What does code P0446 mean on a Dodge and is it safe to drive?
P0446: Evaporative Emission System Vent Control Circuit. Here's what it means on your Dodge, what usually causes it, what repairs typically cost, and how safe it is to keep driving.
PowertrainLow urgency
What this code means
The PCM has detected a problem with the EVAP vent control circuit, often caused by a stuck or failed vent valve.
Common causes for your Dodge
- Failed EVAP vent solenoid
- Corroded wiring or connector at vent valve
- Blocked vent due to dust, rust, or spider webs
Symptoms
- Check Engine Light
- Possible difficulty filling fuel tank (nozzle keeps clicking off)
Typical fixes
- Replace EVAP vent valve/solenoid
- Clean or clear vent and charcoal canister area
- Repair wiring
Repair cost range
For a Dodge, repairs for P0446 often fall between $150 and $450, depending on the cause and whether you use OEM or aftermarket parts. Labor rates vary by location.
Known issues on Dodge
Dodge P0446 on Durango and Dakota involves the NVLD canister vent solenoid. Verify the solenoid receives power and ground before ordering a replacement. On Grand Caravans, the canister is under the rear of the vehicle and exposed to splash.
Most commonly affected models
Durango 2000–2009Grand Caravan 2001–2007Dakota 2000–2007