X15 FC 4747 - Intake NOX?
05-06-2022, (Subject: X15 FC 4747 - Intake NOX? ) 
Post: #2
RE: X15 FC 4747 - Intake NOX?
it could be ...

* a bad NOx sensor.

* exhaust leaks.

* buildup of dried DEF crystals in the exhaust or decomp tube.

* EGr system leaks, or stuck egr valve can cause this fault too... anything that causes the engine to run too lean.


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RE: X15 FC 4747 - Intake NOX? - Rawze - 05-06-2022



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