Bmw e90 alternator test. Battery was replaced and registered 4 months ago.

Bmw e90 alternator test. The time now is 02:19 AM. Regular charging should be between 12 volts and 14 volts. Somewhere in the middle needs a better way to diagnose. What exactly does that mean? I'm still chasing a battery drain issue as well as a bsd issue and wondering if this just might be it? have you found anything else out? Mar 5, 2018 · I've been away for a while but now I'm back. Here you will find test-bits of the alternator, and also you can activate a alternator’s self-test. 0 to 15. Whille driving home last Friday the battery light came on then the abs off light, then the traction control off light, then the transmission went into safe mode. Free Same Day Store Pickup. BMW Parasitic Drain Found: How to Test and Fix Bad Diodes in Alternator Jay-May 8. us My Yahoo! Nov 8, 2023 · « Previous Thread Next Thread » DME BSD problems/testing? Nov 13, 2024 · We hope you find the BMW Battery Warning and Alternator Problems guide helpful. BMW 3 Series (E90, E91, E92, E93)Service Manual:2006, 2007, 2008, 2009, 2010, 2011 Free Download BMW repair manual 3, as well as Operation and Maintenance Manual, Sep 13, 2023 · Buy 0121715116/11302 Alternator Replacement for BMW 3 Saloon (E90) 335 (2007/09-2011/02),3 Touring (E91) 335 (2007/03-2012/06) 12V 180Amp CW: Alternators - Amazon. Apr 21, 2021 · Test (3) is from a BMW SIB, and I have NOT personally performed it. *Solved* BSD DiagnosticsAll times are GMT -5. In this blog, we’ll cover the symptoms of a bad BMW alternator, helping you Is your BMW alternator performing well? Discover key indicators of alternator issues and expert tips for diagnosing and maintaining your vehicle’s electrical system to ensure optimal performance and prevent costly repairs. This guide will walk you through the signs of a bad alternator, why it’s critical to get it fixed quickly, and how a professional German mechanic like Oceanside Motorsports can HOW TO CHECK ALTERNATOR VOLTAGE ON BMW E90 E91 E92 E93 325i 328i 330i 335i 316d 318d 320d 325d 330d 335d 316i 318i 320i 323i Voltmeter: https://amzn. Need a little more information so we can get you back on the road. us My Yahoo! Jul 27, 2020 · Just wanted to post lessons learned On my 2011 X3 2. As the alternator ages, its internal components can become worn, and its ability to generate power can diminish. Feb 12, 2022 · Don't fall into the "it's gotta say BMW on it" trap. I do not recommend the 'disconnect test' where you remove the terminals from the battery when the car is running. Very simple fix and can solve lots of electrical issues. New 170amp valeo alternator battery shouldn't be bad, my scan tool How to manually test the alternator if it's working properly or need to be replaced. DEAD BATTERY 316i 318i 320i 323i 325i 328i 330i 335i 31In this video we will explain a common battery drain that Jul 6, 2018 · I wouldn't disconnect the battery while it's running. It's a good maintenance item in my opinion. to/2CjwGPT Coupon code: NCFZPQL2 CLICK HERE To Shop On My BMW Fanatic Nov 3, 2015 · DIY: N54 Alternator Clutch Pulley (E92)10:35 PM Replace Voltage regulator or Alternator?twitter Facebook Digg Google StumbleUpon del. The time now is 06:02 PM. The time now is 07:37 AM. I'm looking for a simple way to test the alternator on my 2011 E92 with the N52 motor. Battery replacement (even though at try read good, I was told it’s ruined from bad alternator for 2 yrs and it wasn’t even starting so I didn’t want to pair new alternator with bad battery) Jun 7, 2021 · Hi E90 m3 and have exact issues and gets worse if car gets hot. If I shut down the car it wont turn on unless I jump start it. 37K subscribers in the E90 community. If the battery is faulty, your alternator tests will not be accurate. It also has a 70Ah battery, later models either had 80Ah or 90Ah. No mil lights are on but codes are there and the water pump missing 2E85 is scary. 6 volts whilst engine running/driving! Intermittently, on another startup, it will occasionally read between 13. Jun 6, 2025 · Alternator Install for N52twitter Facebook Digg Google StumbleUpon del. New battery 3 months ago and it fried the battery. E90 328i BMW battery not charging, need advise. The time now is 02:59 PM. Compatible with BMW models like the X5 and 328i, this regulator ensures consistent voltage output, safeguarding sensitive electronic components and optimizing charging system performance. 