P0030 Code A Journey to Automotive Enlightenment

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. I have P0030 code coming up which is: HO2S HEATER CONTROL CIRCUIT/BANK 1 SENSOR 1. This is supposed to be the driver's side 02 sensor's heating element going ... ... code I had. To my surprise it was a p0030 code out of everything. So I cleared the code and there it was after every ignition cycle. I went ... The check engine light came on the other day and I'm throwing a code of P0030 which is Bank 1 Sensor 1 (driver's side upstream pre-cat) O2 ... B6 Models - Fault code: P0030 HO2 Bank 1 Sen 1 Heater Circuit, Exaplain please... - I got the car scanned today and this code showed up, ... Personally I would check the O2 sensor first, if that checks ok then do the longer job of checking the wiring. disconnect the sensor and check resistance. How To Fix a P0030 Code: HO2S Heater Control Circuit O2 Sensor removal tool on Amazon: https://amzn.to/3w6vqdA How To Test Oxygen Sensor ... Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase ... The code I pulled was P0030 which is listed as: HO2S Heater Control Circuit, B1S1. The reference to B1S1 makes me think it is related to the fore Sensor. 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.