Question

On my 1999 Infiniti QX4, I have 3 codes p0120, p0325, and p0732 can one thing cause all these codes?

Answer 1

The P0732 and P012 could be caused by the Throttle Position Sensor, but more than likely all three codes are for a different problem.

P0120 INFINITI - Throttle Position Sensor Signal Range/Performance
Read more: https://www.autocodes.com/p0120_infiniti.html

P0325 INFINITI - Knock Sensor Circuit Malfunction
Read more: https://www.autocodes.com/p0325_infiniti.html

P0732 INFINITI - 2nd. Gear Malfunction
Read more: https://www.autocodes.com/p0732_infiniti.html