B. If no key fob is available you can disconnect the battery again, turn the ignition key to the on position and reconnect the battery. This usually doesn't allow the alarm to set and allows the car to start. C. Remove the aftermarket alarm system. This is usually the long term fix i recommend if the fob isn't available. The following users liked this post: 2015 - 2020 Ford F150 - "System off to save battery " warning help - This has popped up on my radio screen of my 18 XLT screw 2.7. System off to save Battery Please turn ignition off or start engine It shows up on th screen before I even put the key in the ignition. The engine starts fine. Fix system off to conserve battery message in 2014 ford fusion hybrid - Answered by a verified Ford Mechanic We use cookies to give you the best possible experience on our website. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. A light on the instrument cluster will let you know that the engine is off. Once you take your foot off the brake pedal, your vehicle automatically restarts without delay. Notes: 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. I just think the battery's resting voltage is getting low. I went to walmart and they had the Everstart Value for $70 and the Everstart Maxx for $140. I snagged the Maxx, but am wondering if its actually worth double the price. The warranty is better at 3 years vs 1, and the cranking amps are better. Exact location of battery saver relay in 2000 taurus. Suspect battery saver relay, new battery and alternator, battery runs down over night, nothing is on. need exact location for replacement. Posted by Robert Dewater on Nov 28, 2012. Find parts for your 2000 Ford Taurus Check Price eBay. System off to save battery message 2017 explorer. Not sure. don't think it is lit up. Several weeks ago. 61000. New - Answered by a verified Ford Mechanic Ford Fusion Hybrid 2019 "System Off to Save Battery", what should I do? I bought a renter company used Ford Fusion 2019 three months ago. The original purchase made by the company was on May 2019. My sync screen displayed this "System Off to Save Battery", the current mileage is ~24,000 miles. And my car do have to jump start last time due to Checked current from battery with car completely turned off. Over 300mA current. Started pulling fuses under the hood. 40A Maxi fuse number 6 caused the current draw to drop to a few milliamps. Problem was shorted output transistors in the Mach sound system bass amp in the trunk (right side). Found it by pulling connectors, one at a time. Eco mode is deactivatable by a button on the dashboard of your Ford C-max or if you press the accelerator hard because you will be able to drive normally without this mode. Regarding the energy saving mode, this is not an option, it is automatic because the battery is a vital piece of your car. If it drains you will not restart and you will be CCA6Wx.