There are two methods for resetting the "service engine soon" light on a Nissan car. One method, which is the most convenient, is to use a code scanner, which you can purchase at any auto parts store. Launch X431 The code scanner will display the codes automatically and has an accompanying code sheet. There is also a manual way to display the codes and reset the computer -- you need to access a code sheet the decipher the codes. The trouble codes must be repaired prior to resetting the computer, because the light will just come back on as long as it sees the failure.
Remove the nut from the negative battery terminal using a wrench or socket set. gm tech2 Slide the cable off of the terminal and set it aside.
Press the horn for several seconds. Digimaster 3 This depletes any surplus energy stored in the electrical system.
Wait 10 minutes before reinstalling the battery cable.