Shorted speakers can kill the internal amp which can cause the unit not to turn on. As standard the drive is NTFS formated which was instantly no good as this isn't supported by the Pioneer. So we thought we would blog about it! Everything turned on initially, including the head unit, but the engine didn't turn over. Actually I have Pioneer DEH-P4000UB installed. Checked outlets & circuit breaker but it still won't turn on. I have a VT Berlina and the Aerpro wiring has worked perfectly for 8 years, no wires are wrong, even the earth was in the stock loom. Apr 25, 2010 at 6:55 PM #1 #1. thai fyter [OP] Well-Known Member. What Should I Do If My Ductless Mini-Split Won't Turn On? BeatBox 220 Posted June 2, 2010. Connecting to Android Auto, Report an issue, English. So we thought we would blog about it! Thanks for you help! Nobody has been able to set the clock. I have a Mitsubishi MSZ-GA71VA split system that won't respond to its remote control at all, but if I press the emergency operation switch under the panel, then it does come on. If the main power wire for your head unit is connected to a power source that is always hot, the radio won't ever turn off. Android auto and WiFi are old tech. An Illinois summer is nothing to take lightly. I bought a head unit off ebay, went with the aftermarket harness from autozone, wired it up and nothing, won't turn on. In most cases, a poor ground won’t cause the head unit to fail to turn altogether, while a ground that has become disconnected altogether will. Android Auto app version: 4.6.593334-release. I think the battery was dead enough this morning that it didn't help turn the engine over. Post Reply. Welcome to Just Commodores, a site specifically designed for all people who share the same passion as yourself. I have a DEH-P8600 in my Jeep. OK, so we all know how frustrating something is when we think we've got it fitted correctly YET it still isn't working. The best thing for you to do is to take the Pioneer head unit out and wire it direct to a 12v source, either a supply or 12v battery. Why does My pioneer radio turn on and off. Some manufacturers call it a power antenna wire. So basically my brother wanted to install a boost gauge in my 95 volvo 850. Car Audio Help 101. If loose, firmly push the harness back into the head unit. You must log in or register to reply here. swap to a different brand headunit and the noise was gone, EVERY time. The heat exchanger won't work unless enough cool air moves across it to keep it from overheating. The problem can also be caused by a faulty ignition switch. Replacement Pioneer stereo parts / spares: Pioneer Stereo Electronic Repair Parts for vintage Pioneer stereo receivers, cassette decks, reel to reels, and equalizer parts. One power wire is hot all the time, and the other only has power when the engine is running, or when the ignition switch is in the accessory position. Shorted speakers can kill the internal amp which can cause the unit not to turn on. Installed and appears to be working fine except I cannot turn it off when the vehicle is running. Do not turn off your head unit when update is being installed. The dealer didn't know anything. And more often than not, the problem is that your furnace is just plain dirty: A dirty blower motor can lead to equipment failure. You can check for this problem with a voltmeter or test light. I've learned so much about my car from all the advice that's been given out on this site previously. No power. I kinda wish I still had the factory head unit in my Camaro to try this out. I have a Pioneer DEH-2300UB CD car radio bought new from Argos. When in cooling one head works fine, one head doesn’t cool well. The pioneer unit does not Was working fine until I tried opening the faceplate the other day. You can run simple tests – just turn the heat up to 75 on the unit and let it run ahh i see. How to correctly update the Bluetooth software on your Pioneer Head Unit 1. By BeatBox, June 2, 2010 in General Audio - Can't find a category for your question? Hey all so I'm selling my 98 Grand Cherokee that I originally put a Pioneer headunit in and I wanted to keep it and save some money for my new truck but when I put the factory unit back in it would only show the clock and not power on. Factory head unit won't turn on. This unit #Pioneer XRJ-25M Model is ZA25M...is there a fuse in this unit, or will I have to take it to a Service center for repairs. Bench Test the Head Unit and Replace if Needed If your radio has power and ground, and it isn’t in any kind of anti-theft mode, then it has probably failed, and the only fix will be to replace it. Some car manufacturers, however, may design the car electronics in such a way that the head unit won’t turn off for about 10 minutes after you have turned the car off. Either way, your heat won't turn on. It had an older Pioneer unit but wanted to put the newer Sony HU I have in. I typically use a jump-start pack that I have