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) detected the aftertreatment diesel exhaust fluid tank temperature signal voltage was out of range high.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P2044-00 |
DEF QUALITY SENSOR TEMP |
Diagnosis condition |
Ignition switch ON or the engine is running. |
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Signal (terminal) |
DEF quality sensor signal. |
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Threshold |
DEF quality sensor temperature sensor element shorted to a high source for longer than 5 seconds. |
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Diagnosis delay time |
- |
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