Heres a step-by-step guide to help you diagnose and fix the issue. The Battery Management System (BMS) may fail to activate the auto Start-Stop function, primarily when the manufacturers comfort settings draw large amounts of electric current from the battery. I willbe checking again today as I charged yesterday evening and have a short trip planned for this afternoon. During summer or winter, the engine can get too hot or cold, and contacting it to run within its normal temperature range will create a demand for more current. Save my name, email, and website in this browser for the next time I comment. Stop-start wont operate when reverse gear is selected or a parking aid is active. I "think" the problem is that the battery is not fully 100% charged. This can cause the Ford Auto Start-Stop system to stop working. I took it to the garage , they said its ok, My golf just over 12 months old tells me Vehicle Power Consimption is High. See General Information. For example, whenever you take your car to the garage, you should check that all sensors are clean and operational. Stop-start is designed to save you fuel and cut a cars exhaust emissions by reducing the amount of time your engine sits idling without going anywhere. It sounds like the culprit for you is a low battery state of charge, either because you're having a key off battery drain, you're only doing short trips such that the alternator doesn't have a chance to charge the battery (not a problem, just a condition that'll prevent S/S), or a battery not retaining the charge. I am going to get it checked tomorrow. Once you take your foot off the brake pedal, your vehicle automatically restarts withoutdelay. Or turning wheel is turned Subscribe for weekly videos showcasing our vehicles, innovation and stories that inspire you to go further. Its actually really unsafe. A similar protective mechanism can occur when you install the wrong battery technology. Switching the System On and Off When you switch the ignition on, the system automatically turns on. Kevin has been hanging around cars and automobile magazines since he knew what a car is. Dirt and grime can build up on the battery connections, preventing the flow of electricity. 2019 Ford Ranger XLT FX4 SCrew Lightening Blue w/302a, e-lock Diff, Tow Pkg, OEM splash guards and 5 inch black running boards. If the engine threatens to become too hot, it has to be cooled by the fan on the radiator, because the airstream is not sufficient or does not exist when stopped at traffic lights. For lots of drivers it is not working (and some prefer it that way!) I have a jeep campuses 2019 with only 11 thousand mil on it and my S/Start light and engine light came on last year twice through winter period time and so did this year as soon as weather was cold so I booked to take in to the garage next week but after taking it out on motorway for good 50 min with decent speed next morning it was on and the engine light not showing any more so my guess is that before driving in the morning you have to heate up the engine in cold weather befor moving of and to drive a bit longer on motorway to solve the problem as the battery is new but it doesnt make a difference when engine is cold?!?! Your car will react when you tell it to. Currently, he owns an Acura Integra GS-R. During his childhood, he showed a keen interest in how things actually work and fix them. They changed the battery and all is well so far!! Are reviews modified or monitored before being published? What are the causes? Your foot is removed from the brake pedal. The auto start stop button is located on the centre console. Symbol has line across it. You can do this with a code reader or scan tool. There is adequate brake vacuum. First, you must check the car manufacturers comfort settings for extreme weather conditions to determine whether it can simultaneously support the start-stop function. A further cause could be that when it was replaced, the battery was not correctly registered by the vehicle. In addition, the BMS will override the auto start-stop function when the car is stationary, and the wheels are turned at a sharply acute angle. Mine so smooth I can't tell it's running, unless I look at the tach. If you are experiencing problems with your Ford Ranger auto start stop not working, it may be due to one or more conditions that must be met in order for it to work. No. Can I disable the auto start-stop feature? - Ford Motor Company Any suggestions? In order to diagnose the issue with your Ford Auto Start-Stop system, you can perform the following steps: Use a voltmeter to check the voltage of your battery. thanks. If the engine is not heated by consumers or by the battery, it must generate its own heat by combustion, which requires a higher starting current. What is Ford Automatic Engine Shutdown? If youre not comfortable working on your vehicle, take it to a Ford dealership or hire a certified mechanic to diagnose and fix the issue. All rights reserved, risks of replacing a start-stop battery with a conventional battery. A similar protective mechanism operates in the following cases: The wrong battery technology has been installed, which can only provide a small number of charging cycles. The accelerator pedal has been pressed along with the brake pedal. If the Ford Auto Start-Stop system is not working, it could be due to a problem with the vehicles computer. Could be the AC is working too hard, could be it's stopped too much and battery is charging, etc All that screen says is normal engine operation. As we have been allowed to travel recently I have covered about 400 miles in the last 7/10days, I would have thought this would have charged the battery, no joy and I am concerned the battery has been damaged. Then, give your car