Starting inFord started putting this on the trucks. Crazy, but who knows what it will do. Again, not all the trucks have it, look and see. Not sure all dealers know about it, so make sure to ask them. Here is what the owners manual says. Prior to relearning the state of charge, the BMS may disable electrical features to protect the battery earlier than normal. When the engine is started, the generator begins to generate AC voltage which is internally converted to DC voltage.

This vehicle is equipped with load shed strategy. During this 8 hour period, the vehicle must be undisturbed, with no doors opened or keyless entry buttons pressed. Alright, I think that about does it. Sorry for being long, but it is new to me so I thought I'd share what I found out, this is about all I can tell you about it.

Not here to start a war about is it good or bad, I think it's crazy, but others may like it.

System Off To Save Battery Ford Mustang

There are several threads here with similar issues as described here, this may or may not be their problem, but something to look into. If the battery is frozen be sure it's completely thawed before trying to charge. Take it indoors. If battery froze solid it's done for. I would consider the battery junk and just buy a new one. A frozen battery may explode if charged. Email: sales lockdownsecurity. Visit our Website. How to enable Javascript. Sign Up. Like Follow. Login to reply.

Need Help? Call: Email: sales lockdownsecurity. Tags View all tags.So how do you find out what problems are occurring? Any duplicates or errors? It's not us. Don't waste your time wasting ours! If you are interested in advertising a for-profit service, contact us. Find something helpful? Spread the word. Share on Facebook Retweet this page Email this page. Add Complaint. Backup camera and trunk brake light do not work due to known flaw in trunk wiring harness design.

Wires inside the harness break from opening and closing trunk due to compression. Dealership has repaired once while under warranty by cheaply replacing sections of broken wire and crudely wrapping the entire harness with black electrical tape, however more wires have broken in new locations along the harness. This is a known defect with a technical bulletin published by Ford.

However the service department refused to acknowledge that this is an issue common with Mustangs. Brake light stop pad broke into multiple pieces while driving, causing the brake light switch to malfunction. Brake lights remained on even when pedal is not depressed, which causes various performance issues due to the ECU believing the brake pedal is being depressed.

Brake lights remained on when car was turned off. Back up camera not working on Ford Mustang V6. Did research on forums and it seems like a lot of people are having this issue. It happens whenever you put the car in reverse from being stationary.

Ford Trucks BMS Battery Monitoring Systems

Search CarComplaints. Location of electric power steering is the worse possible place. Failures are common due to water damage causing power steering to stop working at any moment. Even when car is moving which could cause accidents or death. Back up camera works and then it doesn't. I refuse to go to dealership just to have them say it is working then to leave and it not working again.Ford Mustang owners have reported 9 problems related to battery dead under the electrical system category.

The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Ford Mustang based on all problems reported for the Mustang. After heavy rain for a couple weeks. I was driving strait, in the rain on a city street. I noticed my radio turned off.

Then also noticed my headlights and blinkers were also not working. After reaching my destination before it got too dark I stopped and tested all lights including brake lights.

System Off To Save Battery Ford Mustang

All of the exterior lights weren't working, the gas light came on although I had atleast a half tank tcs light and also the emergency brake light were on in the instrument panel. After parking the Mustang in the garage for a couple weeks until I had time to check the status of the car. I noticed the floor of the cab passenger side was damp.

The car battery was dead less than a year old, red top optima and there was mold actually growing in parts of the interior of the car.

Causing the water to fill up between the firewall and the engine compartment, and ultimately leaking inside the cab onto the sjb Smart junction box located directly behind the firewall on the passenger side.

I am very concerned for this safety issue for it can cause a serious accident if electronics fail while driving and also the fact that there is mold growing in my car from this issue. This is a common problem and needs addressed immediately. See all problems of the Ford Mustang. Car would idle then cut off during stationary, engine would cut off while in motion on highway or city street turning and not turning. Car would not accelerate or move when pressing gas. Heated seat caught on fire.

