Cylinder not using enough weight

What is your question?

Car broke down college kids knows nothing about cars but to drive. Car stopped on freeway also engine on timing chain not belt? What does it mean if you are told cylinder not using enough weight? What does engine on timing chain not belt? Smoking battery light staying on unable to drive vehicle

What makes this problem better or worse?

Got new battery started smoking

How long has your 2005 Mazda 6 had this problem?

One week