Frontier 2WD L4-2.5L (QR25DE) (2005)
^ Some models will require registration of the NATS keys.
^ See the appropriate TSB(s) or Service Manual (ESM) for NATS information and key registration procedures.
F. Perform IAVL (Idle Air Volume Learning).
G. Check the new ECM's current P/N; make sure it is the latest (newest) P/N - see step 21 under step 3.
NOTE:
^ A new ECM from the parts department may not have the newest program.
^ If needed, return to step 5 on page 9 of this procedure and reprogram the new ECM with the latest available P/N. Be careful to follow each step
exactly as written, including manual insertion of the VIN, if required, as per NTB09-136.