Skip to main content

All Questions

Filter by
Sorted by
Tagged with
6 votes
1 answer
23k views

02 sensor displays constant 3.3 volts, not a jagged waveform. 2002 rav4

Got P0420 and P0430 codes, suggesting the catalytic converter needs to be replaced. Everything I have read suggests the wave form after the cat ( sensor 2) should be a delayed version of before the ...
Charlie Burns's user avatar