idle great when under load runs rough 03 sentra

Question

03 Sentra idle fine when under load runs rough we put ejector cleaner and new plugs we received code po 463

Answer 1

If you dont have problems the fuel level, the fuel pump might be bad. Replace it with a factory one.

Possible causes:
- Faulty fuel level sensor
- Fuel level sensor harness is open or shorted
- Fuel level sensor circuit poor electrical connection

https://www.autocodes.com/p0463_2003_nissan_sentra.html