Subaru alternator overcharging Aug 24, 2010 · Substituí o meu alternador três vezes nos últimos dois anos. 2 days ago · In conclusion, the Nissan Altima from 2013 to 2015 is known for alternator overcharging problems and early failures due to voltage regulator defects and heat-related wear. Nov 2, 2022 · Updated on November 2, 2022. Replace the unit, and you should be good for many many more miles. New and H6 correct alternator. 2 volts and being discharged some variable amount. See full list on themotorguy. Im checking the Alternator‘s pin resistance next. Ainda não o consertei. 5. Bez problemów. Mechanic said alternator was overcharging battery (maybe the new alternator I bought had a faulty regulator, idk?). I am showing 17. at idle, I am getting 15. no issues. If the alternator is damaged or broken, your car will rapidly develop problems. Jun 7, 2024 · So I replaced the alternator and things were fine until a handful of drives in and I ran into the same issues. Mechanic's Assistant: What's the year and model of your Subaru? The Subaru SVX World Network > SVX Main Forums > Technical Q & A: Overcharging alternator Alternator overcharging. Changed alternator, now no charge at all Mechanic's Assistant: What shape is the alternator belt currently in? When was the last time it was replaced or adjusted? Customer: Excelent. Há cerca de três semanas, o meu aparelho de som fez a mesma coisa. 5 volts. Solo conduzco a Dan por la ciudad (ciudad pequeña) y a los parques locales. Before i go and track a used altenator, would replacing it be the way to go, or should i get the old one rebuilt with a new voltage regulator. 2007 2. the battery is one year old. Car does seem to be trying to dump the alternator output when stopped like it's supposed to with it dropping down to low 13s. It required adding a power wire to the alternator. 3. com/bad-ground-alternator-overcharge/Vi Apr 24, 2025 · I've taken a different approach on my 2015 2. Je ne l'ai toujours pas réparé. An unregulated alternator would produce 17 to 20 volts, which is still less than double the normal running voltage of about 14. I charged the battery to 13. Mechanic's Assistant: What's the year and model of your Subaru? Feb 24, 2016 · Newer Generations of Subaru discussion 1990 to Present Legacy, Impreza, Outback, Forester, Baja, WRX&WrxSTI, SVX Alternator over charging after radiator hose blows. Na biegu jałowym otrzymuję 15,1 V na akumulatorze. Still making 18. If you'd like more info Mar 26, 2011 · I talked to a friend who's a tech for toyota and has built a few cars and he said 9/10 times its the restrictor? In the alternator going causing it to overcharge and its not being regulated correctly. com Mar 10, 2025 · Alternator Overcharging: Symptoms, Causes, And How To Fix. so i stop at a advance auto and they run their machine and it shows my batter 550cca is putting out nearly 600cca and the alternator was putting out like 18 or 19volts now my first Jul 12, 2006 · Ok, I just paid the dealer $400 to tell me that my alternator is overcharging and causing the 100amp fuse in the fuse block to blow. Tengo corrosión repetida y fuerte de color azul/blanco en los terminales de la batería, especialmente en el borne positivo, pero también ha Aug 24, 2010 · Hay un regulador de voltaje además del alternador, que es esencialmente un dispositivo tonto, genera carga sin importar qué, etc. 2017 wrx Jun 15, 2019 · 220A High Output Alternator for 2013 - 2014 Subaru XV Crosstrek 2. Feb 24, 2018 · So this morning on the way into work my dash lights up basically everything lol and i am like ***. 5 vs 3. 4 volts, installed the new alternator, and it showed 14. Looking for advice from others that know have had the same headache. Clean terminals. In this video you will learn the common causes, why the battery is overheating and repairs to fix the issue Apr 13, 2025 · Now the alternator charges at 14. Sep 9, 2013 · Subaru Dealers Online - $240. Customer: second opinion] Alternator was overcharging. 5 V. 3 volts for some time, then it will start discharging the battery at 12. Há cerca de um ano e meio, as luzes do meu painel apagaram-se devido a um fusível queimado. help is appreciated! Overcharging alternator Technical Q & A. Customer: Alternator was overcharging. Except in specific circumstances, the practice of having alternators reconditioned has mostly fallen out of favor. Bad voltage controller right so I put another 2nd hand alternator in out of a subaru that wasn't overcharging and it's also overcharging as soon as I put Sep 20, 2012 · While pulling the negative terminal will tell you which item is faulty it can also destroy a perfectly good alternator. 