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Home >> Nissan-Datsun >> 2019 >> Altima Edition ONE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Control System (DTC/Circuit Diagnosis) (Pr25DD) (2 Of 4)) >> DTC/Circuit Diagnosis >> DTC P052A: Intake Valve Timing Control >> DTC Description >> PR25DD engine >> Fail-Safe

PR25DD engine: Fail-Safe

WARNING: This page is about a different variant/trim than selected.

Engine operating condition in fail-safe mode

Fail safe mode

Vehicle behavior

Device fix mode
  • This mode fixes the electric IVT motor and the EVT control solenoid valve in the reference position.
  • The intake manifold runner control valve motor is turned OFF (intake manifold runner control valve opens).
  • A control signals is not transmitted to EGR volume control valve and the EGR volume control is deactivated.

Others

ECM stops the electric valve timing control. (The camshaft returns to the position of most retard angle.)
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