What Does P0333 Mean? The oxygen (02) sensors on your car measure the oxygen in the exhaust to determine how rich or lean the ratio of fuel and air are in the cylinders. Optimizing this mixture means better fuel economy and fewer exhaust emissions. When you see P0333 engine fault code on your engine code reader this description will help you. engine code P0333P0333 fixobd P0333dtc P0333obd code P0333obd2 P0333P0333 car codediagnostic code P0333car code P0333check engine code P0333fehlercode P0333P0333 fiatcodigo P0333codigo falla P0333P0333 kody b??dówcodigo de falla P0333 What are the common causes of P0333 ? To sum things up, the common causes for code P0333 are as follows: Failed knock sensor Fault in the knock sensor circuit Failed PCM How do you troubleshoot P0333 ? The repair needed to fix the P0333 code will vary depending on the underlying cause of the problem. However, the following may be needed: Repair or replacement of damaged wiring Repair or reconnection of damaged connectors or unplugged connectors Repair of more serious engine problems causing the P0333 code to set Replacement of the knock sensor Searches related to P0333 - Knock Sensor 2 Circuit High Input Bank 2 p0333 lexus p0333 toyota 4runner p0333 jaguar knock sensor 2 circuit bank 2 p0333 subaru p0333 code chevy p0333 vw 2007 toyota tacoma knock sensor location