N/APosted on - 02/20/2017
There are many different sensors and sending units through your Subaru that feeds any information in Subaru’s computers. When the Subaru Legacy check engine light comes that sensor which checks the signal. How?
How To Subaru Legacy Check Engine Light Work
If the Subaru engine light comes on the short period after it may take a while to come on and also make sure that your caps is tightened by five clicks and then continue to your drive Subaru.
You may also need some 20 cycles, this means 20 start and shut down over a period. Also problem with the gas cap, that a rubber seal the gas cap will wear out.