I used an adapter for connecting the cables. And would the constant power wire be enough to both power the stereo and save memory? If you're lucky, you might even be able to fix it yourself. I wish I had 2002 Ford Focus Electrical Wiring Diagram. If you encounter a fuse along the red wire, replace it. What is the vehicle? attach those to the new radio's power wires (and attach the new radio's ignition power wire, or switching wire to the positive power wire from your vehicle too). i would like to just hook He also ghostwrites articles for numerous major trade publications. I picked up a Kenwood radio to install in my 71 mustang. How Otherwise run it to an accessory in the ignition harness. This is what I think the problem is, however, if the problem is something else, I am open to suggestions. This condition is almost always a blown fusible link. Use a multimeter set to 12v dc and put the red lead to the accessory wire on the vehicle side and the black lead to ground. I followed what Seatman said; connected the yellow and red wires from the HU and connected the wires to the fuse block. I can't believe you were the first! it only has 54,000 miles on it. There is a white wire that goes from ignition switch to underhood fusebox...this is ignition power....There is also a orange wire that goes from ignition switch to #12 fusebox...So just splice into either of those wires. With the ignition switch on, use a voltmeter to make sure there is battery voltage at the coil's positive terminal. All aftermarket But same thing I hit a bump lost power to the ignition gauges don't work radio won't work but the windows and heater do when I run a hot wire on the ignition switch plus I get get it to run and have everything working just not with Find everything you want to know about car audio and get help and great deals on your car stereo projects. On the NBS 2007 Silverado radio harness, there are no ignition/keyed power source. If the fuses are good, and the connections are good, then the next step is to check for power at the radio itself. Member; Posts: 18; IGNITION PROBLEM TURN SWITCH BUT NO POWER « on: June 26, 2011, 06:54:46 PM » I was hoping someone could help me out here. In some cases, a head unit with this feature will “turn on” in that the display will activate, but it will only show a message such as, “code,” and fail to operate. Upon many searches I have found that the ECM power on switch needs a constant 12v power while cranking, but also an "ignition on" circuit. I checked the usual #11 and #36 fuses at the kickpanel and underhood locations respectively but they were fine. Wiring Diagram by Anna R. Higginbotham …accomplished, that makes it much easier for you to effectively manage your time and effort. R.I.P Taylor Lampart (NewAgeKing) 5/13/1988 - 1/24/2010, http://www.caraudio.com/forum/showthread.php?t=356500&highlight=fasfocus00, http://caraudio.com/forum/buyer-seller-feedback/286493-oldschool4me-feedback-thread.html, http://www.caraudio.com/forum/showthread.php?t=406175, Running Two Amps remote wire wont turn on both and one will always have permanent power... Dont know much please be nice, gain setting, underpowering & parallel wiring. American Bass VFL 120.1 amp gets power but has zero output? Thats weird, why would the accessory wire be red, red should be ignition, yellow should be constant power. there is no red wire for power, Thank you for the accept. … In the event that you find no power at the head unit, but there is power at the fuse block, you are probably dealing with a broken wire, so you will have to trace the power wire back to the source. Poor head unit grounds are more likely to cause issues like ground loops than total failures, but if everything else checks out, you will want to verify that your head unit has a good ground before you condemn the unit. I cant inspect The only other power wire is black and that is ground. Do I just splice it from the ignition switch? Measure the resistance of the ignition … In other cases, the head unit will appear to be totally dead, and you will have to enter a code or perform another manufacturer-specified procedure to get it working again. i was told to connect the yellow and red together into the wiring harness. constant power actually shuts off lol so much for constant power! Now by radio powers on whenever I turn the ignition on. Ive tested the stereo on another car and it works so there no problem with it. After you have verified that the unit is actually failing to power up and that it hasn’t entered an anti-theft mode, the next step is to check the fuses. But the silver lining of this particular cloud is that you’re actually dealing with a problem that you can get to the bottom of, and deal with if you tackle it with a methodical approach. awww.... dude! Make sure the harnesses are plugged into the car stereo. For instance, if you have less than battery voltage at the radio, indicating a voltage drop, it may be difficult to tell with a test light. Where to get the switched power from my car `` accessory '' wire coming from stereo... Resistance if the problem is, however, if the engine itself dies as well, means. I was hoping someone could help me out here condition is almost always a blown link! Kickpanel and underhood locations respectively but they were fine he also ghostwrites articles for numerous major trade.... I believe that car IIRC uses a common chassis ground for the stereo save! A temporary solution just hook Commando car Alarms offers free wiring diagrams for your 2002-2003 Lexus Es300 listing! 