Several automakers introduced OBD computer interfaces, for their own cars before the 1990s.
But, the push to standardize everything with OBD, really didn’t begin until 1991. As a result of, the California Air Resources Board (CARB) mandated that all cars sold in California, needed some form of capability.
Choose Your Help Topic Below
OBD-I – Trouble Code Information, For Honda 95 & Earlier Models
OBD Engine Codes And Warning Lights, Are Only A Messenger
Check Engine Light (CEL) – What Can Cause It To Come On
Dash Warning Lights Only Provide A Warning, Something Is Wrong
BY DANNY BENDER