how to clear codes and warning light with an obd2 reader

#HOW TO CLEAR CODES AND WARNING LIGHT WITH AN OBD2 READER HOW TO#
#HOW TO CLEAR CODES AND WARNING LIGHT WITH AN OBD2 READER MANUAL#

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.

#HOW TO CLEAR CODES AND WARNING LIGHT WITH AN OBD2 READER HOW TO#

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.

#HOW TO CLEAR CODES AND WARNING LIGHT WITH AN OBD2 READER MANUAL#

You can then cross reference this code online or with the manual that comes with the reader to find out exactly which system is causing your car's check engine light to illuminate.The sight of the “check engine” light is the last thing every car owner wants to see. The easiest way to narrow down the problem is to use an OBD 2 reader, such as the one I linked to in the article, to read the trouble codes from your car's computer. Believe it or not, this does happen even though it is also less likely. It's a coincidence and another system in your car started to experience an issue just after you replaced the fuse. This is less likely if the check engine light wasn't on before this.Ĥ. That system has an issue causing your vehicle to display the check engine light. You replaced a bad fuse, causing a system in your vehicle that was not working previously to start working. One of the fuses you inserted is bad or quickly went bad after installation, causing one of the systems in your vehicle to stop working correctly.ģ. Double check that you used the correct type of fuse per the vehicle's manual.Ģ. You replaced a fuse with a fuse of an incorrect value. That's not always the case though, and the light may still stay on (or turn on and off intermittently)-especially if you have a larger electrical or wiring problem.ġ. If the issue has been repaired and the computer has been cleared with a scan tool or code reader, then the light show turn off relatively soon after. Does the check engine light turn off automatically after repair? In this case, it's often best to take your car into a mechanic shop to get a diagnostic, or at the very least use an OBD reader yourself. A loose gas cap, failing engine sensors, bad spark plugs, faulty valves such as in the EGR (exhaust gas recirculation) system, or intermittent misfiring could all be potential culprits. There could be a few reasons why this is happening. Why does my check engine light turn on and off intermittently? Yes, sometimes the light will turn off by itself as you drive it around for a while after addressing the issue that made it turn on in the first place. The Ford Ranger Tremor Can the check engine light turn off by itself? Check to see if the check engine light reset. Repeat this two more times then drive the car as normal. To do this, insert your key into the ignition, turn the vehicle on for about a second, and then off for about a second. Some vehicles will automatically reset the trouble codes that caused the initial error after the vehicle is turned on and off three times in succession. If the check engine light is still on after three days, your problem may not have been fixed or you may need to try some of the methods below to reset it.

Most onboard computers will recheck whatever problem caused the check engine light to activate multiple times. The first and easiest method for clearing the check engine light is driving and time. Drive Your Car and Let the Light Go Off by Itself Turn the engine on and off three times in a row.ġ. Drive your car and let light go off by itself.Ģ.

How to clear codes and warning light with an obd2 reader