ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC P2004 TGV CONTROL STUCK OPEN BANK 1
DTC DETECTING CONDITION:
Immediately at fault recognition
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode Clear Memory Mode > OPERATION">, and Inspection Mode Inspection Mode > PROCEDURE">
.
STEP | CHECK | YES | NO |
1.CHECK FOR ANY OTHER DTC ON DISPLAY.
Is any other DTC displayed?
Check the appropriate DTC using the “List of Diagnostic Trouble Code (DTC)”. List of Diagnostic Trouble Code (DTC)">
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC P2004 TGV CONTROL STUCK OPEN BANK 1">Go to Step 2.
2.CHECK TUMBLE GENERATOR VALVE RH.
1) Remove the tumble generator valve assembly RH.
2) Check the tumble generator valve.
Is there any dirt or clogging with foreign objects in the tumble generator valve?
Clean the tumble generator valve.
Replace the tumble generator valve RH. Tumble Generator Valve Assembly">
1. OUTLINE OF DIAGNOSIS
Detect the malfunction of tumble generator valve motor function.
Judge open fixing malfunction when the opening degree is large even after finishing the tumble generator valve closing driving.
2. EXECUTION CONDITION
Secondary Parameters | Execution condition |
Battery voltage | ≥ 10.9 V |
Tumble generator valve “close” signal output time | ≥ 1600 ms |
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Malfunction Criteria | Threshold Value |
TGV position | = Open |
As defined by: TGV angle position sensor voltage > = 2.5 V |
Time Needed for Diagnosis: 3000 ms
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
Operation
ENTERTAINMENT > Navigation SystemOPERATION1. SUBARU STARLINK CONNECTION ID DISPLAY1. Turn the ignition switch to ACC.2. Press the AUDIO/TUNE knob (b) five times with the HOME button (a) pressed to display the {Service Menu} screen.3. Touch the {Product Information} (c) to display the {Product Inf ...
Inspection
LIGHTING SYSTEM > Spot Map LightINSPECTION1. SPOT MAP LIGHT BULB1. Visually check the bulb for blow out.2. Check the bulb specification. General Description > SPECIFICATION">3. Replace the bulb if it is found defective.2. SPOT MAP LIGHT SWITCH1. Check the resistance between switch ter ...
Fuel filler lid and cap
Locations of the fuel filler lid and
the lid release lever
Fuel filler lid
Fuel filler lid release lever
Refueling
Only one person should be involved in
refueling. Do not allow others to approach
the area of the vehicle near the fuel filler
pipe while refueling is in progress.
Be ...