How to read OBD2 codes without a scan tool?
If the check engine light turns back on within a day after you cleared the OBD2 codes, you need to take this as a warning that your car requires to be inspected as this could mean a more serious underlying issue. However, for cars manufactured from 1996 going forward, you will be expected to follow the above-discussed process. Thus, you need to repeat this procedure mentioned above and ensure you press on your car’s horn until you have fully drained all the power from the ECU.įurthermore, unplugging your car battery to clear the OBD2 codes is not enough despite this technique working when clearing the OBD1 codes in older generation vehicles. In case the check engine light is still open even with your engine turned on, it most likely means you did not drain the ECU completely. After the engine warms up, the check engine light should have turned off.
Some of the issues highlighted by the check engine light include automatic transmission, airbags (SRS) as well as anti-lock brakes (ABS). Nevertheless, before you even decide to do that, you need first to know what the check engine light means as it usually shows numerous faults with your vehicle. How do you clear OBD2 codes without using a scanner?Ĭlearing OBD2 codes without making use of the scanner is easy, and you can do this in a few steps. Subsequently, you will never experience an issue that you cannot be in a position to solve, and this is essential in case your car spoils during the night or in the middle of nowhere hence have concerns about your safety. In this article, you will be taken through how to clear OBD codes with or without a scanner. However, whereas using an OBD2 scanner is simple, some people usually find it somewhat confusing. With scanners, you can get to carry out your vehicle’s maintenance handily, thereby safeguard yourself from experiencing any mechanical damage while on the road. Fortunately, you do not need to hire a mechanic to your car and find out what is wrong and can instead decide to make use of the onboard diagnostic scanner (OBD2). Knowing the exact cause of why it appears is crucial as it will eventually save you money and bring you a great sense of relief. The sight of the “check engine” light is the last thing every car owner wants to see.