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Slower charging can actually be gentler on the battery over time, so it might help preserve its health if you're not in a rush. That said, the difference is probably minimal unless you're constantly fast-charging. As for using the Lear EVSE at a reduced charge rate, it’s a nice option if you’re...

I’m considering an electric 451, and the dealer claims the HV battery is at 90%. The car’s been sitting for months, charged sporadically. In a recent test, the CAP min was 52 Ah. If the new reading is 45 Ah, how does that translate to battery performance percentage?

The system may have been impacted by the chilly weather. You can try letting the car warm up for a while. If it doesn't help, I suggest getting in touch with your car's service center.

Have you tried specialized Smart ED tools or consulted a service that can reprogram the BMS? It is looking like a BMS fault might be blocking DTC read