After a few helpful responses, including suggestions from Bob and flash22, it appears that faulty solder joints or problematic capacitors might be the culprits
Paramsothy S, Paramsothy R, Rubin DT, et al
They sometimes keep their doors open and you can smell smoke
Gandini S, Botteri E, Iodice S, Boniol M, Lowenfels AB, Maisonneuve P, et al
Made fully from heavy-duty zinc alloy, it also bears an exquisite texture to it and guarantees long-lasting use, provides better heat dissipation which wont be melting and fire, safer than a plastic one HANDS-FREE CALLINGA highly sensitive in-build microphone picks up your voice nicely and removes the background noises with the help of CVC noise cancellation technology, phone calls are clear and easy to hear both in the vehicle and by the caller
Check for power at the exposed terminal tips of each fuse