The Ultimate Guide to P0030 Diagnose and Repair

This indicated faulty heater control circuit for upstream O2 sensor. Do the sensors have a tendency to go or it it usually in the wiring? I have a 2019 Turbo S4 and recently it popped Engine code P0030: Oxygen Sensor Heater 1 (Pre) (front) code. Any suggestions on on fixing this? It won't clear. Code P0030 means there's a problem with the heater element circuit in Bank 1 Sensor 1. Our expert mechanics can help resolve this issue. The code means that there is a problem with the heater element circuit of the heated oxygen sensor. Water getting inside the heated oxygen ... I scanned and received a P0030 VOLKSWAGEN Code - HO2S Heater Control Circuit Bank 1 Sensor 1. No but I'm wondering if I. The code is telling you that the heating element in the lambda is open circuit. Probably the sensor itself but worth looking at the wiring first. Yesterday, started getting p0030, h02s heater control circuit open, bank 1 sensor 1. I've checked the wiring and the f3 fuse and it all looks good. may have been damaged when the DP was changed? make sure they plugged it back in ok. check your DP bolts are tight and sensor has not come loose ... P0030 means the heater circuit on the 02 sensor has a problem. Usually that is the sensor itself, especially at your mileage but it could be ... 2015 WRX Base, no mods, 23.5k miles. I currently have a check engine code P0030 on the car, which is the third time I've had this code in the last 2 months.