You can find diagnostic trouble codes (DTC) in this repo. You can also find world manufacturer identifiers (WMI) paired with vehicle identifier numbers (VIN).
Example:
{
"dtc": "P1674",
"description": "Tachometer Control Circuit"
}
Example:
{
"vin": "3TM",
"make": "Toyota"
}
JSON
DTC
VIN
I made a web scraper using Python and Scrapy:
https://github.com/peyo/obd-scraper
Leave a message in the Issues section.