In a start-stop situation, the engine is stopped for, at most, a few minutes (it trips back on when the battery drains or the AC needs to kick on, etc.) They replace this battery and I drove home. Whatever you speculate the mechanism to be, door or otherwise, if the wind blowing can set off an F150’s truck’s alarm system, it could also cause a phantom drain on the battery. Anonymous. As a follow up to my previous post. I’ve returned home from short trips & got a 12.2 or 12.3 on the voltmeter. panel indicated not ready; battery charging. Took 20 miles of non-stop driving before I got a “ready” message and ESS started working. On screen info I got message Stop/Start System Unavailable. One common causes is the wind is blowing on a door, which makes the computer think someone is getting into the truck to start it, so it wakes up. Has it ever worked? About 2 weeks ago noticed a electrical symbol light up when staring the car and the start/stop not available popped up on the dash. Inst. Well, ESS worked fine for a couple days and then I started getting the dreaded battery not ready message. Very simple, in the dashboard I'm getting the message when I go to the stop-start page saying that the system is not available because the battery is charging and it has been in this way for long long time. I would receive a message that the battery was charging. On way home I noticed that the stop/start system was not working at all. 2017+ Chrysler Pacifica PHEV Hybrid General Discus, 2017+ Chrysler Pacifica Minivan General Discussion, Chrysler Pacifica Minivan Issues And Problems, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Not saying there’s anything wrong w/your f150. until you release the brake. Vehicles these days use a lot of electrical power, and so they usually have a computer decide how best to keep the battery charged. Go figure. If you drive the vehicle like that I'll be surprised if you make it more then 30 minutes before you get stranded. Icon 5 tells you whether the system is "ready" or "not ready" Icon 6 tells you what system it not ready, indicated by colour. Originally I thought is was the weather because the dash a few minutes later said "engine too cold" or something indicating temperature but several minute later that warning went away but the start/stop not available stayed lit. I am having the same problem. All lights, AC, radio came on but nothing happened when start button pushed. Come join the discussion about upgrades, towing capacity, reliability, and more! Unless by short trip you mean less than 10 miles or so. I even purchased a battery maintainer to resolve the problem, but still getting ESS battery not ready - charging message. If the battery charge warning light is on the alternator is not charging your battery. But now after 50k miles it saying battery not charging is it still under a warranty. For a better experience, please enable JavaScript in your browser before proceeding. The CTEK CT5 Start-Stop Battery Charger and maintainer has been specially designed to charge and maintain batteries in Start/Stop vehicles. Is your Battery light, or Service Stop/Start Light on after repairs were made to your Jeep JL. Engine charging.” Took it to the dealer & he found the charging system & battery to be in good shape. What is the start/stop "feature"? The one on the left has power only when the key is in. On way home I noticed that the stop/start system was not working at all. Hence, when we bought it, the dealer had quick charged it, but that hadn’t restored its deep capacity. How does an auto start/stop problem develop into an alarm problem? Battery Protection Mode. Eventually, the jeep wouldn't start unless I jumped started it. This technology allows you to save on fuel as well as to reduce the level of harmful emissions that go into the atmosphere. Thanks for the suggestions & the hypotheses. During a journey through the town, the battery is subjected to a series of start and stop periods. If that module is failing then the battery itself would not be the issue. Or am I just out of luck? I even purchased a battery maintainer to resolve the problem, but still getting ESS battery not ready - charging message. But now after 50k miles is it still under a warranty. I was wondering if the Jeep Skills app was reliable, and if so, would this explain why the stop-start wasn't working - i.e. It has been 2 days and 100 miles and nothing has changed. Recently, my start/stop in my 2018 Cherokee stopped working. Ask your shop guys to do a phantom current drain test. The current problem is the ESS; the system is not charging the auxiliary battery. Now the battery charging. Many car owners who live in hot climates replace their battery pro-actively at the 3 year mark. By keeping the battery fully charged, you can take full advantage of all the Start/Stop technology benefits, such as better fuel efficiency and lower CO2 emissions. The dealership changed the battery . After the battery tender has raised the voltage to more than 13 volts, the instrument panel’s Trip/Fuel menu, when placed on the Auto Stop/Start sub-menu, will say “Normal Operation”. I went back to dealer next morning. Don’t give up. I unplug it, put it back in, and again will charge for a few seconds before stopping. However, when it would happen after driving around town for 2 hours, I decided to take it to the dealer. On screen info I got message Stop/Start System Unavailable. If the battery charge warning light is on the alternator is not charging your battery. On our '18 Pacifica, the stop start used a different battery and there were a decent amount of forum threads about that battery being a problem. Or do you disagree? If you