P0030 Code Demystified A Path to Automotive Excellence

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. The P0030 is triggered when a continuity or short circuit fault is detected in the heater control circuit, that includes both the heater in the sensor and the ... OBD-II Code P0030 is defined as a HO2S Heater Control Circuit. The purpose of the oxygen sensor is to measure the oxygen content in the exhaust gases. I received this code on my 2011 bmw x5 35i and I am confused as to why its popping up. Any help would be appreciated. I have a muffler delete on ... 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 ... If new sensor has good heater voltage but signal still = 0.4v DC, then disconnect the yellow signal from the DME and see if the voltage changes ... P0030 is a heater circuit code. The first thing to check is that the harness from the sensor connection back to the ECU is sound with no damage. Could be a faulty brand new sensor. I would swap sensors and see if the code changes. the error's are saying both of them are having issues. i would start checking the Accessory hardness that exits the cowl by the passenger side ... Car Ford KA 2003 petrol 1299CC The engine runs fine, but the engine check light is on. When I run a scan its comes up with P0030 H02S Heater ...