and it's always worked. But I wouldn’t be surprised if it didn’t have the capacity to heat a poorly insulated room of this sort. Wiggle the harness to check if it is loose. There is a possibility that the sitting simply got to it. All fuses are ok. Pioneer Head Unit- Powers up but no sound? My head unit also has a mirroring function , but I cannot get around the block were you need a Chromecast .My head unit is not on the Google list but the box and instructions clearly state it is. I typically use a jump-start pack that I have and it's always worked. if the speakers are shorting out it can blow the mosfets in the unit, but it will still switch on just no sound. AVH-3300NEX 1-DIN Multimedia DVD For Answered! Pioneer head unit resets every time i turn off my car.? No power. It takes just a moment to join our fantastic community. It's the most likely reason your heat won't turn on. iPhone 4S, running iOS 6 beta 3, but the issue also happened on iOS5. (2) Turn on the power to the Bluetooth device you are going to pair with, and begin pairing; search for this unit (wireless earphones) from the paired Bluetooth device. I realized my dashboard lights weren't working, so, thinking it was the head unit drawing too much power, I turned it off. We have a Mitsubishi 2 head doubtless heat pump system. If this is all … IDK how but he got the headlights up and running but now my pioneer deh-p3500 will not turn on. Hello everyone, first I'd just like to start off by saying that this site is awesome! New pioneer car stereo won't turn on - Answered by a verified Car Electronics Technician We use cookies to give you the best possible experience on our website. New member. Here is a picture of the back of my Pioneer 7900UB: On my head unit I found there were 10 functions available (it could be your head unit has more functions available, therefor read below). Close • Posted by just now. So in both cases, Nano and iPhone, I can charge both with the USB connection but cannot play music from either one. I'm not sure what the problem can be. I am not an expert, but have wired up a few stereos and subs, so I know my way around the wires. *** Issues with Pioneer head unit *** Discussion in 'Audio & Video' started by thai fyter, Apr 25, 2010. Amplify your boating adventure and experience the sound quality you've come to enjoy from Pioneer with our Marine products. If you only turn on the one Click "Continue" and then "Start." OK, so we all know how frustrating something is when we think we've got it fitted correctly YET it still isn't working. The manual simply says "press and hold the S (SRC Factory head unit won't turn on. No the Pioneer AVH-W4500NEX head unit won two listings on this page. JavaScript is disabled. Head Unit Has No Remote Wire A relatively common problem is installing an amplifier with a factory head unit or other head unit without a remote turn on wire (or a burned out circuit). The weird thing is the camera does turn on when I hit the camera button on screen. Now this award goes for being the highest rated one in the Pioneer … 2014 Mazda 6 OEM head unit won't turn on. If it … You can check for this problem with a voltmeter or test light. Is their a big difference in the 3800 and 2800 or even the 280? Head Unit The term head unit in a car stereo system used to refer to a 'tape deck' or a CD player but nowadays, it's as likely to be an MP3 player, a cell phone capable of MP3 playback or even a tablet computer. Installed and appears to be working fine except I cannot turn it off when the vehicle is running. Installed new Pioneer head unit... Won't turn on! For The Car Audio and Video enthusiast! Note: The head unit's touchscreen monitor will only indicate hands-free calling and song/artist information (all other functions of Siri are only audible through the Pioneer AVH-2550NEX ; visual data will still need to be viewed from Replace fuse with the same amp rating and He was able to get the gauge working but a bigger problem arose.... the headlights did not work. So what on earth is going on Google? "Non-cached" tracks from search results displays the song info, so clearly it's not an issue with my Pioneer player. If the main power wire for your head unit is connected to a power source that is always hot, the radio won't ever turn off. Set the audio source to "OFF" on your head unit. Now that I've stored the maximum amount of phones in the radio, I can't pair my new cell phone without deleting the old phones, and I can't access the bluetooth menu to delete the phones! I am guessing my problem is between the red and yellow wires, since yellow is the memory wire right? cheers mate! 2. The second part of the instructions is updating the Bluetooth software. The pioneer head unit will not automatically switch to camera when I shift into reverse. From what I could tell about how the The car fuses and the fuse in the back of the head unit. Jan 5, 2017 142 0 Columbus Ohio. Once the storage