2002 Lexus Es300 P0430 overview

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By doing a few simple things seen here & a bottle of cataclean, I was able to clear this bank 2 catalyst efficiency below threshold ...

We install an O2 sensor spacer to turn off check engine light for codes P0420 or

A Toyota master diagnostic technician shares tips on how to diagnose a bad catalytic converter P0420 and

Here's how to bypass or trick the O2 sensor into thinking your catalytic converter is working when you have the P0420/

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