1K subscribers Subscribe Aug 19, 2013 · Hi, I have a '99 528iT and I've been researching rebuilding my alternator by reading the numerous threads posted on here. us My Yahoo! How to check Voltage on your BMW, battery test alternator test Nov 7, 2017 · Working on a BMW E60 N52 1/08 production with a new pierburg waterpump and oem thermostat and it had a new alternator about a year ago. 8 V, but I have seen Voltage of 15. The time now is 12:29 PM. 0L (N51). The OEM ones are very expensive I did find rebuilt aftermarket ones from Napa. If I get a major voltage drop, then there must be an issue with the wiring to the starter from the jumper terminal. Free online viewing of 2006-2010 BMW 3 Series (E90 E91 E92 E93) Service Manual incl. When I start my car the rmps go above 1000 but voltage is reading 11. 0 V) and will analyze its performance. Jul 13, 2012 · HELP! My 2006 325i's battery is draining. I Will Greatly Appreciate If You Can Give My Video Thumbs Up And Subscribe To See Future Videos Thank You Very TEST ALTERNATOR DIODE ON BMW N51 N52 N53 N54 N55 E90 E60 X3 X5 E83 E70 E82 E65 E63 E64 F25If you have BMW and you need to test alternator diode on BMW with N Mar 4, 2018 · I got the "Charging Malfunction" warning indication the other day. Alternator: Missing All times are GMT -5. The time now is 11:19 PM. During the test, DME will sequently change the voltage, required by a alternator (15. Is 15 volts too high for charging/alternator output? All times are GMT -5. Needed this anyway) 6. When this part goes bad it's starts to throw a ton of different compu Jun 15, 2023 · « Previous Thread Next Thread » BSD decoder review. 6 & Jul 5, 2019 · Erm, a few things, using the cluster test while driving you should read the charge from the alternator, 13,8-14,4 volts, or close to that. The time now is . Modern cars are more likely to have an alternator in need of repair. 6v or higher than 15. Overuse If you frequently use your BMW’s electrical system, such as the radio, air conditioning, or headlights, it can put a strain on the alternator. com FREE DELIVERY possible on eligible purchases Replace voltage regulator?All times are GMT -5. Put the key in the ignition, roll to Position 1. Checking alternator (BSD) Nov 5, 2016 · Bad Alternator??? All times are GMT -5. Went out the next morning and started the car and it read 14. Ended up finding a video that shows you how to display your voltage on your dash, which I'll attach below. It's putting out 15. 5 V to 14. Feb 28, 2025 · Before performing any tests to your alternator, charge and test your battery. There are non-serviceable fuses in this fuse link and when they blow the entire unit mus May 16, 2018 · Im having an issue with my 2010 e90 320i. 5v so I knew the alternator was putting out again and the warning light Aug 19, 2021 · Alternator not working! Please helpAll times are GMT -5. Check out: • BMW 3 Series E92 Hidden Service Menu Test Feb 10, 2023 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. 8liter w/ 165,000miles: The symptoms- my wife Was driving when all of the dash lights came on and then the engine died. ABS light, 4x4 light, ! You can test the voltage output easily with a simple voltmeter. This process will be the same for E90,, E91, E93, and for many of the o twitter Facebook Digg Google StumbleUpon del. The time now is 01:10 AM. 107 votes, 36 comments. As I got close to my house power was cut to the radio and a few other light came on. Rolled down a window and all those lights came on again and the window moved very slowly. Did you happen to inspect the "Transfer Points" by opening the black plastic cover at the base of, and in front of, the battery when you had the battery removed? Jan 19, 2019 · 2E97 Alterntor Issue All times are GMT -5. A failing alternator can lead to several issues, from dim headlights to a completely dead battery. Also, your BMW’s alternator may be failing if there are loud noises, unpleasant smells, or even dim headlights. Jan 25, 2023 · Today i am showing you how i replaced the voltage regulator on my 2009 bmw 135i with the N54 engine. I haven't seen many people mention anything about testing and replacing faulty diodes on the rectifier bridge. Oct 18, 2018 · The voltage regulator on my 2007 BMW is broken. I had my battery tested today and it's good but my alternator test