P0030 Fuel Pressure Sensor Circuit Malfunction – Ultimate Guide

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. I found out why I was getting the errors, the manifold was replaced and the O2 sensor wire where it connects into the wiring harness was not ... 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. Re: P0030 and P0135 Codes ... Check the connector on the oxygen sensor between the cat and the cylinder head. Try disconnecting it and then ... 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 ... Possible Solutions · Inspect and test O2 sensor heater circuit as per repair manual · Inspect and test wiring harness as per wiring diagram · Replace ECM if O2 ... I hooked up my OBD reader to the car and it gave me code P0030, I goggled that and got the result that my O2 sensor in Bank 1 is bad. 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 ... P0030 HO2S Heater Control Circuit Bank 1 Sensor 1. (1/1). siphonfilter: http://engine-codes.com/p0030.html. Hi, I have a 2003 Subaru Legacy, I replaced the ... 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.