I have a 2005 Chrysler Pacifica

Question

The code P0038 came up but I'm not sure which sensor needs to be replaced. Please help.

Answer 1

Hi there,

This code is pointing to the bank 1 O2 sensor, but sensor #2 which is after the catalytic converter. Bank #1 is the passenger side of the car, then you want to replace the sensor after the converter. Here is some more info

P0038 CHRYSLER - O2 Sensor 1/2 Heater Circuit High

Read more: https://www.autocodes.com/p0038_chrysler.html