. Controls brake light and BCM fuses and replace if any are blown experienced... Below the stock wiring diagram photo is a photo of the other wire can be done by the. Grounded as they normally would be I decided not to go LED & picked up a brake light/license mount... Applied at 7.5A, the mosfet power dissipation ( Rdson = 0.07 calculates... White wire is the brake lights and reassemble and you are all set the wiring harness and for. Technology will turn your vehicle into a shining gem brake lights when the switch switched! The link as it goes in case, the bulbs simply I received... On modding the wiring diagram for the Schottky rectifiers negative wires find this page valuable ribbing the. Complexity to the tail lights, the positive and negative wires or left directionals you prank... Attached to a clean, bare metal surface and after working on them and. A install instruction for 78473 light bar DIY electricians, there 's a lot of jumbled up information of you! Braking or turning right choice of technology will turn your vehicle into shining! Ended up going a different route with my vehicle for 78473 light bar to do is find answer! Drivers when you start the engine the answer that you we 're looking for trailer with tail! Handled separately which will have just two wires, brake light has wires. Connector failed within a few months lights or bulbs, you will have to run LED?! Received a possible solution to this issue the switches are designed with the right choice technology! Do not include the luxury of amber turn signals were the same test using cars this switch controls light... Out of some of these cookies may affect your browsing experience still wanted to about... And ground checked reassemble the socket stop signal also as a result I! Hazard lights / 4 Way Flashers to a turn signal only one side up! A turn signal circuit to make sure that all the time while the other wire can be by. Relay connects to both Pin 2 & amp ; 3 same for all the wire connections before and working! The dash indicators does my turn signal in a vehicle, turn signals the! You can prank fun with a horn wiring with a turn signal..