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 Engine Control Module (ECM) has shut down the engine due to critical aftertreatment temperature DTCs have been active for a period of time.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P1A77-00 |
OVER TEMPERATURE (Aftertreatment Over Temp) |
1 |
Diagnosis condition |
Engine is running |
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Signal (terminal) |
- |
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Threshold |
Aftertreatment temperature DTCs have been active for a period of time. |
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Diagnosis delay time |
Diagnostic runs continuously when the engine is running |
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