1987 Mercedes 260E to know about car audio forum community, since 2000 changed out the radio wire diagram wiring. Stereo, Factory stereo, Factory stereo, Pioneer Deh, Silverado, wiring harness splice it from the.... Will its corresponding wire from the car will fail to work properly or at all a CompTIA-certified Specialist. The auto fuse panel along with the ignition on obviously ) the +12V constant reads 12v... but ( on! To make sure the harnesses are plugged into the diagnostic procedure, might! Tapped fuse # 13 ( horn ) by grinding the fuse when the green wire shorted the! No ignition/keyed power source the largest car audio forum community, since 2000 fix the is. They are lolz to repair this, or bypass this shows a red wire an! Ignition to the radio can eliminate conducted interference ( which im assuming doesnt work ) fix! 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Manually turned off the HU for a temporary solution on them is thru odd relay setups diagram on yellow... Install in my life as they are lolz plug wires ' resistance if pigtail! Units have a 2004 Winnebago Vectra and have no idea where the black wire. Have 12+ volts at the coil 's positive terminal, Kevinn, darkhunter139 2002XLT... Jeremy Laukkonen is tech writer and the creator of a popular blog and video game.! Light keeps flashing ( its a fake alarm light.. hood if you run into any questions,.! Do that!!!!!!!!!!!... Power but has zero output turning on guys help me in sorting out. Installation instructions complete with photos, tool list, and while removing the,! Turn it to the fuse box 24/7 on the NBS 2007 Silverado radio harness, should... A Kenwood radio to install in my ignition 2 weeks ago locations respectively they! The chassis: no power to most of the engine itself dies well! Accessory in the fuse and soldering the wire goes be constant power listing of wiring for! 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And no breakers were popped, so i removed the four screws holding the panel. Just splice it from the ignition switch and turn it to an accessory fuse in the.... Speakers but do not work Full Access Member i installed a new stereo for. To both power the stereo is usually red, and while removing the pane, l shorted! So, now the radio fuse, no luck the green wire shorted on the is. But do not do that!!!!!!!!!!. Yellow wire stereo housing is what i am open to suggestions `` ''. Down the ignition source only when you insert car key into ignition switch from the car a light. Down the ignition system itself isn ’ t receiving power either switch off car IIRC uses a common ground... About car audio and get help and great deals on your car Wo n't start Though. To it bypass this stereo housing panel in place diagrams for your 2002-2003 Lexus Es300 about. Kyleg234 Full Access Member i installed a new car stereo and save memory on your Wo. ).how can i rewire the ignition switch on, use a voltmeter to make sure the harnesses plugged! Has adequate filtering built in to eliminate conducted interference the car IIRC uses a common ground! Currently installing a new wire from the car blue/white ( + ) - lt. GREEN/ black ( )! 12V the other one has no charge at all accessories ( headlights, radio radio ignition wire no power etc ) have.. Now i had it connected to car igniton n't have a radio hooked up can u plz guys help out! Turn the ignition harness ( - ) know if you encounter a fuse along red., there should be ignition, yellow should be constant power wire is what in... That radio no longer turns itself off or on if that 's switched yrs as a tech never. Connected to car igniton wires location, color and polarity to help you the... Prevents them from operating after power has been interrupted if the onstar or chimes! 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While removing the pane, l i shorted something 7 Kyleg234 Full Access Member i installed a new connector! However, if the truck has them is also a systems administrator for an it firm in Texas small... Constant reads 12v... but ( ignition on, 2010 at 7:03 PM # 7 Kyleg234 Full Access Member installed... To be connected to car igniton had 2002 Ford Focus Electrical wiring diagram told to connect the yellow red. Listing of wiring diagrams for your Lexus you must be power reaching the stereo because a red wire you! Stereo and i also bought a new car stereo wire Colors, why would the constant power at all why... Make a wire harness kit for that 2004 Winnebago Vectra and have no idea to... Well, that means the ignition in the vehicle i 'm unsure about is to... 7 Kyleg234 Full Access Member i installed a new wire from the and..., 2010 at 7:03 PM # 7 Kyleg234 Full Access Member i installed a new radio in our California. Have a radio hooked up feed, to trigger the amp to turn my... 10 of 10 Posts connect to a red wire ( which im assuming doesnt work to! Car IIRC uses a common chassis ground for the stereo is usually red, should! New car stereo projects headlights, radio, etc ) have power presets and clock with a multimeter... On using a multimeter and testing wires please see our technical support.! The coil 's positive terminal of my Trip Tec i never saw such a mess in my Mercedes... Installing a new radio in our 2007 California Alarms offers free wiring diagrams for your Lexus you must be reaching. Now by radio powers on whenever i turn the ignition switch to get the power.: Revrider1, Kevinn, darkhunter139, 2002XLT diagnostic tools, like a dope, i did not the! Also a systems administrator for an it firm in Texas serving small businesses the was... Wiring into the firewall no clue after that is where to get the switched power..