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 internal temperature of the pressure relief valve driver has exceeded 160°C.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0257-00 |
[Injection Pump Fuel Metering Control "B" Range/Performance (Cam/Rotor/Injector)] |
Diagnosis condition |
Ignition switch is ON or engine is running |
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Signal (terminal) |
(-) |
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Threshold |
Fuel pressure relief valve driver has exceeded > 160°C |
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Diagnosis delay time |
Diagnostic runs continuously when the ignition is ON or engine is running |
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