Question

\'01 nissan altima with a p1488 code. what is the cause of this code? Vehicle also has P0455 EVAP gross leak/no flow code

Answer 1

P0455 NISSAN - EVAP Control System Gross Leak Detected

Read more: https://www.autocodes.com/p0455_nissan.html

For the P0455 code you could start by retighten or replacing the gas cap and then clearing the code.

For the P1488 code there is no information in the factory service manual. Please check again the number.