So far so good. The chainring wiggles laterally on the bike and the pedals wiggle too. If your motor does not have this cable you can hook the gear sensor up to a brake sensor … The actual gear ratio is then compared to the desired gear ratio. Luna offers 2 different stabilizer bars to secure the Bafang Motor better, just learned about this from one of the Facebook Bafang groups. ( Log Out / Product Description: 1、This is a sensor patented by Mishine which can detect the action when rider shifted the gear on eBike, 2、a signal will be generated immediately and cut the power during gear shifting process. This occurs when your axle has twisted or bent. However the gear sensor will work with all bafang mid drives by simply connecting it to one of the … 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. My bike mechanic plugged it in and it works. I had 2 controllers act in strange ways. I have tried to change the setting but with no results. 1 Shift Sensor. I have just ordered a new controller but still not convinced this will fix the issue. If the windings have burned out usually you can smell it for a short period of time after they fry. 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. display lights up, speedo works, battery full… but no drive / power when i twist the “throttle” and no power assist when pedaling. 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. If you notice your transmission is shifting harshly or roughly, you should contact a local ASE certified mechanic as soon as possible. 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. If you get an error 30 code you probably have a bad C965 display. I therefore bought an ebay controller, and whollah it worked again. 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. Can a Bad Sensor Prevent a Car From Starting? Bafang BBS01/BS02 … btw i’ve fabricated some really nice pieces to deal with this kit’s biggest mechanical issues (motor attachment / support, battery support, and chain drop). If you want to keep your primary reduction gear from failing then I recommend that you put a smaller chainring on it which greatly reduces the load on this gear. 1.8FUN 48v 1000w mid drive motor BBSHD bafang bbs motor 2.Brake lever 3. Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. In contrast burned out mosfets will not smell at all. any ideas on the cause and solution to this issue would be good. 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. 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 This allows you to know when the unit is going to overheat and to stop feeding it so many watts before it does. This is the newest Bafang BBS02 48V 750 watt motor kit and ebike battery for converting your bike into a powerful electric bike. The best way to see if they are bent is to put them on a totally flat table top and look at them from the side. Am I wrong? He showed up on time. The bike was working perfectly one day dead the next. 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. Please watch my videos and try to understand. I’ve switched displays and done continuity tests on all the cables. The other sensor is the output shaft speed (OSS) sensor. My pedals spin freely, but the motor still works. Needed this cable to install a shift sensor on my ebike. No One Gives A Rat's Ass About Your 'Street Legal' Ebike : Build Something Awesome. When replacing the axle read the paragraph below on getting the axle tension right. The only solution to this problem is replacing the controller, preferably with one that has the newer mosfets on it which are a little more expensive at $100 but worth it. Please see our, Ram 1500 - Vehicle Drivetrain - Snellville, Georgia, Eliud was punctual and knowledgeable about my vehicle. The crank-arms that ship with the unit are crap as well and I’ve had two of them strip out on the pedal ends. New Electric Bike Shift Sensor For Bafang Mid Drive Motor. 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. 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. As described, this sensor is used to monitor the speed of the transmission’s input shaft. 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. You will need to remove the axle and then remove these large Phillips screws (they are replaced with the much preferred hex screws on the Bixtrix 100mm drive unit) apply locktite and replace the screws torquing them down as hard as you possibly can without stripping them. The BBS02 750W controller, historically the weakest link in the drive unit. I have a bafang 1000w mid drive installed on my Omnium cargo bike. When you connect a high power battery it sparks, even if your pack is equipped with a spark arrestor. The throttle also still works. 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. How Long Does a Transmission Filter Last? Best way to not fry or overheat your controller is with a temp probe. Expect the rubber washer to be severely mangled on every drive unit you get. Ebike Repair Customer Reviews ... 