P0030 Code The Ultimate Diagnostic and Repair Handbook

A new O2 sensor is about $40 shipped. On these engines Bank 1 is the driver's side. The sensor is located at the top of the exhaust manifold. 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. That CEL code is pointing to the front, upstream A/F - Air/Fuel O2 sensor... Bank 1, Sensor 1. If you're going to replace it, most members would recommend ... 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 code ... her car is stock minus tinted tails lol .. bad o2? she has literally 2.9k miles onher car (we barely drive the AT since we carpool) ... 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. The error code P0030 shows a malfunction in this system and it does so with the prompt illumination of the check engine light. So, either the O2 ... 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. Got the P0030 code yesterday. (Oxygen sensor heater circuit). What are the odds that this is the sensor itself vs wiring? It's not intermittent. A P0030 code refers to an issue with one of your engine's primary oxygen sensors. The specific O2 sensor in question is a heated oxygen sensor ...