drive the vehicle like that I'll be surprised if you make it more then 30 minutes before you get stranded. PacificaForums.com - A forum community dedicated to Chrysler Pacifica owners & enthusiasts. They said car needed to be driven 20 miles to reset the new battery. The CTEK 40-106 portable car battery charger uses the START-STOP technology which enables fool-proof battery charging for the new generation Start/Stop vehicles. No luck. And make sure your cell phone or other personal accessory isn’t plugged into the vehicle overnight of course, as that could put a drain on the battery. On way home I noticed that the stop/start system was not working at all. Also if as stated on this forum ,the traction battery supplies charge to the 12volt battery ,why can this not supply it to start it, surely only a software mod. Once i drove off the lot, I received the same message and it did not work. Starting out with your fully charged battery will at least rule one issue out. An AGM battery needs a different charging algorithm than a standard flooded battery. 1) OK, so what's your question? Stayed on for about 20 miles, then a message came up that the power steering had gone out, and it had. The system must be in the “STOP/ START READY” state to autostop. Start-Stop (otherwise known as micro-hybrid) engines have become the preferred route for most of the VMs in order for them to reduce the fuel consumption of their vehicles and achieve the EU requirement for fleet average vehicle emissions. The AGM (absorbed glass mat) technology allows up to 360,000 engine starts for use with start/stop functions. A longer drive might make better use of it. When I spoke to the mechanic, a week ago, he was confident it was the wiring harness, I told him if he fixed it he would be the first because even Chrysler doesn’t know what the problem is. Does this site have a flag for nonsense ? If you have a short commute, it may not function at all. Battery charging.”. It should be charging the battery to 12.6-12.8. All good questions, and all good responses. There should be two outlets you can choose from on the dashboard. When it comes to charging the battery though, it hasn't really changed.. Basically, when you turn the key in the ignition, the starter motor is powered by the battery and this starts the engine. If you're not sure what kind of charger your battery might need, pop into one of our stores and we can help you out. Keep every receipt you get from the dealer for this problem. 0 0. I then did a 300 mile drive and at no point did iStop operate. Can you stop by an auto parts store and have them test it? Hummm well if a new Battery … They replace this battery and I drove home. The stop/start version should have an AGM battery. The system must be in the “STOP/ START READY” state to autostop. Start/Stop technology is great for the environment but it can put a considerable strain on your battery, especially if it’s in an older car. Is it rarely driven, or were you experiencing other symptoms before this? Thank you. My guess is your primary battery is your culprit. Dealer said it was the "2nd battery", which controls the stop/start system. The paragraph of my post you originally questioned, seeming to bizarrely claim I made the whole thing up, begins “Ask your shop guys to do a phantom current drain test.” Since it appears in that paragraph, that’s the subject I was addressing. It’s saying it can’t properly charge the battery and do the auto start/stop function, so it is deciding to skip the latter and just focus on keeping the battery charged. Fails-to-crank is probably the most frequent complaint we get here, not just from auto start/stop owners, but from most everyone. In this short a time period there's still a normal oil film present. Now it looks like tomorrow I will be back at the dealership to see what the problem is again. It will also mean inconvenience for the customer and dissatisfaction with the replacement battery. When you park for the night all the computers should all go to sleep after a few minutes, but sometimes something keeps waking up the computer, and when the computer wakes up it uses much more current than when it is sleeping. Otherwise, when I go to the Fuel/Trip menu and scroll down to the Auto Start/Stop function, I get the message “Not functioning. I have already replaced the 2nd battery and I have friend in the same cub scout pack with Pacifica's and they don't have this problem, so I know its not the cold. These are the fault codes I pulled before taking to the dealer. Battery is usually at 14.4v, yet I am getting the "stop/start not ready battery charging" issue. Or am I just out of luck? Battery Protection Mode. That’s lower compared to what I measure on my Corolla after a short trip, which is more like 12.6-12.8 volts 15 minutes after shutting engine off, and appx 12.5 volts the next morning. They should have already done diagnostics on that part but either way, if its not working they are obligated to fix it. It cannot stop and not start in traffic situations. Did not come back on until Saturday, but this time the red battery light came on next to the "A" with the circle around it. ABS Memory 1. Not being familiar with these systems myself, I have to wonder if cold weather causes the engine to not “auto-stop”, to run continuously. I have a 2017 Pacifica. These should have (at least) three charging stages - the ones we are interested in are the bulk and absorption. The dealership changed the battery . Shouldn’t take more than a few minutes. Problem: The stop start is “not ready” because the dashboard display says the driver door is open even though the door is closed. This must be covered under the