Mitsubishi Repair Problems? Ask a Mechanic for Answers ASAP
The most likely causes your code p0443 are Evaporative emission purge solenoid failed. Open or shorted evaporative emission purge solenoid circuit, or loose connector. PCM failed
your code po300 is a random misfire.that could be cause by a bad pcm.
the engine computer.it is located under the side panel by the passenger's foot area