P0420 toyota prius 2007. Airfuel sensor ashy white normal o2 sensor dirty covered in black carbon explains why its lazy cant read if covered. A three way catalyst converter manifold with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2. P0420 toyota meaning the engine control module ecm monitors the switching frequency ratio of heated oxygen sensors 1 front o2 sensor and heated oxygen sensors 2 rear o2 sensor.
What a p0420 code means on a toyota prius the actual definition of a p0420 code is catalyst system efficiency below threshold bank 1. Maybe converter gone bad. P0420 toyota description the engine control module ecm monitors the switching frequency ratio of heated oxygen sensors 1 front o2 sensor and heated oxygen sensors 2 rear o2 sensor.
In the prius obdii p0420 is often caused by a bad oxygen sensor but there can be other causes as well. This may seem technical but it really is not. P0420 2007 toyota prius description the engine control module ecm monitors the switching frequency ratio of heated oxygen sensors 1 front o2 sensor and heated oxygen sensors 2 rear o2 sensor.
Code p0420 indicates that the catalytic converter is not functioning efficiently therefore increasing the output of harmful pollutants by your toyota. The function of the catalytic converter is to break down harmful pollutants that are created by your toyota during the combustion cycle and convert them into harmless gases. A three way catalyst converter manifold with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2.
P0420 code toyota error code p0420 or catalyst system efficiency below threshold bank 1 is one of several trouble codes that fall into the general exhaust system code block.
Toyota Prius P0138 Trouble Code Finally Solved The Results Blew My Mind Torque News
www.torquenews.com
Https Encrypted Tbn0 Gstatic Com Images Q Tbn 3aand9gcspsp9nkuccjxbjowqk6rtjynaiypbinaqv4479tk8uszjwffy1 Usqp Cau
encrypted-tbn0.gstatic.com
Vylez Check Engine Rashod Povysilsya Do 5 95 L 100 Km Testirovanie Oshibka P0420 Vizit Rezultat Toyota Prius 1 5 L 2007 Goda Na Drive2
www.drive2.ru
Knowing This 1 Tip Can Save Your Toyota Prius From Setting A P0420 Trouble Code Torque News
www.torquenews.com