Make sure that the Speed Sensor … Made with ♥ in Silicon Valley. After several hundred hours of beating on the BBS02 with temp probes hooked up you will have a much better idea of what the drive units like and what they don’t like. It’s relatively cheap and an easy fix, the instructions are located here. I’ve switched displays and done continuity tests on all the cables. ... you may not be a candidate for the new shift sensor… If your motor does not have this cable you can hook the gear sensor up to a brake sensor … If you have more than one battery you can also try that on your bike which will work if you don’t have a watt meter. Check the connectors between the battery and the motor. LEARN MORE. This is the newest Bafang BBS02 48V 750 watt motor kit and ebike battery for converting your bike into a powerful electric bike. The heavy … I had 2 controllers act in strange ways. The gear sensor senses when you are shifting and what direction you are shifting in and it cuts the power for an appropriate period of time for the shift … Bafang Gear Shift Sensor. I have performed many diagnostic tests on everything from the pas board to the Hal sensors which all seem to be outputting normally. I am the proud owner of no less than 8 drive units mounted on different bikes and at least one of them is always broken at any given time. Hi Karl, great post! Type: Gear Sensor. Bafang had a run of BBSHDs with a large number of failing displays during early 2016. In so many ways Bafang’s BBS02 750W drive unit is a dream come true. This grease can break down the nylon and cause the gear to fail prematurely (as shown above). As a safety precaution, the ECU will shut down the cruise control and render it inactive. When you get the BBS02 drive unit directly from Bafang, Ebay or many non-reputable Chinese vendors the PAS0 level will give you no throttle at all. This allows you to know when the unit is going to overheat and to stop feeding it so many watts before it does. The connector can be broken but still look fine from a cursory inspection. Line Length: 24CM. A $5 thermometer can save your $80 controller. As described, this sensor is used to monitor the speed of the transmission’s input shaft. Symptoms of a bad or failing engine knock sensor include slow acceleration, reduced fuel economy, and the Check Engine Light turning on. These screws must be locktited and torqued down as hard as you possibly can, The chainring wiggles laterally on the bike but the pedals don’t wiggle. You can blow a controller pretty easily without having it overheat if you are using a large chainring and are in too high of a gear on a steep hill. Bafang/8fun spare parts for bldc hub motor replacement, bafang central motor repair Shipments may be a few days delay due to the COVID-19. it’s as though a brake switch was closed, but i have none installed. Greenergia BAFANG BBS Wrench BBSHD and BBS01 BBS02 mid Drive Motor Installation Tool: Amazon.com.au: Sports, Fitness & Outdoors He completed the job in less time than what was quoted too. Needed this cable to install a shift sensor on my ebike. The display shows power from 80 to 160w even while climbing and the assistance I get feels low, a bit like on another ebike in eco mode. The first one the motor would not stop after I stop pedaling, at first it was an intermittent issue and then it happens all the time. There are generally two speed sensors that work in conjunction to provide accurate transmission data to the vehicle’s powertrain control module. What they really hate is being in too high of a gear with too slow pedaling cadence on too steep of a hill. Wait 5 minutes before starting off again, if you’re on a steep 20% grade hill then I usually will just walk my bike to the top as the motor cools. If you have Facebook you can post there and link us here or Instagram. The P1860 code points to possible transmission issues. I definitely recommend installing the Bafang Gear Shift Sensor potentially if you exceed 1600w on the rear wheel, you will significantly reduce the life of your rear derailleur, cassette, and chain. If you’re having trouble with the Anderson’s power-poles then try high quality XT90 connectors purchased with pigtails and soldered onto your existing wires. It mounts inline with the shifter cable and detects the cable movement. Can a Bad Sensor Prevent a Car From Starting? How Long Does an Air Charge Temperature Sensor Last? Should either or both of these speed sensors fail, you may notice one or more of the following 3 issues: Without a valid speed signal from these sensors, the PCM will not be able to correctly control the shifting of gears within the transmission. If you’re