P0030 Code A Guide for the Automotive Enthusiast

P0030 is always an electrical fault code with the O2 sensor circuit. It could be the sensor, connectors, wiring, fuse, or PCM. The problem is an ... The Heated Oxygen Sensor is not heating. S may mean the Secondary sensor which is after the cat. If you had exhaust problems, you may have a damaged wiring ... Watch our latest video • https://youtu.be/9n5qms1o9pw?si=mYckc4ne5SQujLdv ▷Subscribe for New Videos Every Day: ... P0030 | This is one of the parts that fails very commonly. It measures the amount of oxygen to ensure proper combustion. OBD-II Code P0030 is defined as a HO2S Heater Control Circuit. This means that the oxygen sensor heater circuit is not functioning properly. 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 corresponds to the heating circuit of the oxygen sensor. I have been able to find out through other sites that apparently it is a fairly common ... FIX CODE P0030 HEATER CONTROL CIRCUIT BANK 1 SENSOR 1 BMW E46 E39 E83 E53 Z3 Z4 If you have BMW and you have code P0030 HO2S Heater Control ... it's the blue loomed wire plugged in near your passenger side strut tower, you can see it go down to the header along the passenger side head ... I received the following 2 codes late last year: P0030 Heated oxygen sensor heater control circuit Bank 1 Sensor 1 & P0134 Oxygen sensor ...