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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) >> P0022 Intake Valve Timing Control >> DTC Diagnosis Procedure

DTC Diagnosis Procedure

  1. CHECK ELECTRIC IVT CONTROL ACTUATOR MOTOR CONTROL CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect electric IVT control actuator (bank 2) harness connector and electric IVT control module harness connector.
    3. Check the continuity between electric IVT control actuator (bank 2) harness connector and electric IVT control module harness connector.
      Electric IVT control actuator (bank 2) Electric IVT control module Continuity
      Connector Terminal Connector Terminal
      F145 1 E153 4 Existed
      2 6
      3 2
    4. Check harness for short to power and short to ground.

    Is the inspection result normal?

    YES>>

    Replace electric IVT control actuator (bank 2). Refer to TIMING CHAIN : Exploded View .

    NO>>

    Repair or replace error-detected parts.