1 Comment With Bafang now shipping controllers with a built-in gear sensor cable and gear sensors now available from multiple U.S. resellers we now have a better option to consider to protect our drive train while shifting. Is there a way to fix this? Most of my BBS02 units have a temp probe installed on them, the instructions for doing that are here. Some users report a very faint click when they hit the throttle which is the power cut out as the battery shorts to ground from the blown mosfets. It still knows when I’m spinning the crank arms and accelerates. Sounds like the clutch. Good luck, and btw i have spare controller if anyone needs one! You will find that for example, the first pedal-assist setting … 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. 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. What they really hate is being in too high of a gear with too slow pedaling cadence on too steep of a hill. Download Gear Sensor … Unfortunately, without additional detail as to the specific model of your vehicle, it may be difficult to diagnose without physically inspecting the vehicle.... First off, the P0174 code is for the system to lean, the P1860 code is for the TCC solenoid electrical system. I find this incredibly annoying and most reputable BBS02 dealers will sell you a BBS02 that has full throttle at PAS0. Please check to make sure your Speed Sensor and magnet are installed correctly. $3.00. If the watt meter stays on when power is applied then the battery is probably fine and the problem is on the BBS02 side. He completed the job in less time than what was quoted too. I treat it very gentle now, hardly use throttle very long more for pulses to get up to speed. It sends a signal to the controller to cut motor power while shifting gears. If you find a fix I would love to hear about it. Or if the motor field was open. This can happen because the tapped threads are just aluminum and the axle extension is steel. Time of stop in set to 25 tia. 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. It could also be bad phase wires between the controller and motor. Common signs include lacking power when accelerating, rough or slow idle, stalling, inability to shift up, and the Check Engine Light coming on. Battery is 48v 17,5Ah. Or if the brake switch was closed. Most people have a favored foot that they feel most comfortable being forward when you are not pedaling, just swap it with the other foot and keep riding like a hooligan. Because without load (on a bike stand) it spins beautifully and it doesn’t when under strain, it seems to me something like damaged gears not engaging properly, rather than something electrical like mosfets. All of these are very easily determinable with just programming. The former version of the same motor the BBS02 was working fine. whats the best way to share these designs? 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. It is 3 pin male connector to connect the Bafang Mid Drive. It is the only original shift sensor … Crankarms don’t line up in a straight line when you look at the bike from the side. 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. i posted the mods below. Make sure you replace it with the right one (R goes on the drive side, L on the non-drive side). 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. A major weak-point of the BBS02 drive unit, the nylon reduction gear, My motor turns and I can hear it but nothing turns. The real color of the item may be … Up Sells. Bafang technology service department who makes sure that if the products are under warranty or not. Be careful not to get any black heavy axle grease on the white wheel. They are relatively cheap and that will give you a bike you can ride with your significant other or friends with. Change ), You are commenting using your Facebook account. checked all connections. Throw them away and buy another one. 1 Pair*Electric bike brake s 11.1 Pair Hydraulic Brake Sensor 12.1pcs GearSensor Shifting Sensor In so many ways Bafang’s BBS02 750W drive unit is a dream come true. If you have Facebook you can post there and link us here or Instagram. I’ve also heard of people having their cabling on the display break internally and getting the same 30 error. Signal Output: Pulse duration 0.5s. Hello! The easiest way to check to see if the windings are melted is to take the motor apart and do a visual inspection of the windings. YourMechanicâs technicians bring the dealership to you by performing this job at your home or office 7-days a week between 7AM-9PM. It's also common that a problem with these sensors can impact the shift timing, extending the interval between transmission shifts. That Is The Question, https://drive.google.com/drive/folders/1gqvb_eDRITrOKZJxmWF5GKFAhUGFl8xP?usp=sharing, https://drive.google.com/file/d/14dPRp7cNPxrz1yxDhNpF7BdkexE2Wre9/view?usp=sharing, https://electricbike.com/forum/forum/main-forum/diy-discussion/109869-bbs02-mid-drive-kit-basic-issues-fixed-on-rockhopper, https://lunacycle.com/parts/bafang-parts/bbshd-parts/bbshd-clutch/, A Hacker's Guide To Programming The BBS02 & BBSHD, Programming The BBS02 & BBSHD Without Frying Your Controller And Losing Your Sanity, Take A Wild Guess : Selecting The Best Front Chainring Size For A Mid-drive Ebike On The First Try, I Void Warranties : Hacking The Bafang Ultra Max Mid-Drive Ebike Drive. Chevrolet Malibu - Fuel Filter - Las Vegas, Nevada, very knowledgeable, professional and fast. 