Next time it happens, take the card out and look for "elog.json" file. It could have some detail why it is overheating.
Thanks. Here's the contents of the file. Two system errors, 2.90 low battery and 3.00 data abort. Are they relevant?
[
{
"unit_id": "3430594687",
"product_name": "Dash Cam 57",
"build_type": "RELEASE",
"software_part_number": "006-B3829-00",
"build_id": "b3763b7d4ce0c6e8edf1677c6d4cbba2be7291fb",
"git_describe": "",
"uptime_ms": "4911",
"backtrace": "\n\t0xA07784AE\n\t0xA0778EF4\n\t0xA07805E0\n\t0xA077FB1C\n\t0xA10F1C66\n\t0xA077B50E\n\t0xA10E8BBE",
"ms_since_epoch": "631065599000",
"system_version": "2.90",
"error_cause": "Low Battery Shutoff",
"proprietary_info": {
"Core ID": "0",
"Time": "2126-02-06 00:28:15"
}
}
,{
"unit_id": "3398829046",
"product_name": "Dash Cam 57",
"build_type": "RELEASE",
"software_part_number": "006-B3829-00",
"build_id": "de3afdd8c9914c8ef2aeedf2b7f9ea73e833eb20",
"git_describe": "",
"uptime_ms": "850361",
"backtrace": "\n\t0xA07795CC\n\t0xA07780DC\n\t0xA07E7220\n\t0xA07E72C0\n\t0xA03053B8\n\t0xA03053E4\n\t0xA060DFEA\n\t0xA04C35D2\n\t0xA060E9D2\n\t0xA055727E\n\t0xA1075840\n\t0xA10B8AD6\n\t0xA10B9A02\n\t0xA10713F6\n\t0xA0776548\n\t0xA10E941E",
"ms_since_epoch": "631065599000",
"system_version": "3.00",
"error_cause": "Data Abort",
"proprietary_info": {
"Core ID": "0",
"Trap Number": "0x6E5D8024",
"Message": "00000000,00000000,00000003,A30EAD98,A277F4C8,A3421800,A3BF5640,00000001,A3421800,00000000,A3421858,A3421800,A34212F0,A3420E10,A10861D1,A060DFEA,60000133",
"Status": "0x60000133",
"Registers": "\n\t$00:\t0x00000000\n\t$01:\t0x00000000\n\t$02:\t0x00000003\n\t$03:\t0xA30EAD98\n\t$04:\t0xA277F4C8\n\t$05:\t0xA3421800\n\t$06:\t0xA3BF5640\n\t$07:\t0x00000001\n\t$08:\t0xA3421800\n\t$09:\t0x00000000\n\t$10:\t0xA3421858\n\t$11:\t0xA3421800\n\t$12:\t0xA34212F0\n\t$13:\t0xA3420E10\n\t$14:\t0xA10861D1\n\t$15:\t0xA060DFEA",
"Time": "1989-12-31 00:59:59"
}
}
]