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Rivian is still struggling with a persistent software calibration issue affecting LFP battery range estimates in some second-generation R1 vehicles, leaving owners frustrated and occasionally stranded.
Rivian is still grappling with a persistent battery calibration issue affecting some second-generation R1 vehicles, leading to inaccurate range estimates and frustrating owners, despite multiple software updates.
LFP battery EVs from Ford and Tesla benefit from regular 100% charging to maintain battery health and range accuracy, a contrast to NMC battery advice.
A 2025 Hyundai Ioniq 5 with a manufacturing defect required a full battery replacement due to a cell voltage deviation (P1AA700 code), highlighting rare but significant in-warranty EV battery failures.
Some Rivian R1 LFP battery owners are getting a rude awakening, with their state of charge plummeting from 20% to zero in a blink, leaving them stranded. Rivian says a software fix is on the way, but until then, keep that battery topped up!
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