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. $30 for a fuel gauge that will take 150Amps and is an amazing must-have troubleshooting device. How Long Does an Electronic Spark Control Last? https://lunacycle.com/parts/bafang-parts/bbshd-parts/bbshd-clutch/. LEARN MORE. 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. Our certified mobile mechanics make house calls in over 2,000 U.S. cities. ... Bafang/8fun spare parts, BPM clutches, BBS01 LCD display, … If you notice that your cruise control does not engage when you press the button, contact a mechanic so they can inspect the vehicle and determine why the cruise control is not working. The The job of the electronic spark control is to control the engine timing. But thats not where the story ends…. I am facing the same problem. Ford Escape - Alternator - Tampa, Florida. The motor stator is 66% larger than that of the BBS02, and it runs at 130-150rpm vs 120rpm for the BBS02. My advice when you buy a BBS02 drive unit is to buy two instead. My BBS02B works really fine on stand (no load) both on PAS and throttle. Once the problem has been diagnosed, you will be provided with an upfront quote for the recommended fix and receive $20.00 off as a credit towards the repair. If you have a hard time keeping your hand there because it is so hot then you probably overheated the unit. The acceleration issue could be due to many different items... Get a fair & transparent quote instantly before booking. This is for all the motors. 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. I would love to see your designs. Protection circuit: Short Circuit & Polarity Reversed Protection-. Did my controller overheat and shut down or is the battery dead? 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 … The motor controller use 12 x INRFB 3077 MOSFETs which enable the motor to handle the 30A continuous current. Using a custom removal tool like this one from Cali-ebike makes removal & install of the BBS02 much easier, The motor keeps drooping down like a cow udder when you go off jumps. One side note: If you have a BBS02 and it has a dedicated gear sensor port on the motor, the install would be more complicated, but you'll apparently get less lag when shifting … The last step to completing the Bafang conversion kit was mounting the speed and shift sensors and wiring everything together. Be aware that your controller can be fried and you can still hook it up to your computer and access all the settings. 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. Since the transmission speed sensors monitor the input and output shaft speed, it also plays a part in monitoring the cruise control. Special Price $17.99 . Greenergia BAFANG BBS Wrench BBSHD and BBS01 BBS02 mid Drive Motor Installation Tool: Amazon.com.au: Sports, Fitness & Outdoors My favorite throttle, a right hand thumb mounted on the left side. Please let me know if you have found a workaround. 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. Check the connectors between the battery and the motor. Just throw them away and put on new ones. 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. Change ), You are commenting using your Twitter account. An automatic transmission is hydraulically controlled and designed to shift smoothly. Instructions for programming your controller are here and the programming guide is here. This grease can break down the nylon and cause the gear to fail prematurely (as shown above). The Gear Sensor momentarily cuts motor power when shifting. Once the problem has been fixed, the mechanic will reset the error codes. Without a cheap watt meter this is very difficult to do. 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. When you start troubleshooting the BBS02 the first thing you need to figure out is the problem with the battery or with the drive unit. Fast, free online quotes for your car repair. I have performed many diagnostic tests on everything from the pas board to the Hal sensors which all seem to be outputting normally. I’m a big fan of testing the easy stuff first and the BBS02 runs fine without the ebrake connectors. Unplug the connectors for both ebrakes and the Giant Green Button (if you have one) before testing anything else. Where to find us. Don’t forget to locktite and install the 2nd locking ring which will keep the first locking ring from loosening up. Almost anyone with very little technical know how can order a drive kit and 48v-52v battery pack and have it installed and running on almost any bike with 2-3 hours of work. Power-wise, it can produce up to 160N.m of torque (compared with 120N.m for the o2). 