20+ volts. . Dec 2, 2019 · It can go well beyond the simple system described by @geoffmurray - CAFE standards have dictated that the accessory drag be minimized, and things like a battery / alternator system that have an inherent "storage reservoir" (battery) can utilize that reservoir to take advantage of the moments when the engine loading doesn't matter anyway, such as braking or with trailing throttle, and put a lot This video will cover the following-----How to test an alternator using multi meterHow to replace an altern Dec 4, 2023 · Wszystko zostało ponownie zainstalowane i działa dobrze. The Subaru SVX World Network > SVX Main Forums > Technical Q & A: Overcharging alternator Jun 15, 2019 · 220A High Output Alternator for 2013 - 2014 Subaru XV Crosstrek 2. Can prob source one from the wreckers for 100-150AUD. Zatem im mniej alternator świszczy, tym mniej narzekam. Pushing 15. 0 05 wrx and i went thru the car wash, drove for a little, shut it off. I had a local shop replace the alternator. I had a new alternator tested before installing it, and I have a lifetime warranty on it. Sin problemas. Die Batterie ist ein Jahr alt. J. Dec 27, 2022 · Although rebuilding an overcharging alternator and replacing the problematic voltage regulator may be conceivable, doing so is typically less practical than simply replacing the alternator entirely. Ahí es donde la gente no se da cuenta de que las elegantes baterías AGM en realidad requieren una gestión de voltaje muy diferente con respecto a la carga y los niveles de potencia adecuados en comparación con las baterías de plomo ácido de la vieja escuela. Ok, tym kimś był Marek. Squealing or Screeching Noises Alternator was overcharging. It could also be a case where the alternator's regulator fails to properly regulate voltage when it gets hot. The Subaru SVX World Network > SVX Main Forums > Technical Q & A: Overcharging alternator Oct 20, 2019 · Mój alternator wydaje się nieznacznie przeładowywać. 5, the alternator can talk to the ECM Oct 20, 2019 · Mein Generator scheint leicht überzuladen. Jul 7, 2018 · I had a Subaru powered kit car in the shop and one of the problems was the alternator was overcharging. Im Leerlauf erhalte ich 15,1 Volt an der Batterie. Około półtora roku temu zgasły mi światła deski rozdzielczej z powodu przepalonego bezpiecznika. Dec 4, 2023 · I had some alternator woes like this a few years ago. Middle pin has battery volts and ground seems to be good ant . Jul 17, 2023 · To learn more about if a bad ground can cause an alternator to overcharge, check out: https://www. The regulator adjusts the alternator output depending on what the voltage is at the battery. jdyyc · Registered. Awareness of these issues can help owners catch problems early and avoid further electrical damage by replacing the alternator promptly. The Subaru SVX World Network > SVX Main Forums > Technical Q & A: Overcharging alternator Removing Glove Box Technical Q & A. The ECU pin doesnt have voltage when car is off. 5L outback. Aug 24, 2010 · The alternator can go overvoltage due to a faulty regulator, but it's not going to pump three or four times the normal current through a device (radio, dash lights), which would blow the fuse. 4 volts. im stumped. 5i Limited Alternator. Built for car audio, upgraded electrical performance, and extreme-duty applications. All three charging the same. Il y a environ trois semaines, ma chaîne stéréo a fait la même chose. I get the christmas tree lights like the alternator was going bad, so I checked my voltage at the battery and at the alternator. I removed the alternator and had it tested, and it turned out to be faulty. im kinda stumped. 8V with the engine off. Maybe check to see if there is another cause? A new one is going to set me back about 400AUD online. 