There any many possibilities, but some of the most common are not replacing the gas cover correctly (tighly until it clicks) and the airbag sensor becomes unplugged (common after changing the oil). Make sure you're keeping up on replacing the oil, water, antifreeze, air filter, etc.
My light came on my 2001 Echo and I replaced the air filter (which I learned is not automatically changed at each oil change) and the Check Engine light would not go off. Tried this trick:
.....Also, you could: "disconnect the negative battery connection. Press your brake pedal down for 10 seconds. Reattach your negative battery connection. The computer will be reset." ......
And voilà; ready and rearin' to go !
"Turning off the warning light" seems dangerous, but it really isn't. If the problem is REAL, the light will come on again the next time it is detected. If it is only a one-time glitch, you may never see it again. If it keeps coming back, THEN you should worry...
Problem with the emissions system.
Low fluid levels in engine.
how to discontect the engine light on a 2001 toyota camery ?
The easiest way to reset the 2001 Toyota check engine light is to remove the check engine light fuse. The fuse can be found in the fuse box.
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.
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.
it means you need to check the engine
Type your answer here... Hello how do you reset the check engine light on a 2003 Toyota 4runner. Thanks
The check engine light has nothing to due with an oil change.
It could be anything, but the most common problem is the O2 sensor.
Could be one of a thousand things. Go to a shop and have them read the error code.
It is important to pay attention and understand why the warning lights come on. The Check Engine light will flash because there is in issue within the cars engine, the number of flashes usually indicate the code number.