You can reset the check engine light on a Toyota by removing the battery cables and touching them together. Other than that, you will have to take the car to a mechanic and have them run a scan tool to turn the light off.
it means you need to check the engine
Low fluid levels in engine.
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.
The gas cap was loose on my '04 Sienna. How's that for simple...
must be a oxygen sensor
When the light comes on it's telling you to read the engine diagnostic codes.
How To Fix vsc,trac off and engine light on for 2009 Toyota Sienna
i have check engine light on code po171 system to lean i changed o2 sensor check engine light came back soon after, i heard that it could be fuel air ratio sensor,where is it located on 6cyl Toyota sienna, do you have any input thanks tony
Remove the battery head(+v) for a while, then replace it and star the engine.
After repairing the cause for the code, you can clear code with a scan tool.
If the check engine light is flashing the engine is misfiring. Most likely a bad ignition coil.
Trouble code P0770 means:Shift solenoid E malfunction