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Lambda Sensors

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Has anyone got a link, or the part numbers for the pre and post cat Lambda sensors, for a 2010 Zetec S?

I've got issues with both on my car, and internet is proving to be a pain in the proverbial.\

Thanks in advance. 🙂

 



1 hour ago, mickywrx said:

Has anyone got a link, or the part numbers for the pre and post cat Lambda sensors, for a 2010 Zetec S?

I've got issues with both on my car, and internet is proving to be a pain in the proverbial.\

Thanks in advance. 🙂

 

What issues? 

  • Author
21 hours ago, iantt said:

What issues? 

P0031 and P0036 are the fault codes.  I've had it plugged in, one of them is pre-cat, one post cat.

The wiring cable for, I think, the pre-cat sensor has been resting on the cat, and melted partially through.  The other sensor, I'm not 100% sure.  This only started happening after I'd hit what could only be described as a small lake at circa 50mph, it was dark and the road just looked wet.  How wrong was I. 🙄

The sensors work in pairs, as you know. If one sensor is faulty the other sensor tries to compensate (and can't) and will often give an error code even though it's actually ok. However, it's always a wise move to replace both sensors at the same time.  Whatever you do don't be tempted to buy cheaper 'multi purpose' fit-all sensors. Not only do you have to cut and connect wires, the damn things never work properly/for long.  They're a complete and utter waste of money.

Probably only need the precast sensor as both codes relate to heater circuit fault. When the wiring melted onto the cat the heater circuit must have shorted out blowing the supply fuse. I would fix the wiring , check and replace fuse first. Delete the codes and drive it. 

Check fuse 17 . 

Screenshot_20220905-205347.png

  • Author
11 hours ago, iantt said:

Check fuse 17 . 

Screenshot_20220905-205347.png

Thanks, Ian. 🙂

  • Author
On 9/5/2022 at 8:38 PM, Gleen said:

The sensors work in pairs, as you know. If one sensor is faulty the other sensor tries to compensate (and can't) and will often give an error code even though it's actually ok. However, it's always a wise move to replace both sensors at the same time.  Whatever you do don't be tempted to buy cheaper 'multi purpose' fit-all sensors. Not only do you have to cut and connect wires, the damn things never work properly/for long.  They're a complete and utter waste of money.

Cheer's, Glenn. 🙂

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