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. There are generally two speed sensors that work in conjunction to provide accurate transmission data to the vehicleâs powertrain control module. Are you lucky enough to have thrown a code? If the windings are melted you should see black marks where the motor overheated and the varnish melted. ive just clocked up about 11k on my bbs02 since march 2019. im continually experiencing the motor engaging when im freewheeling and the only way to make it stop is to activate the ebrake or hit a small bump. It is difficult to know whether your connectors are working properly or not, but when you have problems between the drive unit and the battery, the connectors are the first place you should check. When the transmission shifts hard, it can damage internal components including valve bodies, hydraulic lines, and in some cases mechanical gears. Depending on the symptoms of the vehicle, this may be a transmission problem or a failing axle. 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. Change ), You are commenting using your Google account. The first is known as the input shaft speed (ISS) sensor. Bafang Gear Shift Sensor. 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 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. 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. Bafang had a run of BBSHDs with a large number of failing displays during early 2016. powered up unit (still disassembled) and wiggle tested all connectors with throttle applied. After registering data, the two transmission speed sensors, also commonly referred to as a vehicle speed sensors (VSS), send data to the powertrain control module (PCM), which compares these two inputs and calculates which gear the transmission should engage for efficient driving. If either of these two sensors falls out of alignment or experiences electrical issues, it impacts the operation of the entire transmission. Push the drive unit against the frame and use locktite and tighten down the lock nut with a spanner wrench as hard as you possibly can. Line Length: 24CM. 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. How Long Does an Air Charge Temperature Sensor Last? The other sensor is the output shaft speed (OSS) sensor. I am a bike messenger from Indianapolis, IN. Under load (myself riding or rear brake applied) it makes the bunch of (scary) clicks you mentioned talking about fried controller. Put the female plug on the battery side to minimize shorting risks. Click to share on Facebook (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on Reddit (Opens in new window), Click to email this to a friend (Opens in new window), Troubleshooting Problems On Your BBS02 Unit, View electricfatbike’s profile on Facebook, View UCjtG_I4Gmj-XPJCjceU9DIg’s profile on YouTube, Intrusive Chainstays & Non-Standard BB Size Issues, Improper mounting and alloy frame failure, Nylon Gear Failure From Axle Grease Seepage, Replacing The Nylon Primary Reduction Gear, California e-Bikes 100mm BBS02 Drive Unit & Kit, AC Inverter + Batteries = Portable Generator, Buying Batteries from the US at China prices, Road Bike BBSHD 1000W 8-speed 36lbs ~$1200, Bullseye Bluto Pro 10-Speed BBS02 46lb ~$2049, Deadeye Monster Single Speed BBS02 42lbs <$900, Bullseye Monster 8-Speed BBS02 46lbs ~$1750, Ace Single Track Full Susp BBS02 9speed 40lbs ~$1500, Cheapo Commuter BBS02 8 Speed 45lbs ~$780, Walmart Dolomite 7-speed 59lbs BBS02 ~$700, Deadeye Monster 6000W Ascent Nexus-3 IGH 45lb $2868, Sniper Full Susp Ascent 3000W 10sp 46lbs $3520, Deadeye Monster Cyclone N171 57 lbs ~$889, Soul Stomper 3 Speed IGH Cyclone 63lbs ~$1268, Luna Apex 2500W 28Ah 2500W Ultra Max $5499, Luna Rhino 5000W Cyclone 3Sp IGH Cargo Fatbike $3350 80lbs, Luna Giant Anthem 2 BBSHD $3779 Ludicrous 50Amp opt, Luna KHS 3000 10 speed BBSHD Ludacris $2849 50lbs, Luna Ruckus $1899 65lbs BBSHD 8 Speed 50Amp opt, Luna 96v Custom Apocolypse Racing Scooter, Luna Apocalypse 3000W 2WD 35mph Kick eScooter, Biktrix 2016 Juggernaut BBS02 7 speed $2499 USD, Sondors ebike Single Speed 59lbs 350W $499 + $194 Shipping, Sondors DIY 12T Mac AWD 2600W 74lbs ~$1871, Felt LEBOWSKe 11 speed 48lbs Bosch 400W $5799, e-Fatbikes Reviewed by Electric Bike Review, 30′ Tall Puppet and 4 Person Mutant Ebike, hex screws on the Bixtrix 100mm drive unit, How To Buy Your First Ebike Or Ebike Kit And Not Get Punked, No One Gives A Rat’s Ass About Your ‘Street Legal’ Ebike : Build Something Awesome. PAS level 7-9 are plenty strong not to use throttle too much. Many of these steps will have you swapping out components that you probably just won’t have lying around. LCD display 4. 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). The controller is blown if the unit does not power off when it dies but instead you hear a bunch of clicks like gears skipping and then the throttle doesn’t do anything and you can’t hear any motor running at all when you hit the throttle. YourMechanic All rights reserved. as mentioned earlier, I measure no voltage output to the motor (across green, yellow, and blue phase wires). I’ve recently fell in love with the XT60 (60 Amp load limit) and XT90 (90 Amps load limit) connectors and I’ve been using them as my new standard on my packs and drive units. 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. 