What does engine code P0446 mean?
Evaporative Emission Control System Vent Control Circuit
P0446: Evaporative Emission Control System Vent Control Circuit. This generic OBD-II code indicates that the evaporative vent valve in the emission control system is malfunctioning. When this occurs, the EVAP system may not be capable of pressurizing and maintaining a vacuum seal.
Where is the EVAP canister vent?
On most domestic and foreign vehicles sold in the US, the EVAP emissions canister is located next to the fuel cell. It is shaped in a rectangular or spherical design and has three vapor lines attached to it. One line attaches to the fuel cell, one to the EVAP purge solenoid and one to the EVAP vent solenoid.
How much is it to fix a EVAP leak?
The cost for EVAP system repair ranges between $200 and $560. The labor alone will cost somewhere between $35 and $140, while parts will run somewhere between $150 and $440.
Where is the p0446 code on a Toyota Camry?
The P0446 codes triggered when an improper voltage signal is sent to Engine Control Module (ECM) through EVAP canister vent control valve. The Evaporative System ( EVAP) canister vent control valve is located on the EVAP canister and is used to seal the canister vent.
What does the p0446 OBD-II code mean?
The P0446 OBD-II code often triggers with other related EVAP codes (like P0441), and the specific combination of codes can give your mechanic a better idea of where the actual problem lies. Specifically, P0446 indicates an Evaporative Emission Control (EVAP) system vent control circuit malfunction.
What is the trouble code on a Toyota Camry?
This trouble code references a number that is given to you when you plug your Camry into a OBDII scanner. P0446 Indicates that there is a fault in the evaporative emission control system. It often appears with other codes, such as P0420, P0441, or P0440.
What is the p0440 code on a Toyota?
The bulletin pertains to some of the vehicles listed below but coverage also depends on the vehicle’s product date. When driven, owners may see the check engine light come on and the computer will store any of these trouble codes P0440, P0441, or P0446.