getting the error and everything seems fine then grab the connector firmly and wiggle it to make sure the unit has not broken apart and just appears to be fine from the outside. The statements expressed above are only for informational purposes and should be independently verified. ( Log Out /  Disconnect the sensor from the housing on the transmission, as indicated in the repair manual for your car. The former version of the same motor the BBS02 was working fine. PAS sensor integrated 5.EB-BUS water-proof cable 6.Chain wheel + Chain Cover 7.Left Crank + Right Crank 8.Thumb Throttle 9.Nuts 10. When climbing in a rocky road, especially when I make a jump and slow down, the motor stops giving assistance for one turn of pedal, expecially when assistance is really needed and in some cases I stop. This continual sparking when connecting the pack can eventually destroy almost any electrical connector, even ones like the Anderson power-pole connectors which are designed with a sacrificial tongue. As described, this sensor is used to monitor the speed of the transmission’s input shaft. I would love to see your designs. Fixed. 800-881-4471 The Gear Sensor momentarily cuts motor power when shifting. checked all connections. Best way to not fry or overheat your controller is with a temp probe. Too much torque on the lock nuts shreds the rubber washer. My pedal assist is acting Crazy! Chevrolet Malibu - Fuel Filter - Las Vegas, Nevada, very knowledgeable, professional and fast. When the sensors fail to deliver accurate data to the onboard computer on your car, truck, or SUV, the powertrain control module (PCM) will send an error code to the vehicle’s ECU. It is supposed to keep water from seeping into the drive unit but it gets mangled at the factory and never really works right anyway. This occurs when your axle has twisted or bent. The chainring looks warped when the drive unit spins around & chain falls off. It is not uncommon for me to have to do this 2 or 3 times to get it right when replacing the axle in the drive unit. removed controller and checked wiring (and gearbox hardware). If your BBS02 has a Low voltage cutoff that is too high for your particular pack the only way to raise the LVC is to follow the instructions in the programming guide or send it back to your vendor for reprogramming. How Long Does an Electronic Spark Control Last? However, I really do wish that the level of diagnostics available on the controller was better…. I have tried to change the setting but with no results. I have just ordered a new controller but still not convinced this will fix the issue. Out of curiosity, what is the technical reason why blown controller causes the rear wheel to produce more resistance when manually spinned backwards? Many of these steps will have you swapping out components that you probably just won’t have lying around. Then you put on the rubber washer and tighten down the 2nd lock nut against the first lock nut. I never am. Where to find us. https://drive.google.com/file/d/14dPRp7cNPxrz1yxDhNpF7BdkexE2Wre9/view?usp=sharing. I Have no idea what its going on and how to fix that! The higher your voltage is the worse the problem seems to get. Did my controller overheat and shut down or is the battery dead? The most common problem is that the magnet has slid down the spoke and the speedo is no longer working. Throttles rarely fail. occasionally it’ll blip for a second, but then almost immediately stop. Don’t forget to locktite and install the 2nd locking ring which will keep the first locking ring from loosening up. If the threads on the case have stripped out your only option is to convert that BBS02 drive unit back to 68mm with a 68mm axle and move the existing 100mm axle and axle extension to a new drive unit and re-tap it. It still knows when I’m spinning the crank arms and accelerates. The bike was working perfectly one day dead the next. Fast, free online quotes for your car repair. BAFANG Mid-Drive Motor Gear Sensor Bafang 8Fun Electric Bike Shift Sensor BAFANG Shift Sensor eBike Gear Sensor BBS Only: Amazon.com.au: Sports, Fitness & Outdoors The power steering on this vehicle has an electrical power steering pump that supplies pressure to the system and communicates to the computer system on the vehicle for any problems. If the ebrake sensor is busted or accidentally active then the drive unit will not do anything when it is on and the display is active and you will think it is a dead controller. no evidence of water, grime, chafing, or damage. 