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Home >> Infiniti >> 2024 >> QX80 Premium Select, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 4) >> Engine (ECM) >> DTC P062B: ECM >> DTC Description

DTC Description

When the malfunction occurs in the fuel injector driver circuit, DTC is detected.

DTC DETECTION LOGIC 

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P062B Internal control module fuel injector control performance Injector driver unit is malfunctioning.
  • Harness and connectors

    (Injector circuit is open or shorted)

  • Battery power supply
  • ECM (injector driver unit)
  • Fuel injector relay