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I've Seemingly Switched An Old But Working Lambda Sensor For A New And Broken Sensor


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#16 genpop

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Posted 07 April 2021 - 06:03 AM

google for landrover lambdaprobe or the bosch nr directly. In Germany i find different deliverers.

Do a logfile and export it.Send it to your emailadress, then you may publish it here.The rover-mems is logging more than mems-diag, i would prefere this app.



#17 nomoreheroes

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Posted 07 April 2021 - 08:07 PM

This is all I could get. It went to closed loop quickly but by the time the engine was up to temperature it was back in open loop.

 

Lambda voltage still fixed at 0.975mV.

 

Elliott.

Attached Files


Edited by nomoreheroes, 07 April 2021 - 08:11 PM.


#18 genpop

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Posted 08 April 2021 - 06:15 AM

Like I told you "no suggestion" but you could remove the connection to wiper motor. Establish a connection to the ground point nearby the ecu.

In your logfile lambda status is zero.As long as it is zero, sensor will not work.You may test already when engine is not running.



#19 nomoreheroes

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Posted 08 April 2021 - 07:55 AM

Good morning Genpop, I presumed that as the black wire of the wiper motor was electrically connected to the engine it was grounded on the car.

 

I'll have another look.

 

Thankyou.

 

Elliott.



#20 sonscar

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Posted 08 April 2021 - 07:57 AM

not mini specific but sensor earths can behave in peculiar ways,Steve..






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