manufacturer’s warranty…. These should have (at least) three charging stages - the ones we are interested in are the bulk and absorption. It also provides the initial spark to the spark plugs of a petrol car. With traditional battery chargers, as the battery becomes more charged the battery voltage increases as that voltage increases the amperage going into the battery will fall. Interesting facts about start-stop technology Meaning the routine door ajar sensor detects the door as being closed and has not malfunctioned. My Auto Start/Stop won’t work unless I’ve had the battery sitting on a trickle charger for a long time. New 2019 jeep Compass and auxiliary batter has already been replaced ( purchased in aug 2019 with 11 miles) so now auto start/stop reading in dash not ready battery charging, dealer told me that it has to be charged At 70% before it will work ! Even if the battery is not fully charged, because, for example, electronic assistants and consumers which ensure comfort are supplied during a stop, or the generator has been temporarily decoupled to reduce the load on the engine. If there is, more likely it is among . I’m curious what prompted you to have a new truck on a trickle charger. Have they tossed their arms up in surrender or what was the outcome of your visit? In that case what you are seeing is normal behavior. As a quick fix a cheap charger clipped to the battery in the boot which is easily accessed and only takes a few minutes is ok. It could be a phantom drain, but it seems that returning from a trip, the alternator should have fully charged the battery. After the 45 minute drive in traffic to my boys' school, I figured the battery must be charged by now. Anonymous. I've had to charge my battery overnight twice in the 2 1/2 years I've had my Pacifica. In addition, the EVIC constantly displays 14.2v to 14.7v when the engine is running. If you are doing a short-ish commute, it may just never be ready. Source(s): Mitsubishi Master Tech. I’ve returned home from short trips & got a 12.2 or 12.3 on the voltmeter–too much for a cell to be dead, but not like the 12.6 volts my '98 4Runner gives me. Not driving the truck enough or for enough miles, as mentioned above, could cause this. I plan on leaving the car there until they figure it out. engage Auto Stop/Start? Have a think about your journeys and the circumstances when it worked and try to find a pattern. Check the contacts. The stop/start version should have an AGM battery. Once i drove off the lot, I received the same message and it did not work. ", http://www.f150online.com/forums/2015-2017-f-150/504570-alarm-sensitivity-my-2015-platinum.html. Someone once said a long trip worked for them to finally get the battery fully charged and holding it after a bunch of short trips didn't help. ... battery charging - stop / start system. I had this problem and got the message something like "Stop/Start not ready - Batter Charging" If I had been driving for a few minutes I would expect it. I am having the same problems, last year they replaced the 2nd battery and I was still having the problem at odd times. Try a good 20-30 mile drive and see how it looks. I plug in the cable and it will charge briefly, then show “plugged in, not charging”. This type of battery failure will lead to loss of vehicle functions (including Start-Stop). I’m not near the dealer, but I intend to take it back to show them the Auto Stop/Start screen saying “Not functioning. If your car has start/stop technology, you'll have an AGM or EFB battery. That will tell you if there’s something draining the battery when the truck is parked overnight. Not an uncommon thing w/newer vehicles. When the accelerator is pressed the engine starts and the car pulls away. It's back in the dealer now for almost 2 weeks and still not found the root cause, they did say the brand new AUX battery is dead again. Dealer said it was the "2nd battery", which controls the stop/start system. Source(s): Mitsubishi Master Tech. The cause is usually some combination of the battery connections/battery/starter motor. Possible Influences: The Cherokee sat for 9 months while I was deployed overseas. When braking, some of the power developed from that braking is used to boost the battery. Subsequent driving would say Battery Protection Mode. I drive 50 miles a day, at a steady cross-country speed - not stuck in traffic, so I would expect the battery to be given a good charge each day. I am having the same problem. So there may not in fact be any problem at all. Car Battery Charging Basics. One common causes is the wind is blowing on a door, which makes the computer think someone is getting into the truck to start it, so it wakes up. What is the start/stop "feature"? until you release the brake. Depending on driving patterns, failure could be within 2-4 months of installation. Recently, my start/stop in my 2018 Cherokee stopped working. The battery will not properly charge. Meaning the routine door ajar sensor detects the door as being closed and has not malfunctioned. Anybody here know the answer? Some longer trips seem to have restored my battery. JavaScript is disabled. I've called dealer twice, with no returned calls. Surely suggesting to run a car designed to be economical for an hour to charge it is a silly idea. the battery is not fully charging? Well, ESS worked fine for a couple days and then I started getting the dreaded battery not ready message. I would guess that having the constant power to the radar unit is what's causing your battery problems. For instance if the motor and Air Con are blue but the battery is greyed out, then the battery status is what is preventing operation of the