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 ECM lost communication with the after treatment DEF quality sensor via the CAN2 communication lines.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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U02A2-00 |
(Lost Communication With Reductant Quality Module) |
Diagnosis condition |
Engine running. |
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Signal (terminal) |
(-) |
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Threshold |
Message not received. |
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Diagnosis delay time |
Diagnostic runs continuously when the engine is running. |
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