I upgraded my OEM 96r flooded Battery to a larger H7 AGM battery and needed to reset my Battery Monitoring System (BMS) to accommodate. I found these instructions in the bowels of the internet and after trying a couple other methods that didn't work, this is the one worked for my US 2015 ST2: BMS Reset Process for US 2015 Ford Focus ST: 1.
Wheels and tyres. Lubricants & fluids. Engine. Cooling system. Brakes. Transmission. Air conditioning. Haynes guides are your go-to for Ford FOCUS. Achieve maintenance mastery with our clear-cut instructions and DIY support for models since since 2018.
Module Programming and Reprogramming Service Tips. Use the following tips to help ensure programming completes without errors: Ensure that the session is created ( Key ON Engine OFF (KOEO)) Connect vehicle to a battery charger set on the optimal charge setting. Connect the IDS tool (computer) to a power source.
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ford focus service reset 2019