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 crankcase pressure was greater than 0.5kPa or less than -0.5kPa at key on; or not changing during engine running.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P051B-00 |
(Crankcase Pressure Sensor Circuit Range/Performance) |
Diagnosis condition |
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Signal (terminal) |
Crankcase pressure sensor (111) |
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Threshold |
Crankcase pressure sensor > 0.5 kPa Or Crankcase pressure sensor < -0.5 kPa |
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Diagnosis delay time |
Diagnostic runs continuously when the engine is running |