Nissan Quest P Codes (Powertrain) P0100 - P0199

I Have Codes That I Don't Understand And I Need To Know Exactly What's Wrong. The Codes Are: P0139, P0400, P0325 And P0138.

I Need Help To Figure Out Why My 1999 Nissan Quest Van Is Giving Codes P1148 Closed Loop, P0130 Oxygen Sensor, P0302 #2 Cylinder Misfire...

Fuel Temperature Sensor, Where Is This Sensor Located In My Car And What Do I Have To Do In Order For It To Pass Emission? I Spoke With A...