Some questions for you to help understand the error:

1. What does the error message "M118-Nozzle 2 return to origin time timeout machine code of KM-ASSYM2-05 error id of 49" mean?
2. What is the context
The M118 error occurs when the nozzle does not return to its original position within a specified time limit. To resolve this issue, you may need to adjust the nozzle's positioning parameters or limit the print speed.