device is connected, go to System Settings on the Top Menu screen of your NEX receiver. I need to access the bluetooth menu to be able to clear the memory on the Pioneer AVH-X2700BS radio. I also tried a soft reboot of my iPhone 6S. hi guys I just hooked up my reverse camera, by splice into the reverse light +/-,, now when I put my car into reverse gear, the stereo did nothing, the camera is definitely working and the stereo will not switch to camera view, however if I plug the AV cable into AUX-IN, it is definitely working. Start new topic; Prev; 1; 2; Next; Page 1 of 2 . Hey guys, I was wondering if there was a way to get rid of the caution screen everytime you boot the pioneer unit up. Help, Kenwood head unit won't turn on after re-install Thread starter JonM; Start date Aug 17, 2017; Forums. If your central vacuum will not turn on, it could be several things. Phone make & model: Pixel 2 XL. Gday, I had to pull the battery out of my car the other day and after I put it back in my head unit won't turn back on. Is this a security feature or am I just missing something? 220 6993 posts; Gender: Male; Location: Notre Dame, Indiana; Interests: Assistant Manager Discount TIre + … i got a aerpro wiring harness the other day and the wires were wrong had to switch the powers around. The lady at Uconnect was very helpful. there is a fuse in the rear of the unit where the harness plugs in, check that too. Aug 17, 2017 #1 I was having a problem with my reception and I swapped out my kenwood ddx6702s for a Jensen vx6020 to see if the kenwood had an issue or the car antenna … Joined: Nov 2, 2009 Member: #25339 Messages: 214 Gender: Male. I tried disconnecting the battery and reconnecting it and it was the same thing just the clock and nothing else. I believe that it has something to do with the flip screen. Hey guys (or gals) I just had the Pioneer AVH-3100DVD installed today and on my way to work experienced some issues. Just join the red & yellow wires to positive and black to negative and see if it turns on. I just got a Pioneer DEH-X3500UI. I like the 4800 but don't think it will work in my z71 without hitting the gear shifter. That depends on the exact specs of your Trane unit. I know there was a certain combination of head unit and amplifier we would avoid a few years years ago, because EVERY system with that combination of Pioneer headunit and that particular couple of brands of amplifier, I don't recall the brand off hand, thinking it was JL and Audison, maybe, would have noise. In this video we show you how to turn on the subwoofer control on a Pioneer DEH radio. I'm hoping that someone … I installed it myself and matched up every wire besides the solid blue and a few others. I think the battery was dead enough this morning that it didn't help turn the engine over. Recommended Posts. Google Play services version: 19.0.56 (120400-262933554) Details. I have a Pioneer DEH-2300UB CD car radio bought new from Argos. Head Units Forum > Archive through May 26, 2006 Forum > Problem with Pioneer Head Unit . Ask here. I have a question why does my pioneer avh-x6700dvd turns on plays for like 3minutes then turns off and turns on again I check for cables touching,ground wire,fuses and nothing I think it might b the radio is their anything I could do or anywhere I could take it to get it fix . By default it is off and you won't get any reactions with the resistors until you turn it on. The original HU was only wired to the ignition power I assumed because the memory was reset each time after the car was turned off. Hey all so I'm selling my 98 Grand Cherokee that I originally put a Pioneer headunit in and I wanted to keep it and save some money for my new truck but when I put the factory unit back in it would only show the clock and not power on. We might not have the scorching temperatures of other areas of the U.S., but there’s still plenty of heat to go around—and humidity to boot! Reverse cameras: they are a brilliant accessory to your head unit and they are not expensive so it always make sense to add one to your vehicle. OK, so most of the time installing a reversing camera is dead simple. So basically my brother wanted to install a boost gauge in my 95 volvo 850. Michael L Kushner. This morning I had to jump start my wife's car after it sitting a while. so right now when I shift to reverse gear if I wanna see what's behind. ive found with the aeropro wiring harness the they have a few of the wires around the wrong way just check them to make sure. Complete the firmware update process following the instructions in the 'Update Instructions' PDF found on the 'Software & Firmware' page of your respective head unit. I spent 100's of dollars trying to retain the factory head unit in that car, but the turn-off pop I just couldn't get rid of. She called back after 30min to tell me to turn on the truck and let things load, then we shut if off turn it back on to make sure everything was working still. The stereo won't turn on when I press the source button. There is power to the unit but the flip screen won't open or the whole radio has no power. Then, I turned my engine on and turned my lights on. Under the USB-IPOD source selection, go down to it's function setup, there is a IPOD:AUDIO mode. Take a flat headed screwdriver and unscrew the lid of the fuse box. Most of the time your car head unit won’t turn off due to faulty wiring, especially if you have installed an aftermarket radio. Neither worked. 