Have a 2003 Nissan Sentra SE-r spec v shooting error codes P1448, P0455, P0420.

Tiny
FRITOSPECV03
  • MEMBER
  • 2003 NISSAN SENTRA
  • 113,203 MILES
I havn't really tried nothing because it is dark right now I doubt its gas cap its still factory cap.
Saturday, October 1st, 2011 AT 1:21 AM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,885 POSTS
P1448 EVAP canister control valve open
p0420 catalyst below threshold
p0455 EVAP large leak detected

The entire problem may be the result of the canister control valve.

Have the system fogged to determine where the leak is located.
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Saturday, October 1st, 2011 AT 1:30 AM

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