0L H4. Read below to determine how to tell if your Subaru alternator is failing before it causes you trouble on the road or at home. It has to be something simple that i'm missing. Dec 2, 2022 · My battery is reading at 15. i mean if something got wet i thought it woulda dryed and went away. Bezpieczniki, których używam do wymiany starych When I started the car, the battery still showed 11. It is recommended to check the voltage regulator and its wiring connections to ensure they are functioning properly. Nov 10, 2013 · Well I replaced the Napa alternator with DB alternator and replaced the connector coming off the harness and no change. https://amzn. Had the alternator rebuilt by a local company with great reputation, and a new battery, but was still having charging issues. I've Alternator Overcharging the car battery symptoms. 8 down to 11. Mar 21, 2024 · Do you suspect that your alternator is overcharging? Learn about the symptoms, causes, and some common fixes for this issue here. I found the fix here on the samba. At 100K miles I replaced alternator that was working perfectly with new Denso. As mentioned before, new AGM battery. Oct 10, 2017 · The charging system is pretty simple. The alternator is a crucial component that supplies the car with power when the engine is running. Could it be that? Aug 3, 2005 · The new alternator voltage output is 13 to 14 volts, and varies downward over time, evidently in response to the level of charge on the battery. The voltage regulator is the usual suspect. I replaced the starter thinking that might be an issue and also had a new battery installed. Overcharging alternator Technical Q & A. Thankfully it was under warranty and the shop replaced it. Show Less . Changed alternator, now no charge at all, Excelent. Sep 16, 2023 · Short version : New alternator, new battery, not getting consistent charging from the alternator. No visable wear. My 92 teal is having some weird issues. Thus far, the alternator fuse is good. That same week the same thing happened again, overcharging, dash lights going crazy. to/3NebLCc - All-in-One OBDII ScannerIn this short video we will talk about alternator overcharging. Alternator wydaje trochę świszczący dźwięk, ale ciężko pracuje, aby naładować zupełnie nowy akumulator, który ktoś rozładował. Alternator sits high at the front of the motor with little around it. You will need the 110 amp alternator. If there is a weak ground, the alternator will overcharge the system and may start blowing fuses. Nov 23, 2010 · hello everyone i have a 2. Mam powtarzającą się i silną niebiesko-białą korozję zacisków akumulatora - szczególnie na dodatnim biegunie, ale przeszła również na metalowe mocowanie Oct 20, 2019 · Mi alternador parece estar ligeramente sobrecargando. Feb 14, 2020 · If you have optional equipment on your car that exceeds the 75 amps that the stock alternator can produce the battery will discharge. Dzięki Marek! Z czasem brzmi to coraz lepiej. Oct 20, 2019 · my alternator seems to be slightly overcharging. Joined Jun 21 from a Subaru Outback Wiki to customer reviews. Dim Lights If your lights seem to be dimmer than usual and your radio and stereo aren’t as loud as they used to be, then you might want to take a look at your car’s alternator. Not nearly as bad, but was getting overcharge and lights on my dash were lighting up like crazy at random. 6 charging systems are wired slightly different - on the 2. Subie alternators have a built in voltage regulator. findthebestcarprice. Arrrrghghh!!! :beatentod In some cases, Subaru alternator wiring can result in overcharging or undercharging of the battery. Tight belt. Dec 9, 2016 · @bman400 's alternator can be fine at the same temperature your alternator's regulator goes south. Les Jan 3, 2007 · Overcharging alternator Technical Q & A. I'm in my 70's and have learned it's best to replace before failure on interstate 800 miles from home and have to wait a day for local repair shop to charge fortune to replace. Aug 24, 2010 · W ciągu ostatnich dwóch lat wymieniłem alternator trzy razy. I was just wondering about the large amount heat the new alternator was generating. And he said the best bet is to replace the alternator and go from there. Os fusíveis que uso para substituir os antigos Dec 4, 2023 · 11. It seems like the alternator would have a longer life if it ran cooler. Not sure what is supposed to be. Most regulators are inside of the alternator. It's all just higher than it should be. Jump to Latest 21 - 22 of 22 Posts. Is your alternator overcharging for some reason? Is it caused by a bad battery? Here are the main symptoms, the possible causes and how to fix it. The fuse connects between the battery positive terminal and the "Sense" terminal of the alternator. Akumulator ma rok. The Subaru SVX World Network > SVX Main Forums > Technical Q & A: Overcharging alternator Apr 28, 2023 · Your Subaru has numerous systems that require electricity, and the alternator’s job is to produce this electricity. La batería tiene un año. May 6, 2017 · It's a 10 Amp fuse, which I believe is identified as fuse #8, "Alternator", on page 12-10 of the Owners Manual. It may not be a coincidence that you noticed the issue with a warm engine compartment. Undercharging is a more common issue, but it’s also possible for the alternator to overcharge, which can lead to a series of electrical failures. Jakieś trzy tygodnie temu to samo zrobiło moje stereo. this will either cause the alternator to stop charging or overcharge. I got a volt meter for in the car and the alternator was never a steady voltage, anywhere from 14. Good luck with the replacement. These are a few of the signs that it’s time to visit your Subaru dealer for an alternator repair. Assuming the alternator is good, then the issue could be as simple as loose or corroded connections. I have repeated and heavy blue/white battery terminal corrosion--especially on the positive post, but has also migrated to the metal battery tie down. 1 volts at the battery. El lector de códigos dijo: "42 para el voltaje de la fuente ABS es anormal". This can be caused by a faulty voltage regulator or incorrect wiring connections. Now they want to charge $500 to replace the alt. Nunca antes había tenido este problema. Has anyone had this problem before? The car is a 04 STi. Jan 3, 2023 · A few things to note: the early gen5 cars may be different than the later Gen5 cars. 1 2. However, what is causing the alternator to overcharge is the problem. 9v in both places Here is where it gets interesting. to/3WtNBGE - Alternator testershttps://amzn. Is this true? Nov 18, 2010 · +1, I agree with Turbone, your alternator is failing. Esperando comentarios sobre un alternador OEM Subaru reconstruido, pero probablemente compraré una imitación china "tan buena como OEM" por ahora. the diodes and/or regulator can be damaged. It is a very ez do it yourself replacement job. 2 volts, drawing some current from the battery to run the car, and supplying the rest of the current from the alternator, always holding the battery at at 12. En ralentí, estoy obteniendo 15,1 voltios en la batería. Starting in 2018, the 2. This problem occurs in the following Subaru models with C/S/L Mitsubishi and Hitachi 3-pin Alternators: Forester 2001 to 2008 (for most SG5 SG9 models) Impreza 2001 to 2007 (for most GG2 GG9 GDA GDB models) Legacy & Outback 2001 to 2008 (for most BEE BE5 BHE BH5 BP5 BL5 Jun 21, 2017 · overcharging alternator. Nadal tego nie naprawiłem. Can't figure out what my problem is. either way a 5 dollar multi meter will give you the answer immediately. Also tried a junkyard alternator. Dodge Ram 1500 (2009–2012) May 9, 2022 · The alternator quit charging and the car ran off the battery until it was dead and the car died. 6v out. The Subaru SVX World Network > SVX Main Forums > Technical Q & A: Overcharging alternator Jan 3, 2007 · Overcharging alternator Technical Q & A. Aug 24, 2010 · J'ai remplacé mon alternateur trois fois au cours des deux dernières années. Keine Probleme. 0L H4 | Power Bastards 220A high output alternator for 2013 - 2014 Subaru XV Crosstrek 2. If there was no issues before the new battery was installed, then one has to assume the new battery installation could have caused this new problem. Ich habe wiederholte und starke blau/weiße Korrosion an den Batteriepolen - insbesondere am Pluspol, aber sie ist auch auf die Metallbatteriehalterung Sep 29, 2022 · Classified ads, photos, shows, links, forums, and technical information for the Volkswagen automobile In this video we'll talk about the causes of alternator overcharging and what you can do to prevent it and fix it once it's happened. I think it is working fine. 04 ohms. Same Jun 13, 2016 · Subaru Alternator Fault Fix! Modification of ECU for Subaru Alternators. Il y a environ un an et demi, les voyants de mon tableau de bord se sont éteints en raison d'un fusible grillé. then when i started it back up the battery light came on along with the abs light (while the car is moving) and occasionally the airbag light comes on. crvx xutrso ssp potic jztcow dvrev cvjzir cypw blbdjdl pspp