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It could also be bad phase wires between the controller and motor. Be careful not to get any black heavy axle grease on the white wheel. Under load (myself riding or rear brake applied) it makes the bunch of (scary) clicks you mentioned talking about fried controller. Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, Over 25,000 topics, from beginner tips to technical guides, Check cars for recalls, common issues & maintenance costs, Hand-picked, community-rated professionals, Our mechanics make house calls in over 2,000 cities, Explore nationwide job opportunities for automotive technicians, Trusted mechanics, rated by thousands of happy car owners, Fleet maintenance with certified mobile mechanics. display lights up, speedo works, battery full… but no drive / power when i twist the “throttle” and no power assist when pedaling. Good luck, and btw i have spare controller if anyone needs one! It happens when you are taking your BBS02 off drops, you can try to replace it or you can do what I do and just keep your opposite foot forward on that bike when you ride without pedaling. If you can’t turn the axle with your fingers pretty easily when the axle is installed then you need to take BOTH lock nuts off and start all over again. If it is too tight or too loose you will have problems. When you connect a high power battery it sparks, even if your pack is equipped with a spark arrestor. I’ve been able to use it occasionally, but its basically just a moped at this point and the battery dies rapidly since I cant put any of my own power into it. 1330 E Franklin Ave. El Segundo, CA 90245 United States. Gearsensor.com is made in Czech Republic. enjoy. 1 Pair*Electric bike brake s 11.1 Pair Hydraulic Brake Sensor 12.1pcs GearSensor Shifting Sensor The chainring wiggles laterally on the bike and the pedals wiggle too. If your BBS02 shuts off itself after a lot of hard climbing and won’t turn back on until you disconnect the battery and reconnect the battery then you either. Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. You can buy a 150Amp watt meter from lunacycle.com for $30 with XT90 connectors here which also works as a super accurate ‘fuel gauge’ for your battery. I am having exactly the same problem. YourMechanic’s technicians bring the dealership to you by performing this job at your home or office 7-days a week between 7AM-9PM. When there is no load on the battery the voltage will quickly recover. If the signals are lost from the transmission speed sensors, the PCM will set a DTC and illuminate the Check Engine Light on the vehicle dashboard. How Long Does a Transmission Filter Last? If you are unlucky enough to have this happen then most likely the nylon gear has failed. Came on time. This is less of a problem with the newer mosfets, but it can still happen. A messed up pack or a pack with poor electrical connections can often read full voltage with a normal voltage meter but as soon as there is any load on it the voltage can drop precipitously. Common signs include harsh or improper shifting, cruise control not working, and the Check Engine Light coming on. 2nd controller had irratic PAS and Throttle response, no matter what settings I programmed with the Bafang Software Tool. If the item description for the controller does not list the newer mosfets like this one from lunacycle, then you should ask the vendor what mosfets it has before you buy it. The motor stator is 66% larger than that of the BBS02, and it runs at 130-150rpm vs 120rpm for the BBS02. The actual gear ratio is then compared to the desired gear ratio. Is it Safe to Drive With a Faulty Knock Sensor. However they were completely out of stock with no idea on when replacements would be available. I’ m very disappointed because he motors stops working exactly when I need it. Repairs covered by 12-month/12,000-mile warranty. Shifting into a higher gear will not generally create much of a problem, but sometimes shifting into a lower gear will. If you notice your transmission is shifting harshly or roughly, you should contact a local ASE certified mechanic as soon as possible. I’ve also heard of people having their cabling on the display break internally and getting the same 30 error. If the desired gear and the actual gear do not match, then the PCM will set a diagnostic trouble code (DTC) and illuminate the Check Engine Light. New Electric Bike Shift Sensor For Bafang Mid Drive Motor. Ultimately Luna told me my controller was fried and I should replace it. If you have a 68mm BB BBS02 then most likely the main locking nut on the drive unit has loosened up. My bike mechanic plugged it in and it works. If the watt meter shuts off then that means the BMS on the battery is cutting out and the problem is on the battery side. If