Repair information for p0030 subaru code learn what does p0030 subaru ho2s 11 heater control circuit means location and how to repair oxygen sensors o2s or heated oxygen sensors ho2s need to reach a minimum operating temperature of 750 degrees f to produce an accurate voltage signal p0030 subaru description oxygen sensors o2s or . P0030 subaru comments help us improve autocodescom leave a comment below or tell us if the information above help you fix the code what are the symptoms on your vehicle for the p0030 subaru code have you replaced any parts any information is appreciated thanks. P0030 subaru ho2s heater control circuit bank 1 sensor 1 possible causes faulty heated oxygen sensor h2os bank 1 sensor 1 circuit the code means that there is a problem with the heater element circuit of the heated oxygen sensor the control module monitors how long it take the sensor to warm up and start sending an adequate signal. P0030 trouble code definition p0030 is the code for ho2s heater control circuit bank 1 sensor 1 what the p0030 code means p0030 indicates for the engine to operate properly the engine exhaust should have a specific air fuel ratio of 147 to 1 as determined by the heated oxygen sensors ho2s which detect the oxygen content of the exhaust. P0030 subaru what is the cost of repair for code p0030 on a subaru forester xs 2004 automatic transmission vehicle subaru forester xs 2004 asked feb 11 2012 by anonymous 1 answer this code indicates a problem with the heated o2 sensor on bank 1 bank 1 is the driver side of the engine
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