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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) >> P0015 Exhaust Valve Timing Control >> DTC Description
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DTC Description

DTC DETECTION LOGIC 

DTC CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0015 B camshaft position B1
("B" camshaft position - timing over retarded bank 1)
During the retarded control of exhaust valve timing control, the angle difference between actual angel and target angle is 13 degrees 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.)