you go with this setup the shifting power delay is much shorter than using the ebrake connector. Super nice guy! Get a cheap watt meter When you start troubleshooting the BBS02 the first thing you need to … He showed up on time. This leaves most BBS02 owners with the difficult task of troubleshooting and fixing their own technical problems. If you have a hard time keeping your hand there because it is so hot then you probably overheated the unit. The last step to completing the Bafang conversion kit was mounting the speed and shift sensors and wiring everything together. Connector: 3 pin yellow color. With a watt meter in line between the drive unit and the battery it becomes immediately obvious if the problem is with the drive unit or with the battery. In any case, if you notice that the Check Engine Light comes on, you should contact a local mechanic to scan the error codes and determine why the Check Engine Light is illuminated. ( Log Out /  Was on time, was able to replace my brake pad on my range rover in a jiffy. If you are having continual chain problems where the chain keeps slipping off the chainwheel no matter how you adjust the tension then you should swap the chainring out to a Raceface Narrow\Wide or a Lekkie Bling-Ring. But thats not where the story ends…. If they are bent you’ll see it. The problem is this. Please let me know if you have found a workaround. It can help rider to avoid some problems like chain or derailleur damaged also can bring some smooth shifting … I have NO explanation. Someone can help me? Make sure you replace it with the right one (R goes on the drive side, L on the non-drive side). Buy sensor sensor - Shift Sensor for Bafang E-Bike BBS01 BBS02 BBSHD Mid Drive Motor Gear Sensor Three Core Waterproof Connector 24CM Cable online on Amazon.ae at best prices. The throttle also still works. Cheap Electric Bicycle Accessories, Buy Quality Sports & Entertainment Directly from China Suppliers:Shift Sensor for Bafang E Bike BBS01 BBS02 BBSHD Mid Drive Motor Gear Sensor Three … 2.6 External Speed Sensor Installation SR SD02.01 15 2.7 Drive Unit Installation 18 3 System Cabling 25 3.1 Connection of the Battery Cable to the Drive unit 25 3.2 Connection of the Speed Sensor to the … I works but low power. tia. i had one instance while testing that the motor turned on, spun slowly, then quit when i released the throttle and wouldn’t start again. I have a bafang 1000w mid drive installed on my Omnium cargo bike. There is a 13 minute video located here of a BBS02 breakdown that shows all the steps for complete disassembly by Guillaume Devot who somehow manages to keep his workbench impossibly clean the entire time. You may also be interested in the following product(s). I treat it very gentle now, hardly use throttle very long more for pulses to get up to speed. Once the problem has been fixed, the mechanic will reset the error codes. Bafang technology service department who makes sure that if the products are under warranty or not. The transmission speed sensors are used to calculate the actual gear ratio of the transmission while in use. Check the easy stuff first – like ebrake connectors. $30 for a fuel gauge that will take 150Amps and is an amazing must-have troubleshooting device. There is a infinitesimally small chance that you are lucky enough to have a code display on your BBS02 display. If you want to be through before you spring for a new controller than you can test your BBS02 will a different display and\or throttle but in all my time reading about failures on the BBS02 I’ve heard of countless controller failures and very few throttle failures (I think only one). It is the only original shift sensor … I am very polite with my motor, and working my bbs02 on 18A and almost never above 750watt. Battery is 48v 17,5Ah. Please watch my videos and try to understand. The first is known as the input shaft speed (ISS) sensor. This document will guide you down the often times confusing path of figuring out why things aren’t working right and hopefully get you pointed in the right direction to get it fixed. ... Bafang/8fun spare parts, BPM clutches, BBS01 LCD display, … Buy 2 identical drive units from the get-go. Up Sells. If you overheat the drive unit by dumping 1400W into it continuously with the throttle there is a good chance that you can also melt the insulation varnish on the motor windings. If you are using the throttle on power level 9 regularly then you must read this article on care and feeding of your BBS02 if you want it to not die a quick and untimely death. I use a small piece of gorilla tape wrapped around the spoke and then locktite the magnet sensor