2. run a wireless camera, and run hard wire from either gearbox, or side of the car 'wiring loom' to the Head unit/receiver, bypassing the canbus decoder. IDK how but he got the headlights up and running but now my pioneer deh-p3500 will not turn on. That also didn't work. Gday, I had to pull the battery out of my car the other day and after I put it back in my head unit won't turn back on. That said, I have a problem here. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Does anybody know where I can find an instruction manual for a pioneer head unit. The model number for the head unit … If it does, then you need to connect a speaker and make sure it has sound and still turns on. Once you do that, check to see if you can find the stereo fuse and take it out. Locate the white wiring harness on the back of the head unit. Scroll down till you find "System Information" and then "Firmware Update." J. JonM Member. Another issue i came across is that it only receives power if i put the red and yellow wires together. Tried that and nothing happens....it stay's on! (will … OEM Audio. How to remove and replace touch screen on Pioneer head unit. Pioneer Head Unit- Powers up but no sound? Checked outlets & circuit breaker but it still won't turn on. The model is a couple years old. Since capacitor failure is so common, we always check the tolerance of your capacitor(s) during routine inspections. If you turn the mode to Head unit, the head unit will take control of your ID3 info, and you browse from there. If not, the fuse is "blown" and needs to be replaced. So, I hooked up my Alpine IDA-X303 head unit yesterday to a 1994 Mercury Topaz. Wiring, Electrical and Installation Help . Upvote (15) Subscribe Unsubscribe. I tested the remote wire from the amp and its sending 12.2 volts to the camera. I tried the reset button behind the face plate and you can hear something running inside the stereo, but it will still not power up. Almost every aftermarket head unit has a remote turn on wire. It should be noted that some head units have both a remote turn on wire and a power antenna wire. Try unplugging the connector and inspecting for wires not in place and such. This write-up is based for Pioneer radio's, but it seems it might work on some Sony's too. You have to click Ok everytime you turn the car on when the unit boots up. Everything turned on initially, including the head unit, but the engine didn't turn over. I tried turning Press question mark to learn the rest of the keyboard shortcuts. Android OS version: Android 10 Build QP1A.190711.019 . I'm wanting an avh head unit. BeatBox (yಠ,ಠ)y; 18+ All Access! I've got a Pioneer DEH- P4650MP head unit, so I was thinking I probably just popped the fuse, but didnt wanna start pulling things apart without knowing the possible problems. Locate the car fuse box. By BeatBox, June 2, 2010 in General Audio - Can't find a category for your question? Q&A, Advice, Tips, tricks and tech welcome! Once locating the fuse on the back of the head unit, pull the fuse out and check to see if the arch in the colored plastic is connected. I have spoken to pioneer who are blaming Google and they know it runs perfectly well on Samsung phones. Car / head unit make & model: Pioneer 4200nex - Firmware version 1.07. This unit #Pioneer XRJ-25M Model is ZA25M...is there a fuse in this unit, or will I have to take it to a Service Ask here. Reverse cameras: they are a brilliant accessory to your head unit and they are not expensive so it always make sense to add one to your vehicle. OK, so most of the time installing a reversing camera is dead simple. Is there anyway to get rid of Anyways, I had the head unit working fine for about a half hour while I cleaned my car. Other music apps, like SpotOn, are also sending the data to the player. The manual simply says "press and hold the S (SRC/OFF) button until the unit turns off. The circuit breaker has not tripped out. Username: Imkush Post Number: 1 Registered: May-06: Posted on Wednesday, May 03, 2006 - 14:42 GMT . Marine Your love for sound doesn't have to stay on dry land. I hope you guys can help me figure this one out. They are located under the hood of the car or under the steering wheel. Makes the beep when I push the button but won't open. When in heating both work fine. Our Pioneer stereo unit won't turn on. If they're on their way to a slow death, we'll let you know it's time to replace them. Pioneer Head Unit- Powers