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Diagnosis Procedure
1.CHECK ELECTRIC INTAKE VALVE TIMING CONTROL POSITION SENSOR CIRCUIT
  1. Turn ignition switch OFF.
  2. Disconnect electric intake valve timing control position sensor harness connector.
  3. Disconnect electric intake valve timing control module harness connector.
  4. Check the continuity between the electric intake valve timing control position sensor harness connector and the electric intake valve timing control module harness connector.
    Electric intake valve timing control position sensorElectric intake valve timing control moduleContinuity
    ConnectorTerminalConnectorTerminal
    F923F909Existed
    435
    56
  5. Also check harness for short to power and short to ground.
Is the inspection result normal?
.
Repair or replace error-detected parts.
 
2.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to Intermittent IncidentIntermittent Incident.
Is the inspection result normal?
Replace the electric intake valve timing control actuator. Refer to Exploded View.
Repair or replace error-detected parts.