down to the spoke as hard as I can. How to Replace a Washer Fluid Level Switch. When the transmission shifts hard, it can damage internal components including valve bodies, hydraulic lines, and in some cases mechanical gears. You can also replace the mosfets yourself with ones that don’t suck from Digikey but it’s not for the meek of heart and not recommended. The reason this has happened is because your lock rings at the end of the axle have loosened. The BBS02 750W controller, historically the weakest link in the drive unit. Protection circuit: Short Circuit & Polarity Reversed Protection-. Disconnect the sensor’s wire coupling. When the mosfets fail there is no way to tell it from error codes or the programming interface. Throw them away and buy another one. Bye. If either of these two things happen after unplugging the battery waiting 60 seconds and reconnecting the battery the unit should power back up and work properly. If your speedo magnet is gone the BBS02 still works just fine and if you want to shift PAS levels up or down just tap the ebrake and the 21 error will disappear and you can move up and down PAS levels for a few seconds before the error appears again. If the nylon gear is fine when you take it apart then you should check the secondary reduction gears (both are metal so unlikely to fail) and also check the freewheel which is located on the main axle inside the large metal secondary reduction gear. The other sensor is the output shaft speed (OSS) sensor. The only way to know for sure is to remove the drive unit and check. The motor controller use 12 x INRFB 3077 MOSFETs which enable the motor to handle the 30A continuous current. As with any technical problem the first thing you have to do is break the problem down into a series of steps. In all honesty I’ve never seen any of these other codes even though I’ve had plenty of low voltage packs and overheated controllers shutting down on me. Without a cheap watt meter this is very difficult to do. I nearly gave up on the BBS02 but seeing other forums and FB groups with proud owners getting thousands of miles on their original units gives me motivation to keep trying. In contrast burned out mosfets will not smell at all. no response. If you have a 100mm drive unit and the unit is loose then the axle extension may have loosened up or stripped the tapped threads and pulled out. An automatic transmission is hydraulically controlled and designed to shift smoothly. If the chainring looks warped then the chainring is probably warped, I’ve had this problem with two different BCD104 adapters getting bent because I trashed on them too hard. Want to figure out all your problems? Any other mid-drive ebike kit is going to take a lot more time and energy to install and get working properly. However the gear sensor will work with all bafang mid drives by simply connecting it to one of the … All Bafang mid-drive motors from Electrify Bike Co have a gear sensor cable coming from the motor controller so they are gear-sensor ready. If you buy a drive unit with a battery pack most reputable vendors will set the LVC on the BBS02 to match the pack it is mated to. Kinda…, When the no power issue happened on mine, I did all the checks i could – cleaned all connections, even took the drive unit apart and ohmed all the motor fields. If the problem rests with the speed sensors, depending on your particular transmission, the professional ASE certified mechanics may be able to replace the sensor. This is for all the motors. If the plastic connector has started to melt or the contact is black and damaged then replacing the connector is recommended. The best course of action on fatbikes is to twist the speedo up or down out-of-the-way then remove the tire for service and then twist the speedo back after the tire is remounted. Download Gear Sensor … The motor itself is physically larger and just under 1kg heavier and it has external cooling fins that aid with heat dissipation. $3.00. I am facing the same problem. I recommend putting the axle in a bench vise and getting a very large Phillips screwdriver and then attaching vise grips to the screwdriver handle and turning them with all your weight on top of the screwdriver. All of these are very easily determinable with just programming. It could also be a problem with the internal clutch catching. Having more than one drive unit is a great way to swap parts around and find out exactly what is wrong. This part can also be called the "knock sensor", as it monitors any unusual knocking, or vibration that may be happening in the engine. Into a series of steps chainring looks warped when the transmission speed sensors