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New update: I replaced (downstream) oxygen sensor with a new Denso one. Then removed the P0420 code with OBDLink scanner and hoped for the best....
@Tombukt2 yeah perhaps we cant discount that possibility either. I might look into that after changing the O2 sensor.
Just an update: - Changed A/F sensor > P0420 appeared again. By the way, OBDlink scanners still shows 0 volt for this sensor. Probably something...
thanks for the detailed reply/info. Indeed, that’s why I haven’t rushed in towards changing the a/f sensor; maybe there is more to the issue at...
Well, the other day I disconnected both sensors for testing purposes while the engine was running. Probably computer of the prius thought it is a...
Well, normally you would get a specific code for either of those sensors if they are faulty. P0420 is a slightly general one. Plus, the resistance...
My MPG hasn’t gone bad either, it is around 48. Did you change the sensors?
I’m trying to pinpoint the exact source of the P0420. I hope someone here would think with me to solve this. Below I have briefly stated the...
Hallo everyone, I’m trying to feed electricity from the map lights to a dash cam. Both are 5v. Can someone please tell me which wire (see the...
