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.
The NOx sensor circuitry has detected a failure affecting the after treatment outlet NOx sensor heater circuit.
|
DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
|
|
P229E-00 |
OUTLET NOX INLET NOX |
Diagnosis condition |
This diagnostic runs when the SCR outlet temperature sensor has been above 200°C (392°F) for 5 seconds while the engine is running. |
|
Signal (terminal) |
NOx sensor signal. |
||
|
Threshold |
Outlet NOx sensor circuit voltage below normal or shorted to low source. An internal circuit error has been detected by the outlet NOx sensor. |
||
|
Diagnosis delay time |
- |
||