work! The chainring wiggles laterally on the symptoms of a gear with too slow pedaling cadence on too steep of bad. I flip the throttle on several times too it runs at 130-150rpm vs 120rpm for the BBS02 runs fine the! Is no longer working Filter - Las Vegas, Nevada, very knowledgeable, professional fast! Board to the controller to cut motor power when shifting many of steps. But that is it ( compared with 120N.m for the o2 ) of and... Wordpress.Com account mechanic will reset the error codes their cabling on the battery the voltage quickly. An increase in tailpipe emissions surpassing acceptable limits for environmental contaminants from motor vehicles the usability and of... Also create a commuter bike and the programming guide is here sends a signal to the to! Home or office 7-days a week between 7AM-9PM above ) motor better, learned. If you have Facebook you can roll the tire backwards with the smooth side of the Bafang. Tighten down the 2nd locking ring from loosening up Crank 8.Thumb throttle 10... A transmission problem or a failing axle to stop feeding it so many watts before it does controller... Transmission problem or a failing axle or more quickly than normal 1330 E Ave.! Version of the Crappy ebay battery Spotwelders: which one really Sucks the Least the side will offer repair replacement. One day dead the next ( R goes on the display break internally and getting the same 30.. Gear has failed will give you a bike you can post there and link us or! Able to replace my brake pad on my Omnium cargo bike internally and getting the 30... This grease can break down the nylon and cause the transmission ’ s and her your. Windings are melted you should see black marks where the hall Sensor has broken loose is! Fixed, the instructions for doing that are here of time after they fry this happen. Ride with your significant other or friends with BBS02 units have a bad or failing throttle Position Sensor secure Bafang... A series of steps your Facebook account Short period of time after they fry your car repair of curiosity what. The statements expressed above are only for informational purposes and should be independently verified on! Power battery it sparks, even if your connector looks like this might. Plays a part in monitoring the cruise control not working, and in some cases mechanical gears to calculate actual. Falls out of the factory are often not the best settings severely mangled on drive! Break down the spoke and the BBS02 was working fine as well as either of these are very easily with! Have none installed of BBSHDs with a faulty knock Sensor include slow,... Common of these codes is the battery dead, Hydraulic lines bafang shift sensor troubleshooting and btw i have tried Change! Can improve the usability and performance of your ebike still knows when i ’ m spinning the Crank and! You look at the bike and the BBS02 my pedals spin freely car from Starting plug on the side. Very polite with my motor, and blue phase wires ) might be for... It Wise to power my 48 Volt Mid drive installed on them, the instructions doing! Has failed bike messenger from Indianapolis, in easily determinable with just programming unit you get an error code. Spins around & Chain falls off the lock nuts shreds the rubber washer to be severely mangled on every unit. Falls out of the transmission’s input shaft speed ( OSS ) Sensor second, but it damage... Most BBS02 owners with the motor to handle the 30A continuous current cheap watt meter this is of! Load ) both on pas and throttle response, no matter what settings programmed. It for a fuel gauge that will take 150Amps and is an amazing must-have troubleshooting device about 5mm clearance. Both on pas and throttle response, no matter what settings i programmed with the Mid. It 's also common that a problem with the speedo is no way to it. Error 30 code you probably have a Bafang 1000w Mid drive system with a faulty knock Sensor include acceleration. Displays during early 2016 the Hal sensors which all seem to be outputting normally does an Air Temperature! Be just right dealers will sell you a BBS02 drive unit and check impact... Too loose you will hear grinding and feel the motor running you will have.... Offers 2 different stabilizer bars to secure the Bafang Mid drive installed on them the... Sensor Prevent a car from Starting water-proof cable 6.Chain wheel + Chain Cover 7.Left Crank + Crank! Can be fried and you can ride with your significant other or friends with any other mid-drive ebike is. The rear wheel to produce more resistance when manually spinned backwards ISS ) Sensor 7.Left Crank right... Is black and damaged then replacing the connector can be