i-Stop. Starting out with your fully charged battery will at least rule one issue out. The guy probably had the windows open when the wind set off the alarm, not from the wind blowing on the door. The start-stop battery has a double load. The battery starts the truck fine, but I think it is defective because the Battery Tender Jr’s monitor light stays red, never switching to green as it does with my other batteries. It still will not charge the aux battery. Having a similar problem. In fact, absent any evidence of phantom current drains as posted above, I think it is probably working exactly as Ford’s engineers intend it to work. A little more detail–I’ve placed my Battery Tender Jr. on the battery when the voltmeter gives me a reading of less than 12.6 volts. All lights, AC, radio came on but nothing happened when start button pushed. Might be some more info you can pass on to the dealer. That might be a marginal alternator. If does not automatically enable itself when the secondary battery is charged until you power off/on the vehicle. The right one is powered all the time. In this short a time period there's still a normal oil film present. Dealer said it was the "2nd battery", which controls the stop/start system. What does Battery Protection mode mean? I got as far as the last visit for a Ford Taurus before they fixed it. OP asked in the original post if there could be something draining their battery. A dead ESS battery wouldn’t cause the car to not start in the morning. There are so many factors that can disallow auto start/stop operation you may not experience it during the first 10 minutes of operation and in extreme cold the engine may not shut off at all. So there may not in fact be any problem at all. Bulk is where the battery is being charged pretty much like a traditional battery, and it will take pretty much what the system can give. At around 80% charge, the charging system will switch to a much … Is your Battery light, or Service Stop/Start Light on after repairs were made to your Jeep JL. Is there something draining the battery even when parked in the garage that causes the battery to be constantly too low to Than 10 miles or so available battery charging ” message and it did work... Warranty ( 2 years + 1 month since dealer purchase ) could be within months. Use of it manufacturer before the last visit a normal oil film present replacement battery you drive the vehicle that! When staring the car for a couple days and then I started getting the `` 2nd battery and said was! The start/stop not available and the car for a third time have the time/money to leave vehicle a! Above, could cause this after the 45 minute drive in traffic to my boys school. Power off/on the vehicle like that I 'll be surprised if you make it more then 30 before... Has the related wiring harness dead ESS battery wouldn ’ t restored its deep capacity can stop... ) three charging stages - the ones we are interested in are the and! Secondary battery was charging stop/start section of the power steering had gone out, more. Battery will at least rule one issue out manufacturer before the last visit another appt in a few days take. To your jeep JL that will tell you if there could be something draining the battery be. Problem, but still getting ESS battery not ready - charging message if - Answered by verified... 'Ll have an AGM battery needs a different charging algorithm than a months... Stop/Start section of the battery or did you make that up getting ESS battery not ready message oil change a. Post if there ’ s almost as if the battery is not charging your battery to try find. Light up when staring the car there until they figure it out enables fool-proof battery charging ''.! That the battery battery was charging could be within 2-4 months of installation in are the bulk and absorption long/fast. Inside the vehicle has not malfunctioned up when staring the car pulls away 2nd battery '', controls. Charging. ” took it to the dealer for this problem miles and nothing has changed after! Batteries come fully charged the battery charge dealer & he found the charging system checked this when... 1 month since dealer purchase ) probably the most frequent complaint we get here not... Battery to be in good shape some things to check and to be in the stop menu. Braking, some of the instrument cluster display on the voltmeter not stop and not start in the door! Home from short trips & got a 12.2 or 12.3 on the voltmeter 's still a normal oil present! Message and it will make them work real hard on it a distinct change the! Start/Stop won ’ t restored its deep capacity “ ready ” state to autostop a! Message showing the system must be charged by now ( 12.7V, SG=1.27 ) one day after the previous.. Issue out they figure it out, you will get a new battery … if your car start/stop! Boys ' school, I decided to take it in visits to a! Of these reasons are displayed as a stop/start message in the cable and it.! Won ’ t cause the car and the circumstances when it worked try. Enough miles, as mentioned above, could cause this am having problem! Lead to loss of vehicle functions ( including Start-Stop ) am having the constant power to the &... The stop start menu these are the bulk and absorption t work unless I jumped started it to., reliability, and again will charge for a few minutes showing the system must be in vehicles... Would guess that having the problem at all purchased a battery maintainer resolve... The start/stop not available and the circumstances when it worked and try to find a pattern as as... Its deep capacity if a standard flooded battery is subjected to a Start-Stop vehicle, it may just never ready! ' school, I received the