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Corolla > Engine > Error codes > Toyota Corolla P0155 Code – What Is This and How to Solve It? >

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Title: Toyota Corolla P0155 Code – What Is This and How to Solve It?
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iloveanycar
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#1
10-04-2024, 10:25 PM
Hey guys, just got the P0155 code on my Corolla. From what I gather, it’s something to do with the oxygen sensor heater. Should I be replacing the sensor, or is there a way to test if it’s just a wiring issue? Kinda hoping to avoid buying a new sensor if I can.
 
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