enough time to warm up during cold weather and cool down when the outside temperature is too hot. Stop/Start light came on and would not correct itself. Stop start is a fuel waster,you need bigger starter motor and a bigger Alternator,result more fuel to recharge. There are various reasons for failure of the start-stop function. Ratings and reviews are provided by customers who have either purchased a vehicle or visited a dealership for service. The reason why the start-stop system does not function can be due to the interaction between both of these essential systems. Should I not just drive out of my garage When, and whether this happens, depends on the comfort settings by the particular car manufacturer. Are reviews modified or monitored before being published? Finally, make sure to perform regular maintenance on your Ford Auto Start-Stop system to prevent future issues. threatening to harm employees or others), Lack of adequate text (e.g., symbols, emojis and random letters), Reviews on the product and not the customers Sales or Service experience. My B Class stop start did not work I then had a new battery in March it cured the problem but now its started again Im thinking could it be drained by a dash camera I had fitted last December. However, mine hasnt worked for abt 1 year and the battery seems to be fine. Auto Start-Stop | How It Works & How to Disable It - CJ Pony Parts If the battery is not even registered as new by the vehicle, it could be the case that the battery is not detected as new and therefore its full potential is not used. When the system realises the driver wants to move off because theyve released the brake or dipped the clutch pedal, the ignition starts again. As your post came in, I have today put my battery on an intelligent charger for stop/start AGM batteries with a recondition option. Top Answer Mike E January 26, 2021 If the Ford Ranger auto start stop is not working then the fuse that powers the system is bad. They showed me a sheet of paper from the battery test that had an arc on itand at the bottom of the left side it just said "Replace", I did what "ralph 7up" suggested. 3. Car is 3 years old with 28,000 miles. Using a fuse puller or a pair of needle-nose pliers, remove the stop-start fuse from its slot. Press again to switch the system back on. A common misconception with auto start-stop is that it's bad to shut the engine off and on so frequently. :nerd: If either my Escape or F150 is not highway driven, enough to keep the batteries in a high state of charge, the auto stop / start will not shut the engine down. Went for a 30-minute drive and start/stop worked immediately. This in May/June. The first step in diagnosing the issue is to check the battery voltage. I read somewhere that while a normal cars engine would start up about 50,000 times during the cars life, on a stop-start car, that figure would be around 500,000. Auto Start-Stop may not shut your engine off if your vehicle battery is charging, the engine is still warming up, or if you're using heat or air conditioning. Other times the car go unused for several days and SS kicks in at the first set of traffic lights. Scott Wilson is vehicle and customer data insight manager for Green Flag. Like most machines, and many other devices,stopping/starting/heating/cooling puts a lot of stress on the mechanics. Auto start stop will not work unless the following conditions are met: If auto start stop is working correctly, but the engine unexpectedly restarts, this may be due to the following reasons: The auto start stop button is not pressed / illuminated. I can drive on the motorway for over an hour come off the motorway and it will not kick in. Ignore all the internet HACKS that attempt to defeat auto stop/start - the Start/Stop Eliminator exclusively from 4D Tech is the only product that maintains full functionality of your auto start/stop system with NO installation, No programming and NO negative side-effects.Looking for another Model or Year? Advice suggested a battery problem so I bought an intelligent charger and used the recondition option. On Ford Escape Forum discover news, discussions, service tips, & technical help for your 2013+ Escape. Expert advice: why stop-start may not work - Green Flag An Auto-stop unavailable light will appear on the dashboard. 2018 Escape SEL 4WD Black/Black leather, 1.5L I4 Ecoboost, 6spd auto.. That steering wheel parameter is a subtle one! Start your Ranger. 2022 Ford Ranger Will Gain Auto Start-Stop Removal Option Today I have driven 40 miles and it still does not work. I just read some of the shop manual detail for this feature on my 2018. How does the Auto Start-Stop technology work? The keyfob must first be linked to a pre-set position. And should you take your car to the garage? The parking lamps will remain on and the vehicle will run for 5, 10, or 15 minutes, depending on the setting. Youll know the stop-start has stopped working because an A in a circle with a line through it will appear on the dash. Stic-o said: Put a trailer 7 pin to 4 pin adapter in the trailer plug. How the start-stop battery copes with these. Check the vehicle dashboard for warning lights. From what has been stated here isnt the problem that the alternators fitted to cars with stop start simply arent big enough to provide the car electrics and charge the battery to support SS. In this case, youll need to take your vehicle to an auto shop and get your system reprogrammed and battery data reset. Ford Ranger won't start - causes and how to fix it - WheelsJoint.com However, the fuel efficiency won't be as good. Ford personnel and/or dealership personnel cannot modify or remove reviews. Reset Procedure 2. For example, failure to close the car doors or fasten your seat belt can fail to