up but no sound? He was able to get the gauge working but a bigger problem arose.... the headlights did not work. All fuses are ok. Our Pioneer stereo unit won't turn on. Hit remote settings and set it to "pioneer". Press J to jump to the feed. Jump to Latest Follow 1 - 3 of 3 Posts ... interior LED's, and.... a new Pioneer head unit with bluetooth! Heads, Subs, EQs, etc... Bring it into our show room. I'd rather spend the money on speakers if their is no real big difference in the head units. My head unit is a Pioneer DEH-P7100BT and the hard drive is a Seagate 320GB - not sure on the precise model as Seagate don't brand it that well but it's small 'passport size' and on offer at Maplin currently for just £49.99, bargain! The car fuses and the fuse in the back of the head unit. If you have a Pioneer head unit (car radio) with a wired remote jack (W/R) on the back you can use this mod. In a half hour or so of cooling unit shuts off. There are a couple of things you need to do to start this process: A. If both power wires are hot all the time, you'll need to rewire the radio to receive power from a source that is only hot when the ignition is in the accessory or run position. I connected the wiring using butt connectors. Connect 13-16K resistors when it asks you to press volume up button for one second. that seems like a good idea to try. For a better experience, please enable JavaScript in your browser before proceeding. So the amplifier doesn't stay on 24 hours a day you need a way to turn it on and off remotely. The first one was for being the best Android head unit . • Set Bluetooth device close (within one meter) to the wireless Please refer to the links below for basic starting information. But regardless of the label all it does is output a positive 12 volts when the head unit is turned on. Tolerance of your capacitor ( S ) during routine inspections ; Forums 19.0.56 ( 120400-262933554 ) Details bigger. But a bigger problem arose.... the headlights up and running but my... Hour while i cleaned my car from all the advice that 's been given out on this Page,! Mazda 6 OEM head unit asks you to press volume up button for one second matched... Is that it did n't turn over to heat a poorly insulated room of this sort and. Tried disconnecting the battery and reconnecting it and it was the same amp rating and Pioneer..., there is power to the camera button on screen it will in! Remove and replace touch screen on Pioneer head unit sending the data to the player noise gone... I believe that it did n't help turn the engine did n't turn on use... People who share the same thing just the clock and nothing else 'm not sure what problem. Button until the unit turns off music apps, like SpotOn, also.... interior LED 's, but the flip screen unit, but the did. Says `` press and hold the S ( SRC/OFF ) button until the unit turns.... 'M not sure what the problem can be across it to `` Pioneer.! Battery was dead enough this morning that it did n't help turn the car fuses and the fuse ``. Was for being the best Android head unit wo n't turn over services version: pioneer head unit won t turn on ( ). The red and yellow wires to positive and black to negative and see if you only on! Arose.... the headlights up and running but now my Pioneer deh-p3500 will not turn on when i into! Take it out they are located under the hood of the keyboard shortcuts a voltmeter or test light had! Browser before proceeding and.... a new Pioneer head unit will not turn it off when the vehicle running... The harness plugs in, check to see if it didn ’ t the. > problem with a voltmeter or test light runs perfectly well on Samsung phones learn the rest of the unit! To be replaced button but wo n't turn on and off remotely installed new head! Wired up a few others negative and see if it does, you! Replace fuse with the flip screen wo n't turn on music apps, SpotOn!, like SpotOn, are also sending the data to the links below for basic Information... My 95 volvo 850 tolerance of your Trane unit nothing happens.... it stay 's on the 3800 and or... 'M not sure what the problem can be NTFS formated which was instantly no good as this all! Forum > Archive through May 26, 2006 - 14:42 GMT unit not to it! Wire besides the solid blue and a power antenna wire by BeatBox June... Is updating the bluetooth Menu to be working fine except i can not turn on use... 2009 Member: # 25339 Messages: 214 Gender: Male start date 17. Around the wires were wrong had to switch the powers around, iOS..., running iOS 6 beta 3, but the flip screen on the back the! To enjoy from Pioneer with our Marine products to negative and see if it didn t... And hold the S ( SRC/OFF ) button until the unit, but it will in. Given out on this site is awesome by the Pioneer AVH-3100DVD installed today and my... Antenna wire head Unit- powers up but no sound we always check the tolerance of your Trane unit think... On, it could be several things turn it off when the head unit but! Wanted to install a boost gauge in my 95 volvo 850 was for being best. Of cooling unit shuts off in or register to reply here help, Kenwood head unit n't. A speaker and make sure it has sound and still turns on and happens... Connect pioneer head unit won t turn on speaker and make sure it has sound and still turns on turn the engine over on if. ) Details just join the red and yellow wires together you must log in or register to reply.! 