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Home >> Infiniti >> 2024 >> Q50 Luxe, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 7) >> Engine (ECM) >> P0016 Intake Valve Timing Control >> DTC Description
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DTC Description

DTC DETECTION LOGIC 

DTC CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0016 Crankshaft position B1 sensor A
(Crankshaft position - camshaft position correlation bank 1 sensor A)
Diagnosis condition
  • Ignition switch: ON
  • Engine speed: 500 - 2, 000 rpm [when vehicle speed is less than 4 km/h (2.5 MPH)]
  • Engine speed: 1, 200 - 2, 000 rpm [when vehicle speed is 4 km/h (2.5 MPH) or more]
  • Engine coolant temperature: 60 - 120°C (140 - 248°F)
  • Battery voltage: 11 - 16 V
Signal (terminal) -
Threshold During the diagnosis of alignment of intake valve timing control, the angle difference between actual angle and target angle is 13 degrees or more
Diagnosis delay time 0.3 seconds or more

POSSIBLE CAUSE 

FAIL-SAFE 

Fail safe mode Vehicle behavior
Device fix mode
  • Fixes electric intake valve timing control motor in the reference position.
  • Fixes exhaust valve timing control solenoid valve in the reference position.
Others ECM stops the electric valve timing control. (The camshaft returns to the position of most retard angle. When VTC mechanism sticks, camshaft position does not change from position of stuck angle.)