2008 Nissan Versa with engine code P1421, how can I fix this code?
Hi there
The code means there is a problem with the cold start control. This can be caused by the ECM or a fuel issue. There is a factory service bulletin for this year and model.
P1421 NISSAN - Cold Start Control Read more: https://www.autocodes.com/p1421_nissan.html
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