Feb 20, 2025 · Understanding the key differences between OBD1 vs OBD2 is essential whether you own a classic car or a modern vehicle. In this guide, we break down the history, features, …

Jan 15, 2022 · In this guide, we will go through everything you have to know about OBD1 Trouble Codes. Learn to read the trouble codes without a scanner and the meaning.

Dec 2, 2017 · OBD1 is the On-board Diagnostics standard applied to vehicles made for California from 1991 to control vehicle emissions in this state. All cars marketed for this area had to be …

Apr 10, 2025 · Learn how to read OBD1 codes easily on pre-1996 vehicles without a scan tool. Understand code meanings, connector locations, and differences.

Sep 6, 2025 · Discover the main differences between OBD1 and OBD2 systems. Learn about features, benefits, compatibility, and which is better for your vehicle.

Jun 24, 2025 · There are two main versions of OBD system: OBD1 and OBD2.In this article, we’ll break down the key differences between OBD1 and OBD2, and explain what they mean for …

There are other styles of connectors, but the 12 pin OBD1 connector shown above is the most common. Some 1994-95 cars have the 16 pin OBD2 connector (shown below), Corvette's, …

There are two main OBD systems, OBD1 and OBD2, used in the vehicles found on the roads. There’s a vast difference between the two as they differ in terms of standardization, features, …

Oct 13, 2025 · But before you buy one, it's crucial to understand the difference between OBD2 vs OBD1 — because if your car doesn't support the right system, that shiny new scanner might …

Oct 9, 2023 · 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 …