Sentra L4-1.8L (QG18DE) (2004)
21. Press [CHECK ECM P/N] to "confirm" (take note of) the current ECM part number (see Figure 15).
NOTE:
This is the vehicle's ECM part number BEFORE Reprogramming.
22. Press [COPY] to print the current ECM part number for future reference.
23. Press [BACK] to return to the main menu.
24. Select the ECM program to install (see Figure 16).