This item requires expert level soldering to fix it on its designated location! For this reason we are unable give any warranty on this item. The supplied part is an OE item, as used by the manufacturer itself. Codes mentioned on this sensor are production related codes, and are not actual part numbers. Each production site and production run may occur changes to these references. Mentioned references do not give reasonable doubt for any warranty requests because of this code being different from the code mentioned on the original sensor.