showed that it is putting out to much voltage. The time now is 05:35 PM. to/3UbbkJ4 The fourth generation of the BMW 3 Series range of compact executive cars is designated under the model code E46, which was produced by the German « Previous Thread Next Thread » New Battery & New Alternator, Still Not Charging? Update: Just Found Out I have a Bad Alternator. Had same error code on my brother in laws e90 m3 it turned out the alternator was working but only intermittently. The alternator does not need to be removed from the car to perform this task. In this video I will replace the fuse link mounted atop the battery. The BMW E90 Lci Wiring Diagram is an incredibly detailed document that explains all of the wiring functionality of your BMW's electrical system. Here’s what we found out about bad alternator symptoms! BMW Bad Alternator Symptoms A malfunctioning AC system and failing electrical components could be symptoms of a malfunctioning alternator on your BMW. us My Yahoo! BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Battery/alternator Voltage Issues! Sep 20, 2022 · E90 alternator low voltage, help!!! All times are GMT -5. I was driving home a couple days ago and saw the red battery warning on the display. But I was still getting the Jun 27, 2021 · Pretty sure my alternator is toast on my '07 E90, and wondering how to minimize the repair cost. After the new battery was installed, all was good until the next morning and the Sep 23, 2022 · The BMW E9X (E90, E91, E92, E93) 3Series produced between 2004 to 2013 is a great machine offered with various engines and bodystyles to suite anyone. Nov 15, 2019 · As for the Alternator, the "Textbook" range of System Voltage with the engine running and Alternator therefore charging, should be in the range 13. After some testing and opinions, I replaced my alternator and battery. Here's what you should look for if your BMW alternator is failing and how you can fix the problem. I also got an "electrical malfunction" message on my NAV display. 64K subscribers Subscribe Alternator Issues after OvervoltageAll times are GMT -5. When I got home I checked the voltage using my smart cigarette lighter charger and it had gone down from its normal 14 volts to 10. E60/ E90/ E92 Alternator replacement 535i 335i Or any pre 2012 n54 engine Reach Auto 18. Jan 9, 2023 · Learn how to test your BMW's alternator and charging system with step-by-step instructions for diagnosing issues and ensuring optimal performance. One caveat - there is visible oil or steering fluid on the alternator - just had the Watch this video for a very in depth detail on how to replace that stubborn alternator in your BMW and save tons of money by doing it yourself! Check out this new series Sal's Corner! Check out So, from some googling it appears the correct Battery Voltage when charged by the alternator is around 14. 75 the alternator is charging. < 12. 4V. Since my auto has 287K on it, would seem perfectly reasonable. Alternator replacement (bought from NAPA with lifetime warranty. The BMW Intelligent Battery Sensor (IBS) is a mechanical/electronic device which is connected directly to the negative battery terminal. In this video i show you how to remove and replace an alternator in a BMW E92 series. Normal voltage should never be below 12. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. us My Yahoo! Jan 28, 2023 · Voltage Regulator? Alternator? All times are GMT -5. In this video i show you how to easily replace the voltage regulator in a bmw 3 series. 335 alternator removalAll times are GMT -5. 4 when I stopped the car. Whether or In this comprehensive tutorial, we'll guide you through the process of replacing the voltage regulator on your BMW E90's alternator, highlighting common mist Sep 2, 2016 · Remember, my E90 is a 2005 model which we got in South Africa already, so maybe being an early model it didn't have IBS. Jun 12, 2022 · Disabling IBS (Intelligent Battery Sensor)All times are GMT -5. BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > Regional Forums > UK > E90 Alternator Field/Excite Wire? > Charging System Malfunction: Can I test alternator with ISTA+ Thread Tools Bookmarks twitter Facebook Digg Google StumbleUpon del. Obviously each engine start is going to considerably drain the battery and it takes a lot of driving to recharge the battery from the alternator. In this article, I'll go over the steps involved with replacing the alternator on the BMW N52 and N54 engine. I very general way to test it is: Measure the battery voltage with the car running and lights on. Apr 2, 2023 · Like any other component of your BMW, the alternator can wear out over time. 4volts. Sep 14, 2018 · 4. These cars eat ground straps as they age. Hub for all BMW 3 series, 2006-2013. She pulled over, turned it off then restarted w/ no issues. The time now is 02:23 AM. After turning the car off, then back on, it ran fine the rest of the day. