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Home >> Infiniti >> 2017 >> QX80 Base, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (4 Of4) >> DTC/Circuit Diagnosis >> DTC P2119: Electric Throttle Control Actuator >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC No. Trouble diagnosis name
(Trouble diagnosis content)
DTC detecting condition Possible cause
P2119 ETC ACTR-B1
(Electric throttle control actuator)
A) Electric throttle control actuator does not function properly due to the return spring malfunction.
  • Electric throttle control actuator
B) Throttle valve opening angle in fail-safe mode is not in specified range.
C) ECM detects that the throttle valve is stuck open.