Steering wheel controls stopped working. New battery would die then be fine, car have problems after filling with gas would not start, black and white smoke came out of the exaust and displayed low fuel when it had a full tank.

Car restricted me from driving past Power train issuesauxiliary emission control failed, computer output circuit failed. Walk out to my car Saturday morning, battery was dead. I decided to buy a new battery. I installed it then went to a store. As I was coming back home, a fire started on the inside of the passenger side.

I tried to make it home, but the smoke was getting to me, my windows wouldn't work. I finally made it home by that time a fire started blazing. I yelled at my wife to get a fire extingusher. I manage to put out the flames. I have read on the web that numerous cars as mine has had the same problem. How come nothing has been done??Ford Mustang owners have reported 10 problems related to battery under the electrical system category.

The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Ford Mustang based on all problems reported for the Mustang. Consumer is also expressing discontent with the Ford company. The consumer stated the door handles were replaced three times, the convertible top had to be replaced, a new fuel pump was needed which was recalled, a new radio was installed, and the battery was replaced twice.

See all problems of the Ford Mustang. Replacement of battery results in engine stalling with air conditioning on when clutch depressed.

The owners manual states on replacing battery the computer needs to relearn idle. This does not work at least not in a reasonable amount of time. The vehicle has been driven over a number of days with no improvement. With the air conditioner running and depressing the clutch either coming to stop or turning a corner the engine idle will drop far enough where the vehicle will stall resulting in a loss of power steering and power brakes possibly creating a dangerous situation.

The vehicle ran correctly before the battery replacement and only has 22, miles. Googling this issue on the internet finds numerous problems which are identical of which owners of the 4.

system off to save battery ford mustang

This defect could result in a crash causing serious injury or death. Ford should recall affected vehicles and have the default idle setting set for a higher value so the air conditioner when engaged does not result in the engine stalling.

The BEST Way TO Perform a Parasitic Draw Test

By not using the air conditioner the idle speed will return to its normal speed of around to rpm but still fluctuates slightly. Not being able to use the air conditioner is not acceptable, especially in the south east. The control feed back of the idle system is incorrectly operating with the air conditioner load on it.

Lights go on and off when car is shut off, then had to replace battery. The contact owns a Ford Mustang. The contact stated that the seat belt warning light failed. The vehicle was taken to an authorized dealer and the instrument cluster was replaced. The failure recurred approximately three years later.

The contact also stated that the turn signal indicator would blink very rapidly whenever a turn signal was engaged. The vehicle was taken back to the authorized dealer and the cables which control the rear lights were replaced.

In addition, the contact stated that the battery would drain very rapidly. The vehicle was taken to an authorized dealer and a large battery was installed as a replacement, but the failure continued. The vehicle was taken back to the dealer and the contact was informed that water was leaking in through the firewall. As a result, this was the source of all of the electrical problems. The manufacturer was made aware of the failure, but offered no assistance.

The failure mileage was 1, The battery in my Mustang convertible has gone dead twice. There is a technical service bulletin out on this, TSB which says to tell the owner to buy a battery charger. This TSB applies to Mustangs, explorer sport trac, expeditions and explorers, explorer sport trac, Lincoln navigator and the Mercury mountaineer. Ford knows there is a constant drain on these cars that drains the battery unless the car is driven basically every day.

They refuse to even replace the battery. I have a Ford 3.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

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system off to save battery ford mustang

When you turn on the Flex or turn it off in the Navigation Screen the words "system is off to save the battery turn the car on" Anyone know what this may be? Do I need to replace the battery? It is not even 3 years old. It looks like your battery is starting to have trouble. The newer Ford's are programmed to prevent battery draining to the point that you won't be able to turn the car on. Thus, it will turn off electric systems if the battery is getting lower.