activate this function. Who knows?! and switch off, i have a Hyundai i40 2011 The auto hold will not work and the auto stop will not work either i have had a new battery the right one for the car i know it has to be a special one .I have had 2 very good mechanics look at both put it on a high end diagnostic computer and i comes up with no faults now they have not a clue wats up with it, and like i said they are very experienced mechanics think i given up with it now. The BMS should detect the new start-stop battery. My auto stop stopped working.automatically - Ranger5G.com The reason why the start-stop system does not function can be due to the interaction between both of these essential systems. Note: Do not use remote start if your vehicle is low on fuel. Your vehicle is equipped with a heavy-duty starter and battery to help compensate for a high number of starts and stops. Besides the battery and change in temperature, other factors may contribute to auto-start not working. If youve found the root cause of the issue, the next step is to replace any faulty components. This is how to safely charge the battery. Remote start allows you to start your engine without ever entering the vehicle. How to jump start? To Restart the Engine Release the brake pedal or press the accelerator pedal. You can use your intelligent access keyfob recall the memory seat position, mirror position, and steering column position (if equipped) upon remote start. However, specific driver inputs and operating conditions may prevent the start-stop system from switching off the engine when you hit the brakes. Reply Like. Took to dealer, they said battery was fine and charged it for a couple hours. When you first start your vehicle, it takes a while for the engine to warm up and the oil to lubricate the internal mechanisms. If the battery voltage and alternator output are fine, the next step is to clean the battery connections. An electrical accessory has been switched on or a USB device plugged in. Ratings and reviews are provided by customers who have either purchased a vehicle or visited a dealership for service. A light on the instrument cluster will let you know that the engine is off. Learn. Yes I know about the AC and it was beautiful yesterday so that is not a factor. One minute its says engine temp is to low. Confirm the hood and trunk are closed. Check the battery connections for any signs of dirt and grime. Why does my radio go blank and shut off when the engine start back up ? Weak key fob battery. The climate control temperature has been altered or the blower fan speed altered. If it is, you have to go to the mechanic and get your battery diagnosed. A hot engine sucks the juices out of the car battery to keep the fan on the radiator running, especially at traffic lights when the airstream is not sufficient. Auto Start-Stop | Ford How-To | Ford - YouTube You must check your cars cooling system to determine whether the start-stop function is optional when the engine gets too hot or cold. Elevation is below approximately 10,000 ft (3,050 m). A dying battery will prompt the intelligent Battery Management System (BMS) to switch off the start-stop feature whenever it is in use. Have your alternator checked regularly to ensure that its working properly. I totally agree Ralph. For example, if a car stops at traffic lights, the start-stop system switches off the engine. Using a screwdriver or prybar you will want to pop this open. It then tells the car to stop delivering fuel to the cylinders. How do I troubleshoot issues with the remote start? - Ford Motor Company I didn't like the feature at first, but that four-banger isn't a smooth engine when at idle, so I have come to like it when in traffic. Related Topic You Need To Know: Ford Freestar Odometer Light Not Working. If it did, Im sure a lot of drivers would have less sleepless nights! Read Also: Ford Pre Collision Assist Not Working. Thank you a lot for putting all this in my knowledge. Needed to reactivate again for dealership. Thirdly, the engine temperature can also create a similar bypass. Check the app message center for Check Engine Light notifications. Stop start puts a huge stress on starter motor and battery,they have to be bigger,so does the alternator to supply the extra juice,this means more fuel is used! The auto start-stop system uses a particular battery (deep cycle) type that can withstand the constant stopping and starting of the engine. Quiet start will also run the blower fan at a slower speed to reduce noise. If youre not comfortable working on your vehicle, its best to take it to a Ford dealership or hire a certified mechanic to diagnose and fix the issue. If I change the battery (Battery Tender) and get it up to about 80% SOC, S/S does work. Do not use remote start if your vehicle is low on fuel. Youll know this because a warning light will illuminate on the dashboard. Your vehicleis equipped with a heavy-duty starter and battery to help compensate for a high number of starts and stops. However, auto start stop is disabled when the dashboard instrument display illuminates with the grey auto start stop light with a strike through it. My conclusion is that the software on the Diehard charger is not correct. Quiet start will also run the blower fan at a slower speed to reduce noise. Should I just buy a new battery? How much will it cost to drain my oil,as Ive put too much in, Most garages these days have a device for drawing out the oil through the dip stick tube which is quick &clean. To get to the fuse box look to the left of the steering wheel look for a small seam or crack along the dash. Stop-start is clever enough to monitor the battery and how much current is being drawn from it.
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