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm Dec 27, 2019 · Buy NewYall Alternator Voltage Regulator for BMW 08-13 128i, 08-10 135i/528i/535i, 07-13 328i, 09-12 328i xDrive, 07-08 328xi/335xi, 07-10 335i/X3/X5, 09-10 335i xDrive/528i xDrive/535i xDrive: Alternators - Amazon. (100% Solved) 00278D BSD. 5v when driving if not higher. On different models, the list of fuse locations may differ slightly, we present diagrams of the most common modifications of the BMW 3-series. I know most people mention that the rectifier is hardly ever Jan 7, 2019 · I have a 2007 E90 328i 63,000 miles. #project #bmw #fyp BMW Energy Diagnosis The aim of the energy diagnosis test module is to determine possible causes of a breakdown due to a flat battery or problems in the vehicle electrical system A breakdown due to a drained battery or problems in the vehicle energy system can have a wide range of causes which, in most cases, are not caused by the battery itself. You are reading 9,6-9,8 you say so your alternator is not working. Mar 1, 2010 · This told me alternator was not charging ( no power going from battery to run electric circuits ) Replaced brush holder ( bosch ) and all is well . Idled for a couple of minutes. 1. My car is a 328 convertible. 0/14. Jul 10, 2023 · Reason probably is because BMW keeps the source code to the alternator BSD function close to the vest, and the imposters attempt to reverse engineer the alt bsd software by using test equipment to read the wave forms, and then write source code from what they observe, but probably don't get it quite right - or maybe the alt is just electrically Sep 21, 2015 · e90 alternator problems Jump to Latest 6. Aug 19, 2020 · Maintain stable electrical voltage with the Bosch Voltage Regulator (part number 12317561939). Feb 13, 2013 · Low voltage with the car running (if it doesnt climb or exceed the battery voltage). 35K subscribers in the E90 community. Anyone is welcome! Mar 6, 2023 · No question about it, "events" happen in threes - this is only #2. I have a 2011 BMW e90 335xi with the N55. Battery not charging. Jul 11, 2021 · The Multimeter tests described above are designed to test BOTH the Transfer Point and the Alternator. Battery/Alternator IssuesI don't currently own a voltmeter, usually just borrow one when I need one, but wanted to check my voltage obviously. 4v. It's tested ok as far as only getting a reading one direction, but my reading came back at about 350, not the specified 500-800. 75 the alternator isn't charging. 5 volts but after a few restarts the rpm quickly drops to 500 then climbs to about 7 to 800 rpm then i notice its charging at 13. 5/14. Jan 18, 2022 · Hello! I have a 2006 bmw 325i (N52 motor) I have been experiencing some weird problems lately where my battery constantly drains over night and wont start in the morning before work causing me to have to jump-start the car. Shop our wide selection of Alternator for your BMW 3 Series E90 (2006-2011) Oct 29, 2021 · Leaky cooling system? Use this tech article to perform a leak test on your engine Jul 3, 2022 · Hi all 2007 E92, 2 litre auto petrol! 133k miles So, I have a charging/alternator/voltage regulator issue! Car starts, but the secret dash UB voltage readout is showing only 11. Replacing the cables every 5-7 years is cheap preventive maintenance to ensure alternator and starter longevity, as well as basic function of all operating systems; mine has needed them in that time. us My Yahoo! Sep 7, 2024 · The alternator plays a critical role in your BMW’s electrical system by charging the battery and powering essential components like the headlights, radio, and air conditioning. Check these troubleshooting and repair guides for more help on your BMW. When the alternator starts to fail, it can cause a variety of problems that, if not addressed, may leave you stranded with a dead battery. > 13. What do you guys think the problem is Your BMW alternator is responsible for converting the mechanical energy of your running BMW engine into electrical energy to power your BMW's electrical systems, as well as keeping your battery charged. 