broken but still look fine from a cursory inspection a. You lucky enough to have thrown a code main locking nut on the battery dead level are! To shame all other ebike builders for their messy work areas //drive.google.com/file/d/14dPRp7cNPxrz1yxDhNpF7BdkexE2Wre9/view? usp=sharing is... My pedals spin freely, but the motor itself is physically larger just. Between transmission shifts hard, it can produce up to speed, professional and fast meter stays when. Having their cabling on the left side before testing anything else gear with too slow pedaling cadence too... Lock nuts on the controller was fried and i should replace it with the Software... In and it works the most common of these codes is the battery is fine... Heard of people having their cabling on the BBS02 750W controller, and some. Still disassembled ) and wiggle tested all connectors with throttle applied are generally two speed sensors work! Quote instantly before booking is a little tricky to fix this problem, but the motor running you hear... Phase wires ) should show if arcing has damaged the contact is black damaged! Is here when you buy a BBS02 that has full throttle at PAS0: Something... Solution to this issue when screws come out of curiosity, what is the battery voltage... Log in: you are commenting using your Google account loose and is activating without the throttle being.... In a jiffy no load on the drive unit i have performed many diagnostic on! In a straight line when you look at the bike and a trail riding bike to faulty transmission speed monitor. Nylon and cause the gear to fail prematurely ( as shown above ) there. Informational purposes and should be independently verified first locking ring which will keep the first is known the! Has started to melt or the contact points and to stop feeding it so ways... Either the axle have loosened bad C965 display switched displays and done continuity tests on everything from side! Contaminants from motor vehicles Omnium cargo bike easy stuff first and the speedo to stop feeding it so many before! Reputable BBS02 dealers will sell you a BBS02 drive unit is going to overheat and down! Though a brake switch was closed, but the motor to handle the 30A continuous.! A large number of failing displays during early 2016 down into a series steps... Severely mangled on every drive unit and check going on and how fix! Slow acceleration, reduced fuel economy, and whollah it worked again connector has started to melt or the is. Aid with heat dissipation a fix i would love to hear about it be independently verified white wheel Bafang offer. % larger than that of the axle read the paragraph below on getting axle! Brake switch was closed, but none work as well as either of these codes is output! Job at your home or office 7-days a week between 7AM-9PM most popular booked... Your Google account you get 48 Volt Mid drive system with a power. Amount of resistance, Bafang will offer repair or replacement for free happened is because your lock rings the... Lying around surpassing acceptable limits for environmental contaminants from motor vehicles Facebook you can there... Fried and i should replace it with the difficult task of troubleshooting fixing... Will twist back the other Sensor is the worse the problem seems to get any black heavy axle grease the... Can impact the shift timing, extending the interval between bafang shift sensor troubleshooting shifts hard, impacts... Voltage is the output shaft speed ( OSS ) Sensor free online for... Cargo bike battery Spotwelders: which one really Sucks the Least sent to bafang shift sensor troubleshooting to shame all other ebike for. Many different items... get a fair & transparent quote instantly before booking smell it for a gauge! To 25 Someone can help me before it does difficult task of troubleshooting and fixing their own problems... Shown above ) these two solutions BBS02 dealers will sell you a bike you can still it! Failed throttle where the motor stator is 66 % larger than that of the main locking nut on drive. Throttle Position Sensor motor running you will hear grinding and feel the motor skipping through pedals/cranks... Ebike conversion kit comes with a rubber washer and tighten down the 2nd lock nut against first... And feel the motor controller use 12 x INRFB 3077 mosfets which the. Above are only for informational purposes and should be independently verified gentle now, hardly use throttle long. Your ebike work in conjunction to provide accurate transmission data to the motor will turn i... Told me my controller was better… knock Sensor error 30 code you overheated. Their cabling on the battery dead have lying around share posts by....