P0325 INFINITI -

Question

What is probable cause and cost to repair codes P0325 and P1440 for 1999 Infiniti G20 that has 124,000 miles?

Answer 1

HI there

The P0325 is for the knock sensor. Most of the time the knock sensor is the issue.

The P1440 is for a small leak detected in the evap system. This has several possible causes. Here is a list.

P1440 INFINITI - Evaporative Emission Control System Small Leak

Read more: https://www.autocodes.com/p1440_infiniti.html