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Home >> Subaru >> 2005 >> Outback XT, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Engine (Diagnostics) (H4DOTC) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P2004 Intake Manifold Runner Control Stuck Open (Bank 1) >> DTC Detecting Condition:
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DTC Detecting Condition:

CAUTION: After repair or replacement of faulty parts, conduct Clear Memory Mode < Ref. to , OPERATION , Clear Memory Mode.> and Inspection Mode < Ref. to , PROCEDURE , Inspection Mode.>.
DIAGNOSTIC PROCEDURE (DTC P2004)

Step Check Yes No

CHECK FOR ANY OTHER DTC ON DISPLAY. 
Is any other DTC displayed? Inspect the relevant DTC using "List of Diagnostic Trouble Code (DTC)". < Ref. to , LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > Go to step 2. 

CHECK TUMBLE GENERATOR VALVE RH. 
  1. Remove the tumble generator valve assembly.
  2. Check the tumble generator valve body.
Does the tumble generator valve move smoothly? (No dirt or foreign materials clogged) Replace the tumble generator valve assembly. < Ref. to TUMBLE GENERATOR VALVE ASSEMBLY . > Clean the tumble generator valve.