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Home >> Subaru >> 2018 >> Outback 2.5i >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (P0700 To P2097) (H4DO) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P2009: TGV Control Circuit Low Bank 1 >> Notes

DTC P2009: TGV Control Circuit Low Bank 1: Notes

DTC detecting condition: 

Immediately at fault recognition

CAUTION:
  • After servicing or replacing faulty parts, perform Clear Memory Mode Ref. to ENGINE (DIAGNOSTICS) (H4DO)>Clear Memory Mode>OPERATION , and inspection mode Ref. to ENGINE (DIAGNOSTICS) (H4DO)>Inspection Mode>PROCEDURE .
  • Use the check board when measuring the ECM terminal voltage and resistance.

Wiring diagram: 

Engine Electrical System Ref. to WIRING SYSTEM>Engine Electrical System>WIRING DIAGRAM

G11583460Courtesy of SUBARU OF AMERICA, INC.
  1. CHECK HARNESS BETWEEN ECM AND TUMBLE GENERATOR VALVE ACTUATOR RH CONNECTOR. 
    1. Turn the ignition switch to OFF.
    2. Disconnect the connector from ECM.
    3. Measure the voltage between ECM connector and chassis ground.

      Connector & terminal 

      (E158) No. 13 (+) - Chassis ground (-):

      (E158) No. 52 (+) - Chassis ground (-):

    Is the voltage 5 V or more?

    Yes:  Repair the short circuit to power in harness between ECM connector and tumble generator valve actuator RH connector.

    No:  Replace the tumble generator valve actuator RH. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>TUMBLE GENERATOR VALVE ACTUATOR

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