Sentra L4-1.8L (QG18DE) (2004)
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The Freeze Frame data that you've printed contains the ECM Part Number (P/N).
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Figure 1 is an example of the F.F. Data printout.
ECM Part Number Check
3. Using the ECM Part Number printout from Step 1 (Figure 1):
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Compare the vehicle's current ECM P/N to those shown under Current ECM P/N in Chart A.
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This comparison will allow you to determine if the ECM needs to be reprogrammed.
CHART A
a. If your vehicle's ECM P/N matches a P/N in the chart above:
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Perform ECM Reprogramming.
b. If your vehicle's ECM P/N does not match a P/N in the chart above: