What's the difference between obd1 and 2?

Related questions

1. What can obd2 do?
2. Do pending codes clear themselves?
3. What can cause an engine light to come on?
4. Is check engine light serious?
5. Does Pep Boys do free diagnostic?
6. Does the check engine light have to be on to pull codes?
7. How bad is check engine light?
8. Will obd2 work on obd1?
9. How many miles do you have to drive a car after you reset the check engine light?
10. Can PID?

Tags

1. #system
2. #emission
3. #control
4. #results
5. #signalling
6. #console
7. #definite
8. #messaging
9. #protocols
10. #improvement
11. #other
12. #provide
13. #vehicle
14. #connected
15. #remotely
16. #parameters
17. #tests
18. #formats
19. #better
20. #while