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What year did Honda start using OBD2?

Honda began using the second generation of on-board diagnostics (OBD2) in its vehicles starting in the 1996 model year. OBD2 is a standardized system that allows vehicles to self-diagnose and report issues with their emissions control systems.


What is OBD2?


OBD2 is an electronic system built into modern vehicles that monitors the performance of the engine and emissions control systems. It is designed to detect and report any malfunctions or issues that could lead to increased vehicle emissions. OBD2 systems use a standardized diagnostic connector and communication protocol, allowing mechanics and technicians to easily access and interpret diagnostic information.


Honda's Adoption of OBD2


In the United States, all light-duty vehicles sold after January 1, 1996 were required to be equipped with an OBD2 system. Honda was one of the first automakers to comply with this mandate, introducing OBD2 across its entire lineup starting with the 1996 model year. This allowed Honda vehicles to be more easily diagnosed and repaired, improving their emissions performance and environmental impact.


Benefits of OBD2



  • Standardized diagnostic system for all vehicles

  • Allows for early detection of emissions-related issues

  • Enables more efficient vehicle maintenance and repair

  • Improves overall vehicle emissions and environmental performance


The adoption of OBD2 by Honda and other automakers has been a significant step forward in vehicle diagnostics and emissions control. By providing a standardized, accessible system for monitoring and reporting vehicle performance, OBD2 has helped improve the environmental impact of automobiles.

What year did they switch from OBD1 to OBD2?


1996 — OBD-II becomes mandatory for all cars manufactured in the United States.



Why is OBD1 better than OBD2?


Differences Between OBD1 and OBD2
OBD1 systems are more basic and less comprehensive than OBD2 systems. OBD1 systems typically only monitor emission control systems, while OBD2 systems monitor a wide range of engine and emission control systems, as well as other systems such as the transmission, ABS, and airbags.



What Honda has OBD1?


Technical Information OBDI Vehicle Reference

ModelYearSuitable OBD1 ECUs
Integra VTiR92-95P72,P28,P30,P61,P08J,P30J,P72J
Integra Type R97-01P72,P28,P30,P61,P08J,P30J,P72J
Accord LX/ EX90-01P74,P75,P06,PR4,P72,P28,P30,P61,P08J,P30J,P72J
Prelude Si92-95P74,P75,P06,PR4,P72,P28,P30,P61,P08J,P30J,P72J



How can you tell the difference between OBD1 and OBD2?


The OBD connector is a 16-pin connector that is usually located under the dashboard on the driver's side. If your car has a 16-pin connector, then it has OBD2 or EOBD. If your car has a different type of connector, then it has OBD1. You can also check your car's owner's manual to find out which OBD system your car has.



What year did OBD2 come out?


1996
OBD-II Diagnostic Port Standardization
This is known as OBD-I, a precursor to the OBD-II port. OBD-II was created three years later, in 1994. In that year California required all vehicles sold (starting in 1996) to have on-board diagnostics as recommended by SAE.



What diagnostic tool does Honda use?


Honda Diagnostic System Tools
Honda currently offers three options for the purchase of diagnostic testing tools: Honda Diagnostic System Tablet Tester (HDS Tablet Tester) Teradyne Diagnostic System Pocket Tester Kit (Pocket Tester)



Is Honda OBD2 compliant?


All Honda Models Compatible with OBD2.



What year did Honda start OBD2?


The OBD-I vehicle diagnostic standard started in the 1980s, became law in California for the 1990 model year and was expanded nationwide shortly after that through a 1990 law. The OBD-II standard became mandatory for the 1996 model year.



What year was OBD1 mandatory?


The California Air Resources Board (CARB) made the first push to standardize OBD systems in 1991 when they mandated OBD capability in all cars. The goal was to ensure that all vehicles could detect engine issues and report error codes. One thing to note is that OBD-1 was not standardized across manufacturers.



How do you tell what year a Honda engine is?


FAQs about Honda engines
You can figure out your Honda engine's age by looking at each number in the code. The first letter will tell you the decade it was manufactured; for instance, 'C' is the 1960s, 'D' is the 1970s and so on. The second digit will denote the year of manufacturing.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.