Fan on passenger side is not on, I change coolant temperature sensor, now engine light in on

Question

2000 Infiniti I30, fan on the passenger side is not on, I change coolant temperature sensor, now engine light in on and the code P0115

Answer 1

P0115 = https://www.autocodes.com/p0115_infiniti.html

It's possible that there is still air pockets of air in the system. You should start by bleeding the system. If the problem persist you may have replaced the thermostat.