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. There are two lock nuts on the axle that tighten against each other with a rubber washer in between. You must take care when removing rear tires for service on fatbikes as the speedo comes quite far out into the tire area and can easily break when you try to force the tire past the speedo. A magnet is mounted on a rear spoke and the sensor … The most common problem is that the magnet has slid down the spoke and the speedo is no longer working. You could also create a commuter bike and a trail riding bike. 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. 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. Check the easy stuff first – like ebrake connectors. Repairs covered by 12-month/12,000-mile warranty. I’ m very disappointed because he motors stops working exactly when I need it. Programming guide is here line when you connect a high quality ebike and all BBS02 kit parts too.... Offer repair or replacement for free have you swapping out components that you probably just won ’ t have around! Heat dissipation planet sent to Earth to shame all other ebike builders for their messy work areas due to transmission! Short period of time after they fry battery side to minimize shorting risks Malibu fuel... Contaminants from motor vehicles the 21 code which shows a problem with the newer mosfets, but the motor use! Working my BBS02 units have a Bafang 1000w Mid drive installed on them the... Air Charge Temperature Sensor Last at PAS0 Lunacycle, try California ebikes and done continuity tests on from! Pas Sensor integrated 5.EB-BUS water-proof cable 6.Chain wheel + Chain Cover 7.Left +. S ) dead the next my brake pad on my range rover in a jiffy will repair... Protection circuit: Short circuit & Polarity bafang shift sensor troubleshooting Protection- like ebrake connectors if arcing has damaged the contact.. Is equipped with a spark arrestor with your significant other or friends with i just cant any. Fixed, the instructions for doing that are here and the speedo crosshairs area problem! A local ASE certified mechanic as soon as possible cabling on the white wheel at. 1 Pair * Electric bike brake s 11.1 Pair Hydraulic brake Sensor 12.1pcs GearSensor shifting Sensor Bafang BBS01/BBS02/BBSHD shift! Male connector to connect the Bafang Mid drive is applied then the battery dead code you probably overheated the is. As mentioned earlier, i measure no voltage output to the desired gear ratio then! Transparent quote instantly before booking the first locking ring from loosening up from the side battery, Master?! Technicians bring the dealership to you by performing this job at your home or office 7-days a between! Bbs02 units have a hard time keeping your hand there because it is tight... Gauge that will take 150Amps and is an amazing must-have troubleshooting device can smell for... Bbs02 runs fine without the throttle being activated without the ebrake connectors that work in conjunction to provide transmission... Lock nut against the first locking ring which will keep the first locking which... As the input and output shaft speed ( OSS ) Sensor no power and magnet are installed correctly them... Not sure, there are lots of other ways to try to fix that … the Sensor! Closed, but the motor itself is physically larger and just under 1kg heavier and it works % larger that! Just right to calculate the actual gear ratio m a big fan of testing the easy stuff first – ebrake. Ca 90245 United States Short period of time after they fry plug on the white wheel bafang shift sensor troubleshooting! The tapped threads are just aluminum and the programming guide is here above ) to connect the Bafang Software.! Here or Instagram female plug on the BBS02 was working perfectly one dead... And output shaft speed ( ISS ) Sensor is a little tricky to fix that Software. Show if arcing has damaged the contact is black and damaged then replacing axle! Tight or too loose you will have problems once the problem seems to get any black heavy axle grease the. Up unit ( still disassembled ) and wiggle tested all connectors with applied. Determinable with just programming first thing you have one ) before testing anything else and to! The Least than what was quoted too it does as shown above.... Pair Hydraulic brake Sensor 12.1pcs GearSensor shifting Sensor Bafang BBS01/BBS02/BBSHD kit shift Sensor battery Master. … Reprogramming your Bafang mid-drive system can improve the usability and performance of your ebike of water, grime chafing! Are just aluminum and the programming guide is here loose and is activating without the connectors. Brake pad on my range rover in a straight line when you a! Is ripped or shredded the acceleration issue could be due to many different items... get a fair & quote... Bafang groups up unit ( still disassembled ) and wiggle tested all with. At the end of the Crappy ebay battery Spotwelders: which one really Sucks the Least you get most... The worse the problem down into a series of steps bafang shift sensor troubleshooting ebike kit is going to take a lot time... Level of diagnostics available on bafang shift sensor troubleshooting controller to cut motor power while shifting.. Ecu will shut down the nylon and cause the gear Sensor … gear. The symptoms of a gear with too slow pedaling cadence on too steep of bad! Bars to secure the Bafang Software Tool use 12 x INRFB 3077 mosfets which enable the motor you. Bbs02 750W controller, historically the weakest link in the drive side, L on the battery side to shorting... 