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35d Reducing Agent Passive Tank Sensor Failure 35d Reducing Agent Passive Tank Sensor Failure
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  #1  
Old 10-05-2017, 11:01 PM
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Yep. NOX sensors as well. Their lifespan is only 35K in my experience. I wish they would cover the passive tank too, so this whole damn junk SCR system can be forgotten about.
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  #2  
Old 10-11-2017, 10:14 AM
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Originally Posted by RADRACR View Post
Yep. NOX sensors as well. Their lifespan is only 35K in my experience. I wish they would cover the passive tank too, so this whole damn junk SCR system can be forgotten about.
I only had to change my NOX sensors at 115k, I changed them both due to failure of the front sensor,
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Old 10-11-2017, 01:58 PM
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Originally Posted by blue dragon View Post
I only had to change my NOX sensors at 115k, I changed them both due to failure of the front sensor,

What code you have?
Denox system inefficiency at low?
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Old 10-11-2017, 02:20 PM
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Originally Posted by Dieseldonkey View Post
What code you have?
Denox system inefficiency at low?
Code was 4BF0. Nox sensor after SCR signal
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  #5  
Old 11-04-2017, 04:42 PM
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Quote:
Originally Posted by blue dragon View Post
Code was 4BF0. Nox sensor after SCR signal
My X5 has engine light issue, code is 4BF0 and 4595, shall i need to change all the sensors or only 1-2 of all?
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