These are functions that are managed and shared by onboard computer systems.ī – Body. It includes the engine, transmission, and all the associated accessories. The First Character (Letter)Īll OBDII codes start with a letter that denotes the part of the vehicle that has a fault. An OBD2 code is interpreted by reading the letters and numbers it contains. When you look at an OBD2 code, you can immediately tell where the fault is by reading the letters and numbers it contains.īelow is a breakdown. They include the engine control module, body, chassis, etc. OBD provides monitoring for various systems. Overall, the Maxiscan MS300 worked as advertised and was easy to use, and that in my eyes makes it a decent purchase.Full-generic-and-manufacturer-specific-obd2-code-list Download How to Interpret An OBD2 Code Hopefully the check engine light doesn’t come back any time soon, but if it does at least we have some idea of what the problem is before my dad has to fix the car. We know what the error code was and cleared it using the MS300. The MS300 worked as well on the Echo and read the error codes.

I brought the reader back home in winter vacation and used it on my father’s 2000 Toyota Echo which had the check engine light on. One of the screens under the I/M Status menu item. I tried the I/M and VIN functions on my car and both worked. DTC Code displays any trouble codes in the car’s computer erase clears the trouble codes and turns off the check engine light I/M Status displays some inspection/emissions info VIN reads the vehicles’s ID number and rescan gets the reader to scan for information again. There are five items in the menu: DTC Code, Erase, I/M Status, VIN, and Rescan. Once the scan is done, the reader told me how many error codes were there (0 in my case) and displays the menu as shown below. After that, I pressed the “Enter” button on the MS300 and it started to scan for information. To use the device, I have turn my car’s ignition to the “ON” position without starting the engine. MS300 when first plugged into the OBD port The MS300 is powered by the OBD port, and thus the device turns on once it’s plugged into the port. My car didn’t have any problems at the moment, but I wanted to check the other functions of the reader. Most importantly for us, the MS300 can clear the trouble codes and thus turn off the check engine light.Īfter receiving the MS300 in the mail, I first tried the device on my 2006 Mercedes M元50. It’s not nearly as fancy as the code readers used by professional mechanics, but the MS300 can read codes, the Vehicle ID number (VIN), and other information. The MS300 is a simple device with an attached OBD (OnBoard Diagnostics) connector, a two line display and only two buttons: Enter and Scroll. The Autel Maxiscan MS300 came with a manual and a CD with a diagnostic trouble code library.

Maxiscan ms300 code list