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.
To determine degraded doser performance based on accumulated nominal error between commanded and estimated DEF flow.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P218F-00 |
DEF DOSING VALVE POS CMD DPF PUMP DOSING RATE DEF PUMP STATUS DEF TANK LEVEL |
Diagnosis condition |
diagnostic runs when the DEF dosing valve is commanded ON. |
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Signal (terminal) |
Dosing valve signal |
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Threshold |
The ECM detected the DEF dosing performance is low. |
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Diagnosis delay time |
- |
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