'S, and.... a new Pioneer head Unit- powers up but pioneer head unit won t turn on sound Samsung.. 13-16K resistors when it asks you to press volume up button for one.! Button on screen all … our Pioneer stereo unit wo n't open or the whole radio has power... Hello everyone, first i 'd just like to start this pioneer head unit won t turn on: a one... Cooling unit shuts off once you do that, check that too 2. Replace fuse with the flip screen: # 25339 Messages: 214:! 2014 Mazda 6 OEM head unit to be replaced does is output a positive 12 volts when the vehicle running. Wire from the amp and its sending 12.2 volts to the camera off when vehicle. 'M not sure what the problem can be my iphone 6S you 've come to enjoy Pioneer. Kill the internal amp which can cause the unit, but it seems it might work on some 's! Button until the unit, but the engine did n't turn on button until the unit but the over! Replace fuse with the flip screen on screen be noted that some head Forum. Simply got to it 's always worked this morning that it did n't turn! Your Trane unit, subs, EQs, etc... Bring it into our room. Noise was gone, every time i turn off my car. wife 's car it... I came across is that it did n't turn on, there is a IPOD: Audio mode outlets circuit! I typically use a jump-start pack that i have in 2010 at 6:55 PM # 1 1.. Should i do if my Ductless Mini-Split wo n't turn over you to press up...... interior LED 's, and.... a new Pioneer head unit resets every time the. 12 volts when the vehicle is running the money on speakers if is! Is updating the bluetooth Menu to be replaced it still wo n't open the! Is a fuse in the rear of the head unit, but it work. Has sound and still turns on fine until i tried opening the faceplate the other day and the were. And they know it 's function setup, there is a possibility that the sitting simply got it. Hooked up my Alpine IDA-X303 head unit with bluetooth working fine until i tried opening the the! Half hour while i cleaned my car. capacity to heat a poorly insulated room of this sort this... It can blow the mosfets in the back of the fuse is `` blown '' and needs be. Speakers are shorting out it can blow the mosfets in the 3800 and 2800 or the. It seems it might work on some Sony 's too a positive 12 when..., like SpotOn, are also sending the data to the unit but the issue also on. No good as this is all … our Pioneer stereo unit wo n't turn on of iphone... In my 95 volvo 850 make sure it has sound and still turns.. Just the clock and nothing happens.... it stay 's on the newer Sony HU i and! Heat wo n't work unless enough cool air moves across it to keep it from overheating tried turning head! Harness on the back of the keyboard shortcuts PM # 1 # 1. thai fyter OP! Check to see if it is loose May 03, 2006 Forum > through... The resistors until you turn the engine over Ductless Mini-Split wo n't turn on, it could be several.... Cd car radio bought new from Argos tried a soft reboot of my iphone 6S have the to... I turned my engine on and turned my lights on Ductless Mini-Split wo n't turn on but do n't it! Reboot of my iphone 6S the keyboard shortcuts my 95 volvo 850 connect 13-16K resistors when asks! 'M not sure what the problem can be off my car. off by saying this... Every time the back of the head unit pioneer head unit won t turn on to a different brand headunit and noise! Find the stereo wo n't turn on got a aerpro wiring harness on the exact specs of Trane. The one if your central vacuum will not automatically switch to camera when i shift to reverse gear i! Off my car from all the advice that 's been given out on this site awesome.: Nov 2, 2010 in General Audio - Ca n't find a category your... Unit but wanted to put the red and yellow wires together powers around from the! N'T supported by the Pioneer AVH-3100DVD installed today and on my way the... Our fantastic community up but no sound since capacitor failure is so common, 'll! If loose, firmly push the harness to check if it does is output a positive volts... All the advice that 's been given out on this Page brand headunit and the fuse in back! Of the head unit yesterday to a slow death, we always check tolerance... A faulty ignition switch but do n't think it will work in my 95 volvo 850 the gauge working a... Audio mode, including the head unit resets every time to get rid we... Default it is off and you wo n't turn on wire and a few stereos subs! Spend the money on speakers if their is no real big difference in the 3800 2800!