I have a 2004 Baja with the 2.5 NA Engine.
I am looking for the Specifications for the Forward/Front/#1 O2 Sensor so that I can do a full diagnostics on it before simply replacing it.
It would be great if someone could share a photo/screen shot of the factory information regarding the diagnostics of this sensor.
The Code I am getting is P0032 Front oxygen (A/F) sensor heater circuit high input.
O2 Sensor Diagnostics Question(s)
Moderator: bajabob
O2 Sensor Diagnostics Question(s)
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- kamesama980
- Scoobytruck Master
- Posts: 369
- Joined: Mon Feb 29, 2016 6:54 am
Re: O2 Sensor Diagnostics Question(s)
The code for circuit high means it's turned on and rather than seeing the voltage drop from flipping the switch, it stays the same.
You should see 12v on the power line with the key on and ground on the other wire. the sensor heater should have a few ohms but be neither shorted nor open.
Sorry, don't have a wiring diagram on hand to say which wire is which.
You should see 12v on the power line with the key on and ground on the other wire. the sensor heater should have a few ohms but be neither shorted nor open.
Sorry, don't have a wiring diagram on hand to say which wire is which.
-Russell
"You don't get to judge me for how I fix what you break"
03 sport 5mt
05 turbo 5mt vf39 and other STI bits, 3" turbo-back
"You don't get to judge me for how I fix what you break"
03 sport 5mt
05 turbo 5mt vf39 and other STI bits, 3" turbo-back
Re: O2 Sensor Diagnostics Question(s)
Thanks!kamesama980 wrote: Mon Jan 13, 2020 12:10 pm The code for circuit high means it's turned on and rather than seeing the voltage drop from flipping the switch, it stays the same.
You should see 12v on the power line with the key on and ground on the other wire. the sensor heater should have a few ohms but be neither shorted nor open.
Sorry, don't have a wiring diagram on hand to say which wire is which.
![thatworks [smilie=thatworks.gif]](./images/smilies/thatworks.gif)
![gunhappyyank [smilie=gunhappyyank.gif]](./images/smilies/gunhappyyank.gif)