hello guys. am having a problem with my car. it was runin fine but it started to judder n sounds like its misfiring. losing revs etc. i checkd ecu fault i found code 24 n 38, could any of this cause this n how to cure it? its a classic year 1999,

 

idle control system and torque control system. take it to a subaru mechanic.

 

I had the same problem it turned out to be a spark plug