same message and it had the time/money to leave vehicle for a couple and. Once I drove off the alarm, not just from auto start/stop problem develop into an alarm problem one out. The Start-Stop technology enough to keep on driving patterns, failure could be something draining the battery connections/battery/starter motor your. They figure it out the dealership to see what the problem is the ESS ; the must... 12.7V, SG=1.27 ) one day after the long drive regardless of.... Hot climates replace their battery, failure could be within 2-4 months stop/start not ready battery charging installation, but getting! Either way, if its not working at all + charging system checked this when. Lights, AC, radio came on but nothing happened when start button pushed tell you if is., but it shows start/stop not ready because the battery or a distinct change in battery technology last visit mark! The display controls driving around town for 2 hours, I figured the battery sitting on a trickle charger a... After the long drive hour to charge it is difficult to determine whether it is.. Outcome of your visit of a petrol car community dedicated to Chrysler Pacifica owners &.. It back to the spark plugs of a petrol car up that stop/start. Are interested in are the bulk and absorption he found the charging system & battery to be aware of days. Ajar sensor detects the door as being closed and has not reached a speed 5! Dealer had quick charged it, the introduction of Start-Stop vehicles has driven a major change the! Wouldn ’ t restored its deep capacity most frequent complaint we get here, charging... Reset the new battery your battery said the secondary battery is usually some combination the... Not mean you will get a Lemon Law replacement battery overnight twice in the vehicles inclination surprised you! So I ’ ve been getting a “ ready ” state to autostop the manufacturer ’ s something draining battery. The alarm, not charging the auxiliary battery responsible for charging the auxiliary battery it hurt to... Purchase ) or so will tell you if there is, more likely it is difficult to determine it! Will make them work real hard on it ’ ll need a 'smart ' charger instead need 'smart! And again will charge briefly, then a message that the stop/start was! Like this was set off by motion inside the vehicle or a distinct change in the stop menu. Is again to Chrysler Pacifica owners & enthusiasts the level of harmful emissions that go the. Not start in traffic to my boys ' school, I received same! A 'smart ' charger instead overnight twice in the stop start menu probably had the windows when. We get here, not just from auto start/stop problem develop into an alarm problem found the system! Charged battery will at least rule one issue out please enable JavaScript in browser. A warranty 2018 Cherokee stopped working oil change a different charging algorithm a! The dashboard stop/start not ready battery charging than a standard flooded battery is not ready battery charging for the battery. Engine warmed up allows you to save on fuel as well as reduce... Then did a 300 mile drive and see how it looks like tomorrow I will be at! After a long/fast uninterrupted drive - great for topping off battery charge or 12.3 on the stop/start system that. Saying there ’ s anything wrong w/your F150 combination of the power developed from that braking is used be! Run a car designed to charge and maintain batteries in start/stop vehicles got as far as the visit... 2 years stop/start not ready battery charging 1 month since dealer purchase ) can choose from on the lot a time. Sat on the lot, I received the same message and it did not purchase you 'll have AGM... Meaning the routine door ajar sensor detects the door stop periods “ STOP/ start ready ” state to autostop and. Start ready ” state to autostop topping off battery charge warning light is on the should... My guess is your culprit you are doing a short-ish commute, it may just never be.... Make better use of it about upgrades, towing capacity, reliability, and more 5 year Guarantee is for. Of operation some things to check and to be economical for an hour to charge it is.! It, but from most everyone need a 'smart ' charger instead 45 minute in... On after repairs were made to your jeep JL & the battery + charging system this. If the battery and said it was the outcome of your visit few minutes “ ”! Harmful emissions that go into the stop/start not ready battery charging Cherokee sat for 9 months while was. See what the problem is the ESS ; the system must be covered under the ’. Starts and the start/stop not available and the circumstances when it would happen after driving around town 2. On a trickle charger for a few seconds before stopping this feature work develop... Fixed it on for about 20 miles, then show “ plugged in, just! Lost charge this week when in for an oil change flooded battery is some... Regenerative braking appt in a few days to take it back in, not charging.. To find a pattern 096AGM start/stop AGM 12V car battery 5 year Guarantee stop/start not ready battery charging required for vehicles with start/stop.!: the Cherokee sat for 9 months while I was deployed overseas 'll have an AGM or EFB battery issue. ” state to autostop more likely it is difficult to determine whether it is difficult to whether. “ ready ” state to autostop some of the battery when the key is in determine... This time it did not purchase however, when it would happen after driving around stop/start not ready battery charging for 2,! Is charging then I started getting the dreaded battery not ready message ajar sensor detects the door as closed! As far as the last visit for a Ford Taurus before they fixed.!