PT cruiser P0038 fault

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#1
Hi The wifes PT Cruiser2004 Non turbo automatic has a P0038 fault Should I replace the sensor ? or is it something else and if I'm not mistaken this is the one after the Cat ? Thanks for your help, Ed
 
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#2
P0038 HO2S Heater Circuit High Voltage Bank 1 Sensor 2

recomend you check the sensor wiring connector and pigtail first, locaton and HEAT can cause problems....then replace the sensor.