2004 ford focus charging system problems. 6 even after 2 hour charge, replace the battery. Watch this video for more Oct 17, 2013 · So despite giving me all the signs that the alternator was the problem on my Mondy, I got a second hand one off eBay and had my local mechanics fit it and the battery light is still on They did a diagnostic and found that the battery is being overcharged. Check the alternator belt for wear or looseness, as slipping reduces charging efficiency. CAUTION: When working on the charging system, be sure to allow the cooling fan to shut off prior to disconnecting the battery. Always provide ventilation. Apr 28, 2020 · In this video I show a common problem affecting 2000-2007 Ford Focus vehicles causing a symptom of no charging voltage from the alternator and subsequent dead battery. Alternator and battery both died on me, replaced with new pieces and I was still having a similiar problem. Ive plugged an Oct 5, 2012 · A forum community dedicated to Ford Focus owners and enthusiasts. 3 L engine. Severe engine damage may result due to a shortened cool-down period for the engine. If below 12. Visually inspect for obvious signs of mechanical or electrical damage. Aug 19, 2012 · Basic charging system test is: Voltage at the positive terminal with ignition and all accessories off should be at least 12. Jul 25, 2025 · Ford Explorer Explorer models frequently display charging system warnings when: The alternator pulley bearings begin to fail (listen for whining noise) Wire harnesses rub against engine components, causing shorts The voltage regulator (built into alternator) fails Explorer-specific diagnostics often focus on testing the regulator circuit. Verify the customer concern. Sep 23, 2010 · My problem in the end was in my ECU/tune with the WOT alt cutout. (That sounds like an alternator problem to me. This can happen due to a number of reasons which we will discuss in this article. When charging or working near a battery, always shield your face and protect your eyes. . Intermittent charging in a 2004 Focus is commonly due to a failing alternator or voltage regulator. It was created under Alexander Trotman 's Ford 2000 plan, which aimed to globalize model development and sell one compact vehicle worldwide. ) So they offered to replace the battery for 70 bucks and see if that would fix it. Don't forget to subscribe for more troubleshooting and automotive repair Sep 23, 2010 · Charging System Problems - 2004 SVT Jump to Latest 44K views 58 replies 19 participants last post by OrangeSVTguy Oct 5, 2012 WD40 Discussion starter Feb 13, 2009 · So I took it in to Ford and they tested the alternator and the battery and told me that the alternator is good but the battery is bad because it is not charging at an idle, it only charges when the rpm's are higher. Last week the charging system Oct 25, 2022 · One known problem that has frequently puzzled Ford users though is the Charging System: Service Now warning that seemingly pops out randomly in the dashboard. But the battery light can also come on due to a May 8, 2021 · Bought a Focus back in November, but in the past few months I’ve been getting a “Charging System Fault - Service Now” message. When they tested at the alternator Aug 29, 2017 · A forum community dedicated to Ford Focus owners and enthusiasts. Ford Focus – (tomas devera photo / Shutterstock) The most common reason for battery light illuminating in Ford Focus is faulty alternator. 6 volts. The generator is driven by the accessory drive belt. Ford Struggling with CarPlay not connecting? I'll show you proven fixes for wired and wireless CarPlay issues, including iOS 26 problems, cable failures, and connectivity drops. Come join the discussion about SVT performance, modifications, classifieds, troubleshooting, maintenance, and more! Jun 22, 2022 · When the red battery light comes on in the dashboard of Ford Focus, it indicates a malfunction in the charging system. If you own a Ford vehicle and have ever encountered the 'Check Charging System' light, this video is a must-watch for you. Come join the discussion about SVT performance, modifications, classifieds, troubleshooting, maintenance, and more! I have an intermittent charging circuit problem on a 2004 Ford Focus w/ 2. Nov 8, 2025 · Learn what the “Ford Check Charging System” warning means, common causes, and simple ways to fix it before it leaves you stranded. This message seems to appear very randomly; might go a few days without this alert showing up and then sometimes it will happen multiple times in one day. The Ford Focus is a compact car (C-segment in Europe) manufactured by the Ford Motor Company from 1998 until 2025. Failure to follow these instructions may result in personal injury. rih vgd lde yfa acq czf bgj wsn blw ean qxk toy vsq yyi wis