Information & Inspiration For
MG Electric Vehicle Enthusiasts
MG Electric Vehicle Enthusiasts
MickeySw
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MickeySw replied to the thread 12 V Battery Charging System Fault.The most likely scenario is that the DC/DC is (currently) not working, I.e. all low voltage load has to be supported by the 12V aux... -
MickeySw replied to the thread 12 V Battery Charging System Fault.Imho your problem is an (intermittent) fault of the car’s DC/DC circuit or it’s voltage reporting. If it ‘behaves’ the day it’s booked...
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MickeySw replied to the thread UK Owners - How many miles are you getting on a full charge?.You can reset the trip data to get an idea of battery health, obviously the generic consumption used will soon be updated with real...
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MickeySw replied to the thread 12 V Battery Charging System Fault.As mentioned before, when READY, that voltage should be around 14V (provided by DC/DC)? Might be worth borrowing a multimeter and...
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MickeySw replied to the thread System Fault 12V battery low and car doesn't start.It used to be a lot more common after failed DC charging sessions. FW upgrades over the years seem to have helped but many drivers got...
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Sometimes it is advantageous not to use a memory keeper/minder and force the car to reboot. It gives the various modules a chance to...
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MickeySw replied to the thread 12 V Battery Charging System Fault.It’s generally recommended to fully charge even a new 12V battery before you install it (it may have been on the shelf for some time)...
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MickeySw replied to the thread MGS5 12 Volt Battery Issues.There will be a lot of errors once you restart the car, usually turning the steering wheel to both extremes will clear most faults, if...
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MickeySw replied to the thread MGS5 12 Volt Battery Issues.There is a good chance that the four year old 12V aux is causing the problem, make sure you fully charge the new battery before you...
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MickeySw replied to the thread Is this SoH OK?.I’m pretty certain that (near) perfect top balancing is possible with degraded cells; SoH of my 15 year old EV is around 80%, yet top...
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MickeySw replied to the thread Is this SoH OK?.Balancing (at least the way I understand it) commences when charging is completed (I.e. when the first cell reaches the cut-off...
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In the last 18 months after going EV, I've devoured the internet on all things electric and read through all these great posts daily...
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MickeySw replied to the thread Is this SoH OK?.Afaik the flat LFP charge/discharge curves are challenging for the BMS when it comes to accurate measure SoC, however I wouldn’t have...
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MickeySw replied to the thread Is this SoH OK?.You mean current reduction? Is the ZS using active balancing, passive methods usually doesn’t require extra energy? Out of curiosity...
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MickeySw replied to the thread Is this SoH OK?.Charging to 100% isn’t the issue, I’m more concerned about the resulting 136mV difference after @doubledroz ’s failed calibration? I...
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