Infiniti G35 Instrument Cluster Gauges

I Noticed That My Daughter Seemed To Be Driving To Fast While Coming Back From A Family Reunion. I Was Behind Her And I Was Going 70 And She...

Fuel Gauge Shows Empty Even When Tank Is Full And I Get Obd2 Code Po463.

I Do Not Know That It Is Bad. The Mechanic Put Two Sending Units On And Still Jumps Around. It Would Never Go Below Half Tank So I Was...

I Can Fill My Car Up With Gas And The Gauge Will Not Go Past Half Tank And The Hand Jumps Around. Already Had Both Sending Units Replaced...