Here's how the Check Engine Light works. When the OBD II system detects any fault that may cause an increase in emissions, it sets a "pending code" in the computer's memory. The Check Engine Light does not come on yet because the system needs to make sure the problem is real and no...
The check engine light on a Chrysler illuminates when the engine experiences trouble and triggers an error code stored within the computer. It's inadvisable to reset the check engine light if the underlying problem hasn't been addressed. If you do, the light will simply come back on. Retriev...
The check engine light on a Ford F-250 comes on when your truck needs regular maintenance or when there is a problem with the truck. The on-board diagnostic computer, or OBD computer, throws an error code that is stored in the computer which triggers the check engine light to come on....
If using a scan tool to turn off the check engine light, follow manufacturers directions. You will need to find your vehicle's OBD II Data Link Connecter (DLC) and connect your scan tool to the DLC, then follow the steps indicated on your scan tool or scan tool manual. Instructions on ...
Connect the OBD2 dongle to the connector. Make sure the adapter is tightly attached but don’t use too much force. Turn ignition key to the ON position. Don’t start the engine because to reset the light, the engine shouldn’t be running. If the dongle has some LEDs, they should star...
The check engine light comes on when your car’s computer detects an issue. If you don't know how to reset check engine light, here are 4 useful way for you!
To reset the check engine light on a Polaris Ranger, you will need to locate the diagnostic connector. This is a black connector located under the dash on the drivers side. Connect a jumper wire to the connector and ground it, then use the ignition key. The check engine light should ...
Check engine lights, why they come on and how to turn them off. What causes the warning lights to come on in the first place. Learn how to find the problem
A check engine light can spell trouble for your vehicle. Learn about common reasons this warning indicator may turn on, and what you can do to fix it.
The easiest way to reset the check engine light and clear any codes is to use ascan tool, which plugs into the ODB2 DLC (On-Board Diagnostics Generation Two Data Link Connector) port, usually somewhere on the driver’s side. Check your owner’s manual for the location. There are differe...