Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSHYUNDAI2011SANTA FE GLS, 3.5 G, AWDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM DIAGNOSIS (2 OF 3) - G3.5 DOHCDTC P0447: EVAPORATIVE EMISSION SYSTEM-VENT CONTROL CIRCUIT OPENGENERAL INFORMATIONDTC DETECTING CONDITION

2011 Hyundai Santa Fe GLS, 3.5 G, AWD

General Information: DTC Detecting Condition

2011 Hyundai Santa Fe GLS, 3.5 G, AWDSECTION DTC Detecting Condition

DTC DETECTING CONDITIONS

Item	Detecting Condition	Possible cause
DTC Strategy	Detects a short to ground or open circuit	Poor Connection Open or Short in Power Circuit Open or short in Control Circuit CCV ECM
Enable Conditions	Engine Running 11V ≤ Ignition Voltage ≤ 16V Enable Time delay ≥ 0.5sec.
Threshold value	Open or short to ground
Diagnosis Time	Continuous (More than 5 sec. failure for every 10 sec.test)
MIL On Condition	2 driving cycles

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.