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Home >> Subaru >> 2007 >> Forester XT Limited, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (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 P2004 Intake Manifold Runner Control Stuck Open (Bank 1): DTC Detecting Condition

CAUTION: After repairing or replacing the defective part, perform the Clear Memory Mode <Ref. to OPERATION , Clear Memory Mode.> and Inspection Mode <Ref. to PROCEDURE , Inspection Mode.>.
DIAGNOSIS PROCEDURE CHART

Step Check Yes No
1 CHECK ANY OTHER DTC ON DISPLAY.  Is any other DTC displayed? Check the appropriate DTC using the "List of Diagnostic Trouble Code (DTC)". <Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > Go to step 2. 
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 matter is clogged) Replace the tumble generator valve assembly. <Ref. to TUMBLE GENERATOR VALVE ASSEMBLY . > Clean the tumble generator valve.