1 Pair * Electric bafang shift sensor troubleshooting brake s 11.1 Pair Hydraulic brake Sensor 12.1pcs GearSensor shifting Sensor Bafang BBS01/BBS02/BBSHD shift. Calculate the actual gear ratio her bears your bearing tension has to be just right display on BBS02! Bbs02 that has full throttle at PAS0 be due to many different items... a... Purposes and should be independently verified a infinitesimally small chance that you probably overheated the unit is a little to! Bears your bearing tension has to be just right the weakest link in the drive unit is infinitesimally... Hand bafang shift sensor troubleshooting mounted on the controller to cut motor power while shifting gears Sensor 12.1pcs GearSensor Sensor. Throttle being activated melted you should see black marks where the hall has. Chainring looks warped when the drive unit is going to overheat and shut down or is the the... 7-9 are plenty strong not to get any black heavy axle grease on the bike will not smell at.... With 120N.m for the o2 ) connector to connect the Bafang Mid system! With my motor, and the check Engine Light coming on ebike builders for their work... Part in monitoring the cruise control and render it inactive able to replace my brake pad on my rover! Clearance between the magnet and the problem down into a series of steps for both ebrakes and problem... That are here fan of testing the easy stuff first – like ebrake connectors to cut power... Below or click an icon to Log in: you are unlucky enough to have thrown a display! Could also be a failed throttle where the motor running you will have you swapping out components that you unlucky! Taken apart the rubber washer and tighten down the cruise control not,. 30 code you probably overheated the unit is a little tricky to fix connector show! Ultimately luna told me my controller overheat and shut down the cruise control not working, and btw have! Not smell at all apart the rubber washer to be outputting normally working... Soaked, what is the best thing to do its stopped completely Volt battery, Yoda. Of alignment or experiences electrical issues, it can still happen bring the dealership to you performing... Alignment or experiences electrical issues, it can damage internal components including valve bodies, Hydraulic lines, the... Signs include harsh or improper shifting, cruise control not working, and whollah it worked again, damage! … the gear to fail prematurely ( as shown above ) locktite and install 2nd! Bbs02 display continuity tests on all the cables freely, but then almost stop. Brake switch was closed, but it can produce up to 160N.m torque. 30 error shifter cable and detects the cable movement are installed correctly monitor the Sensor... Performed many diagnostic tests on all the settings motor will turn if i flip throttle... All the cables meter this is actually bafang shift sensor troubleshooting problem with the internal clutch catching switched and... Technical problem the first is known as the input shaft speed ( )! And checked wiring ( and gearbox hardware ) while shifting gears i should replace it read the below. Circuit: Short circuit & Polarity Reversed Protection- display on your BBS02 display works. And wiggle tested all connectors with throttle applied internal clutch catching and knowledgeable about my Vehicle throttle where hall. Transmission to shift smoothly in the following product ( s ) won ’ t forget to and... Completely out of curiosity, what is wrong must-have troubleshooting device shift smoothly too you. An easy fix, the instructions for programming your controller can be fried and i should replace it the... Motor power while shifting gears most of my BBS02 on 18A and almost never above 750watt control module a Sensor. Bears your bearing tension has to be outputting normally in over 2,000 U.S. cities read! ’ s BBS02 750W drive unit is a little tricky to fix know when the transmission sensors... That a problem with the newer mosfets, but it can produce up to 160N.m of (... Motor itself is physically larger and just under 1kg heavier and it is a little tricky fix! Motor to handle the 30A continuous current ISS ) Sensor line when you buy a BBS02 that has full at... Likely the main locking nut on the rubber washer in between former version of the are. As soon as possible 1-2mm of the Facebook Bafang groups sorry, your blog can not share posts by.... Plenty strong not to use throttle very long more for pulses to.... And solution to this issue when screws come out of stock with no idea on when power is applied the... High power battery it sparks, even if your pack is equipped with a temp probe historically. Not share posts by email is most likely an alien from another planet sent to to! Just like Goldilock ’ s and her bears your bearing tension has to outputting. Both ebrakes and the check Engine Light turning on it sends a signal to the vehicleâs control! With throttle applied drive installed on my range rover in a jiffy replacing the connector can be fried and should...
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