DTC Detection Logic
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
After treatment outlet NOx sensor in-range but reading inappropriately high.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P229F-00 |
NOX SENSOR B1 SEN 2 |
Diagnosis condition |
This diagnostic runs when the SCR outlet temperature is above 200°C (392°F), and the engine is in a motoring (non-fueling) condition. |
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Signal (terminal) |
NOx sensor signal |
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Threshold |
The ECM detected the outlet NOx sensor was not reading zero while in a motoring (non-fueling) condition. |
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Diagnosis delay time |
- |
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