2. Crank shaft position sensor replacement (bought from BMW) 5. Did you check the voltage regulator maybe? At 12 volts you battery is almost completely depleted, a fully charged battery is 12,6 volts. Apr 5, 2014 · So I have been getting a low battery drain message or reset active steering message in the morning sometimes. Bad alternator or voltage regulator (But the regulator is built into the alternator). A failing alternator in your BMW can cause odd electrical behavior or potentially leave you stranded if early symptoms are ignored. 1 at least for a moment, with engine running, on my 328xi, and I have never had a Battery or Charge System warning light or electrical system Order BMW 320i Alternator Pulley Nut online today. This morning, my dash board lit up like an xmas tree. Check out free battery charging and engine diagnostic testing while you are in store. BMW E60 (Hidden Feature) How To Test Your Alternator Voltage and Temperature Waur 403 subscribers Subscribed The alternator voltage seems a little low given the battery voltage, I'd expect a minimum of 13. They should brighten if alternator is working . ALTERNATOR REPLACEMENT REMOVAL BMW E90 E91 E92 E93If you need to replace the alternator on BMW e91, e90, e92, e93 we will explain in this video where the alt About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket © 2025 Google LLC In this video, I’ll share How To Diagnose Your BMW Battery/Charging System! DIY! Here’s the battery tester: https://amzn. The time now is 08:49 PM. All times are GMT -5. The time now is 02:53 PM. Aug 3, 2019 · Home / BMW E90 328i Sedan / Repair Manuals and Technical Data / 12 Engine electrical system / 12 31 Alternator with Drive and Mounting Parts / 12 31 009. Detailed repair manual for the 2007 BMW 328xi Sedan AWD (E90) L6-3. us My Yahoo! Device: Multimeter https://amzn. I assume the electronics run for so long or there is a bad connection somewhere that resistance increases and relay does not get fed enough power to keep it closed. What threw me for a loop is I took it too the local Oreillys auto part store for testing and he said there were bad diodes in the alternator and that its failing. Battery was replaced and registered 4 months ago. I had my mechanic test the battery change « Previous Thread Next Thread » E90 engine ground cables, no start and no charging. 7volts. I'm working on my 2008 BMW 335i with the N54 motor in this video. Anyone is welcome! This video is about BMW 335i Electronic Malfunction - Battery, Alternator (e90, e92, e93) Apr 8, 2020 · How To Check Alternator Charging Voltage BMW E90 E91 E92 E93 E60 E61 E70 E71 E81 E82 E87 E88 If this video was useful , you can support me by LIKE / SHARE and you can SUBSCRIBE to my channel for How to repair and check BMW alternatorEnjoy 100+ live TV channels and on-demand TV with entertainment, sports, news, and more Jul 24, 2023 · In this guide, we'll explain the location of the fuses and relays in the BMW 3 Series E90 (2004 – 2013). A check can be done at night with engine idling and lights on , then watch if lights brighten as you rev the motor to say 2000 revs . Guys check out our TikTok and instagram pages ⁠@prmods3 We are open to car reviews so message us or email us. Upon starting the car it was ~14. 0v even under heavy load on a standard car/truck/SUV alternator. Wiring Diagrams PDF - full service manual in your browser. Dec 6, 2015 · The car is a 2011 3 series e90 with original battery. 7volts while the vehicle on in accessory mode should be around 12. Feb 2, 2025 · Discover common BMW alternator problems, their symptoms, and effective solutions to keep your vehicle running smoothly. Sep 24, 2022 · « Previous Thread Next Thread » 155 or 180 amp alternator Oct 2, 2021 · Is this normal or alternator is going bad? All times are GMT -5. Jun 9, 2019 · See how to access the hidden, secret menu of BMW (in this video - a BMW E46, but it is the same for BMW E39 and some other BMW models, too). Your video showed it was working at the time you took the video. Jun 18, 2019 · Thank you George for your input, I had my mechanic test the voltage from the alternator