LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2016 >> Q50 Base, RWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System (DTCS) (Except Hybrid) (3 Of 5) >> DTC/Circuit Diagnosis >> DTC P0627: Fuel Pump Control >> Fuel Pump Control Module (FPCM) >> DTC Description >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC No. CONSULT screen terms DTC detecting condition
DTC
(Trouble diagnosis content)
Malfunction type
P0627 FUEL PUMP A CONTROL
(Fuel pump "A" control circuit/open)
NO SUBTYPE INFORMATION All following condition are satisfied:
  • Fuel pressure: below 140 kPa (1.4 bar, 1.428 kg/cm2 , 20.3 psi)
  • Fuel pump control reached max limit
  • Fuel pump: Not operates