Question

On my 2001 Infiniti I30, how do I repair code P1490?

Answer 1

Hi there,

The code is for the vacuum cut bypass valve. This is mounted under the car near the charcoal canister. I find that normally the VCBV solenoid is the issue.

Answer 2

P1490 Infiniti Code - Vacuum Cut Valve Bypass Valve
Read more: https://www.autocodes.com/p1490_infiniti.html