P0446
EVAP Vent Control Circuit
1998-2008 Volkswagen Pointer 1.8L I4 🇦🇺
Low SeverityPowertrain
Description
Malfunction in the EVAP vent control circuit. The vent valve controls airflow to the charcoal canister.
Symptoms
- Check Engine Light
- Fuel tank pressure issues
- Difficulty refueling
Common Causes
- Faulty vent valve
- Blocked vent filter
- Wiring issue
- Spider webs/debris in vent hose
Diagnostic Steps
- Test vent valve operation
- Inspect vent filter
- Check wiring
- Inspect vent hose for blockage
Repair Notes
Replace vent valve or clean vent. Check for debris in vent hose.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0446 on Other Vehicles
Volkswagen Arteon
2019-2024 2.0L Turbo I4
Volkswagen Atlas
2018-2024 2.0L Turbo I4
Volkswagen Atlas
2018-2024 3.6L V6
Volkswagen Atlas Cross Sport
2020-2024 2.0L Turbo I4
Volkswagen Atlas Cross Sport
2020-2024 3.6L V6
Volkswagen Beetle
2012-2019 2.0L Turbo I4
Volkswagen Beetle
2012-2019 2.5L I5
Volkswagen Beetle Turbo
2012-2018 2.0L Turbo I4
Common Questions
What does code P0446 mean on a 1998-2008 Volkswagen Pointer?
P0446 stands for "EVAP Vent Control Circuit". Malfunction in the EVAP vent control circuit. The vent valve controls airflow to the charcoal canister.
What are the symptoms of P0446 on a Volkswagen Pointer?
Common symptoms of P0446 include: Check Engine Light, Fuel tank pressure issues, Difficulty refueling.
What causes P0446 on a 1998-2008 Volkswagen Pointer?
Common causes of P0446 include: Faulty vent valve, Blocked vent filter, Wiring issue, Spider webs/debris in vent hose.