Over time, a lead-acid battery loses some of its capacity, mostly due to sulfation. How long can it last? An average car battery lasts from 5 to 7 years. Usually the battery lasts longer if the vehicle is driven daily. If the vehicle is parked for extended periods of time without starting, the battery will need to be replaced sooner.

What you are explaining is what the vehicle does when the battery is getting weak. It starts shutting down non essential items. I replaced my battery at 4 years because of that message.

About 12 months after that battery was replaced, I started to get the System off to save battery, turn off ignition or start engine message. It is very intermittent. The Ford dealer is not sure what is causing the problem.

This was submitted in the wrong area.Vehicle: Lincoln MKZ. Have you ever had trouble with the electrical system on a newer Ford? It's possible the Battery Monitoring System needs to be reset. Starting with the model year, Ford and Lincoln vehicles use what's called a battery management system and what that does is it'll help conserve the battery's power. Say you have got the radio on for a long period of time or something like that, it'll turn off some accessories to try and conserve that power.

Now you can either let the system sit for eight hours to reset itself or you can force it with a scan tool. I'm going to show you how to go through it using the scan tool to save that eight hours. We already have the vehicle loaded in here, so we're just going to go into the Scanner. We just go in there. It wants to have the ignition on; the ignition is already on so we're good to go there and hit continue.

Then it's going to tell you when it needs to be done.

system off to save battery ford mustang

So it needs to be done either when the battery's replaced, the BCM is replaced, or when you're instructed by the workshop manual. And that'll be that case where if you left the key on and the radio doesn't work anymore, something like that, because it shut it off, you'd have to go in there and do that function as well. So we'll just hit continue.

It's going to cycle through the test. Tell us the test is complete and we're done. That was pretty quick. A couple of seconds will save you eight hours of letting that battery sit. Send e-mail Send e-mail Contact us here Request Product Information. Please rate your experience in the following: 1 being an unpleasant experience and 10 being exceptional.

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Quick Tip: Ford® Battery Monitor System

All Rights Reserved.The prices shown above, may vary from region to region, as will incentives, and are subject to change. With the Extended battery, that time shortens to a mid 5 second You love your Mustang, so love it back. Many states and provinces have restrictions on the use of remote start. Less than a month in to owning it, I started getting a message on my radio screen after shutting the.

Mustang was tested to a new set of crash test and safety assessment protocols for Cooling System Parts - Hoses, etc: The cooling system directly affects how efficient your engine is running, so be sure to check fluid levels periodically. Is it possible there is a - Ford Mustang question. Range, Charging, and Battery Life. If no lights coming on in the dashboard and no other electrical consumers work, the battery could be completely dead or there is no connection between the battery and the vehicle electrical system.

The 1 Ford Explorer enthusiast resource since Did they put the battery on fords system for a full diagnostic? The ford system can take a completely dead battery and do a full run of tests with no tech input. Ford has never used the Mustang badge to sell anything but gas-engine sport coupes. Can you connect a 9V battery to the. Mustang Mach-E will be available with standard and extended range battery options with either rear-wheel drive or all-wheel drive powered by permanent magnet motors.

Ended having ford warranty the battery as I was depleting it so much it was toast. They both tested as "good". The video above shows you how to replace the battery in your Ford Mustang. They blame my phone. Flat Battery. You can take several actions to extend your device's battery life and make a charge last longer.

Tons of awesome Ford Mustang wallpapers to download for free.

system off to save battery ford mustang

Ford Mustang 4. The success of the first-generation Mustang inspired other automotive manufacturers to develop similar vehicles, but the Mustang is the true American original. Come to Southwest Ford, Inc. Depending on where you live and your personal tax situation, you may qualify for other tax incentives from your state or city for buying an electric vehicle.

Please make sure to hold your device horizontally like a camera. Call for more information. Shop with Afterpay on eligible items. One of the biggest. Please also check out the statistics and reliability analysis of the Ford Mustang based on all problems reported for the Mustang. Backed by Ford's warranty.