I have had the check engine light come on twice in my 95 T-100 and both times it was a faulty oxygen sensor. My vehicle which is the 6 cyl model has two of these sensors. Both are quit pricy so it is best to have a service garage check to see which one is faulty before you replace them yourself.
Also if you have removed the housing for the air filter this can cause a check engine light. Check to ensure that the housing is properly seated and the light should go out eventually.
The check engine light in a 2004 Toyota Tacoma can come on for many reasons. It could indicate an exhaust leak or a problem with the engine.
To turn off the check engine light on a 1999 Toyota Camry you can disconnect the battery. This will only reset the check engine light. So if there is a persistant problem with the engine, the light is likely going to stay on. To turn off the check engine light on a 1999 Toyota Camry you can disconnect the battery. This will only reset the check engine light. So if there is a persistant problem with the engine, the light is likely going to stay on.
Problem with the emissions system.
The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle. Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions. If the check engine light is flashing a misfire has been detected
use a code reader to check the problem and it will reset the light, but if you do not fix the problem the light will continue to come back on.
The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle. Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions. If the check engine light is flashing a misfire has been detected
Have vehicle scanned to determine the problem
The check engine light on a Toyota Tercel can come on for a variety of reasons. It can be come on whenever there is a problem with the engine that needs attention. To reset it, disconnect the battery for a few minutes then re-connect it.
The Check Engine Light has nothing to do with oil changes. It is on because there is a problem with the emissions system.
When the light comes on it's telling you to read the engine diagnostic codes.
If the problem has been fixed and the light remains on you need to disconnect the battery and then reconnect it. That should reset the check engine light.
how to discontect the engine light on a 2001 toyota camery ?