keith: I am not overfilling the tank. There was rust in the gas filler which I removed and I tried a new gas cap. Issue persists.
db4690: Those are directly from the official Nissan troubleshooting manual.
All: Is there a step by step troubleshooting video for Nissan (none on YouTube)? What is the proper resistance in ohms for the vent solenoid coil and the pressure sensor?