Unveiling the Mystery of the P0030 Code Symptoms, Causes, and Solutions

Hi, First post here! My 04 XC70 2.5t is throwing P0030 code: Heated Oxygen Sensor (HO2S) 1, bank1, heater control - circuit malfunction . 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) ... 2014-2023 Touring Models - 2023 SGS DTC Code p0030?? - 2023 SGS, Put on Reinhart slimline duals and Cobra 909's with a stage 1 download. Let's start with the P0030. Most likely a bad O2 or the heater control circuit. This is of course the 1/1 position so most likely the P0171 is setting as a ... 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 ... Could be a faulty brand new sensor. I would swap sensors and see if the code changes. 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 best thing to do would probably be to try replacing the O2 sensor and see if that eliminates the check engine light. Hey all, I have a 2015 ED and recently my check engine light came on. The code is P0030 Bank 1 Sensor 1 O2 sensor. Claim your FREE engine code eraser https://free.nonda.co ============================= nonda Auto DIY Center is the biggest Auto DIY ...