Where is located pcm?? And whats the difference between them.. Ecm location under the vehicle??

Question

Where is pcm and ecm located.. I means pcm is located with engin..and ecm is located under the vehicle. Is that right???

Answer 1

The ECM and the PCM are both the same , the difference is what you want to call it. Same as the air fuel ratio sensor being called a oxygen sensor, As for the location this would vary by the year of the vehicle and the model and make