car runs fine as it has been ever since. On the Focus the alternator connector is a weak spot, and issues with the alternator wiring harness can and do occur. The battery is fine and charging well. I started the car fine and the message went away. The reason why the car wouldn’t start but the lights are able to turn on. vehicle is the dealer, runs about a hundred bucks for a reflash. radio a/c. Wires have been chased back by my mechanic with no breaks found. I was driving around yesterday and stopped the car at one destination and car was fine. This enables the electrolyte to better fill the usable areas, an exercise that increases the capacity. When the battery is recharged, the chemical reaction is reversed: the lead sulfate reforms into lead dioxide and lead. Hi. Car is having trouble shifting. The ground looks to be fine with no rusting or corrosion. I have had the alternator changed as it wasn't charging however the problem is still occuring. -Diagnosed motor mounts nee... Can I let my car battery on charger all night. Nowadays plate-related breakdown has increased from 30 percent five years ago to 39 percent. By using this site, you agree to these terms: 2010 Ford Focus with 240000 on it idles very rough and bounces from about 500-900 rpms also has been a bit laggy when accelerating. You can post now and register later. I replaced the main engine harness and the alternator.The problem is still there. While the depletion of the active material is well understood and can be calculated, a lead acid battery suffers from other infirmities long before grid-deterioration sound the death knell. Starter batteries are less critical and do not need priming; the full cranking power is present right from the beginning, although the reading will go up slightly with early use. The primary reason for the relatively short cycle life of a lead acid battery is depletion of the active material. jump started with another battery, went to connect orig battery back up, car dies, when we try to reconnect it the hornstarted blairing. Battery light keeps coming on.. with code.. any ideas. I have ford focus 2012, about a year ago battery light started to show up. The reason why the car wouldn’t start but the lights are able to turn on. The most recently reported issues are listed below. Lead-acid batteries are made up of plates of lead and separate plates oflead dioxide, which are submerged into an electrolyte solution of about 38% sulfuric acid and 62% water.This causes a chemical reaction that release selectrons, allowing them to flow through conductors to produce electricity. the alternator was brand new. The windshield wipers don't turn on the windows don't go up and down the AC doesn't work. Asked by 1Borrowedcar Aug 03, 2017 at 09:49 PM about the Ford Focus, Why is it that after replacing the battery nothing works in my Ford Focus? Your “Volts/Amps” or “Battery” light may.and also your bad battery has enough power for the lights and some other small equipment, but not enough to start the car. Each cell provides 2.1 volts for a total of 12.6 volts at full charge. In the formatting phase, try to imagine sponge-like lead plates that are being exposed to a liquid. if the alternator and battery are good; a bad ground is likely suspect. The ground looks to be fine with no rusting or corrosion. Ground connections 'Look' good but I guarantee in your case it's not. Display as a link instead, × Apply a fully saturated charge of 14 to 16 hours. As the 2012 Ford Focus Titanium Sedan (Auto) battery discharges, the acid of the electrolyte reacts with the materials of the plates, changing their surface to lead sulfate. was put in. For anyone who is looking for help: I drive a 2012 ford focus. works in my Ford Focus? A few weeks ago, I had to get the battery and alternator replaced. Nowadays plate-related breakdown has increased from 30 percent five years ago to 39 percent. An automotive battery is a type of rechargeable battery that supplies electric energy to your 2012 Ford Focus SEL Sedan (Auto). https://www.youtube.com/watch?v=PGgUDVCTiuQ. Vehicle...this is what happens when the Turds are Nerds from Microsoft called DXTECH CO2 & fiber metal laser cutting machine, Coffee packaging machine & K cup filling machine, How to Respond When the Battery Light of 2012 Ford Focus SEL Sedan (Auto) Goes On, How to Respond When the Battery Light of 2004 Roush Ford Focus Goes On, tips for choosing window film for 1973 AMC Javelin AMX. When you bring it to the mechanic.you check everything and you may be just need a new battery. This is due to the Heads at Ford deciding to continually SCREW there Customers after Upon starting your vehicle, you may see some of these indicators light up as a routine check to verify functionality. Heavy vehicles often equipped with diesel engines, may have two batteries in series for doubled system or may have parallel strings of batteries. crapped out at a park and wouldn't be jumped. These have been checked and were fine.

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