How do I fix my Toyota Camry P0446?
How To Fix Code P0446. To fix this problem in your Toyota, you’ll need to test the vent valve circuit from the ECM to the valve to ensure that it’s closing and receiving power when the key is on (the engine does not have to be running). Check resistance on the control circuit against your manual’s specifications.
How do I fix code P0446?
Gas caps are relatively inexpensive and are often the fix for code P0446. If the fuel cap didn’t fix it, perform an EVAP system leak check: Pinch off the vent tube to the EVAP Vent Control Valve. Pressurize the EVAP system with an EVAP smoke machine leak checker.
What causes a P0446 code?
Code P0446 indicates that there is an improper voltage drop in the EVAP Vent Valve circuit, which can be caused by either too little or too much electrical resistance. This improper electrical condition will cause the vent valve to malfunction.
What does code 446 mean?
Code P0446, otherwise known as Evaporative Emission Control System (EVAP) Vent Control Circuit Malfunction, indicates that your car’s computer has detected (or believes it has detected) a problem with the function of the EVAP system vent valve.
Can I drive with a P0446 code?
The P0446 code won’t put you in any immediate danger. You can still drive your vehicle if you see this code. Other than the check engine light, you may experience reduced fuel economy. While this code may not create life-threatening problems, anything that triggers a check engine light deserves attention.
Where is a purge valve located?
First, it can be placed on the engine intake next to the throttle body on the left side if you are looking at the engine from the front of the vehicle. The second location is behind the fuel tank beneath the vehicle next to the charcoal canister.
Can you drive with a P0446 code?
Is it safe to drive with a code p0446?
It often appears with other codes, such as P0420, P0441, or P0440. P0446 is normally not an immediate threat to the drive-ability of your vehicle. Certainly anytime the service engine soon light is on, it’s good to deal with it as soon as possible though. It is often accompanied by P0442.
What does it mean code p0446 Toyota Camry?
A very common trouble code with the Toyota Camry is the P0446 code. 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 does a diagnostic trouble code p0446 mean?
P0446 is an OBD2 diagnostic trouble code that indicates a fault within the evaporative emission control system. Other EVAP system codes may be seen with P0446.
What does p0446 code mean?
P0446 is a diagnostic trouble code (DTC) for “Evaporative Emission Control System Vent Control Circuit Malfunction”.