Awasome 2000 Toyota Tundra Check Engine Light Reset References. Will this reset itself after x amount of engine start cycles, do i need to take it to the dealer to have them reset it with a scan tool, or is there another way to do this. How to reset check engine light.

Web quick question.is it possible to just reset/turn off the check engine light but not clear the computer of the code that set it off originally so it would in essence come back on after a couple of time turning the ignition off/on. Web #3 · may 24, 2006 salem108 said: If your truck is still throwing a code, the mil light will come back on until you fix the problem.