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 EGR Valve position signal voltage was greater than 4.7V for more than 3 seconds.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0406-00 |
EGR_SENSOR (Exhaust Gas Recirculation Sensor "A" Circuit High) |
Diagnosis condition |
Ignition is ON or engine is running. |
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Signal (terminal) |
EGR valve position (152) |
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Threshold |
Measured EGR H-bridge valve position > 4.737V (101.02%) |
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Diagnosis delay time |
Diagnostic runs continuously when the engine is running |
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