Have it checked for codes. With out knowing the codes, you won't know what to diagnose.
why do check engine light comes on
Use a code reader to find out why the check engine light is on.
Looking for Lexus ES300 engine 1993
Then you need to have code checked, you can diagnose from there.
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
it might be your throttle
The light comes on when the car stalls because the engine is not running and the pump therefore is not pumping. The pressure will always be 0 when the engine stalls and the light is directly related to pressure. This is normal, you have no problem, other than the engine stalling.
There are quite a number of dashboard lights on Lexus ES300. The common ones include handbrake light, check engine, temperature, check oil, battery light and so many others.
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
Check Engine light is on. Engine OK when cold, but when reaches operating temperature it stalls at idle.
is the computer setting a code or check engine light, if not it could be your crank sensor.
Number 2 cylinder is misfiring.