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Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Engine Control System - DTCS U0101 To P0183) >> DTC P008B: Low Fuel Pressure Control System >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2013 Infiniti M56. However, it is still accessible from the selected car via links, so may be relevant.
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P008B Low fuel pressure too high A condition of low fuel pressure 0.67 MPa (6.7 bar, 6.834 kg/cm2 , 97.15 psi) or more continues for 5 seconds or more after warming up the engine.
  • Harness or connectors (The low pressure fuel pump circuit is open or shorted.)
  • Fuel pressure regulator