Nov 25, 2018 · What is year--make--model? Generally 94 model year and older is obd1. 96 and newer is obd2, generally. 95 can be a cross-over year and could have a hybrid diagnostic connector. Usually with obd2, you need an obd2 code reader. OBD1 you should be able to access some codes, yourself, w/o a code reader.