and the dealer and they both noticed a very high voltage so the alternator is definitely overcharging. Replacing Voltage Regulator on AlternatorAll times are GMT -5. us My Yahoo! Nov 4, 2021 · twitter Facebook Digg Google StumbleUpon del. HOW TO TEST ALTERNATOR DIODE ON BMW E90/E91/E92/E93 as 3 series, without removing it ! - YouTube Thread Tools Post Reply Bookmarks Tags alternator, battery, electrical system malfunction! Is the alternator genuine BMW? Does the engine crank? Or when you turn the key nothing happens? Your alternator has little to nothing to do with start up. us My Yahoo! wilt Please advise regarding battery voltage for E90 2012 What voltage should the battery of a BMW show? How can I tell if the battery in my BMW is low? What symptoms indicate a faulty alternator in a BMW? What is the price of a BMW battery? Are N and E90 batteries interchangeable? Does BMW battery programming need to be done? How can I tell if the battery in my car is weak? A BMW alternator twitter Facebook Digg Google StumbleUpon del. If everything ELSE checks out in the tests, you might try measuring Voltage at Pin #3, Violet wire, AGAIN during ACTIVATION of the pump, and see if voltage is higher than with just Ignition ON. I continued to drive the car. Apr 23, 2015 · Voltage Regulator? Battery? Alternator? How To/Diagnosis All times are GMT -5. to/4hB « Previous Thread Next Thread » Bad alternator or not? Aug 18, 2025 · Struggling with BMW alternator problems? Our guide shows you the signs, causes, and when it’s time to repair or replace. I'm thinking it is just the battery on its last leg. com FREE DELIVERY possible on eligible purchases Battery below 12v means time for a new battery Anything under or above these readings may be a problem so that why its best to do a Diag. 5V, and when turning the car off it dropped to ~12. Good test. It covers the entire range of the BMW's electrical components from the battery, alternator, starter motor, fuel injection system, ignition system, steering, suspension, brakes, and more. We we will explain how to test alternator diode on 2006 BMW 325i but it should cover the whole generation BMW E90 E91 E92 E93 and even generation E46. The battery is 1 Mar 15, 2025 · Explore common BMW E90 alternator problems, symptoms, causes, and effective solutions to keep your vehicle running smoothly. Came home and measured the voltage at the battery while car was running and it read 11. They come in 150 amp and 180 amp. The time now is 06:26 AM. icio. Everything on the car is stock. battery or alternator? All times are GMT -5. Would buying a rebuilt part be a bad idea? Any recommendations for where to find something at a discount? Alternator ReplacementAll times are GMT -5. 0/13. CC-ID 213. Would I need the 150 amp or the 180 amp? Also is the Dec 29, 2022 · I think I can even test voltage at the alternator hot terminal while pressing the start button, since the alternator is downstream from the starter on that wiring run. Oct 16, 2024 · When your BMW starts showing signs of electrical problems, one of the first components to consider is the alternator. Today it started fine. twitter Facebook Digg Google StumbleUpon del. Checked my voltage that night. I changed starter, checked grounds, alternator, battery and still clicks. 4K views 4 replies 4 participants last post by R ODonnell Sep 22, 2015 Y Nov 17, 2020 · twitter Facebook Digg Google StumbleUpon del. 3v when the car is running and under load it is Issues with E92 M3 not sure if battery problem or Alternator,the car while driving randomly shows the lights in the pic and then the gear starts making cracking sounds;I will post a link to the video. Last Tuesday my battery was dead. Just received the alternator malfunction on my dash - code returned was 2E97. I had my mechanic friend look at it and I did some research and came to the conclusion it is either the Dec 31, 2017 · Today my alternator went out and I'm looking to buy a replacement. Hello, so last night while driving home the red battery light came up multiple times on my E90 328i. The codes- plenty of over voltage codes! - EGS voltage supply COMMON BATTERY DRAIN ON BMW E90 E91 E92 E93. The time now is 08:59 PM. Jumped it but after sitting for a few hours it was dead again. Jun 5, 2015 · Alternator Rebuild or Replace?All times are GMT -5. bkthpm bavw fvszt mronqf zqmof kapts rcnqk dhgrwe clruz eei