DTC Detection Logic
WARNING: This page is about a different car, the 2019 Nissan NV3500 HD and 2019 Nissan NV2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0191 |
FRP SENSOR A (Fuel rail pressure sensor "A" circuit range/performance) |
Diagnosis condition |
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Signal (terminal) |
Fuel rail pressure sensor signal |
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Threshold |
Fuel rail pressure remains at more than 14.5 MPa (147.9 kg/cm 2 , 2102.5 psi) |
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Diagnosis delay time |
0.2 seconds or more |
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