2001 Toyota Tundra Evap Canister Vent Control Valve

During positive pressure testing via the evap. However there are two solenoid valves. When the EVAP control system vent control circuit no longer responds to the ECU it will throw the P0446 OBDII Code and the service engine soon light will illuminate.

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Do the same testing procedure for the canister.

2001 toyota tundra evap canister vent control valve. Toyota Vapor Canister Vent Solenoid. When the ECM sends an ON signal the coil in the solenoid valve is energized. Vapor Pressure Sensor ECHO Vapor pressure sensor and canister closed valve Vacuum Switching Valve VSV are used to determine if a leak or an abnormality exists in the EVAP system.

Then remove the voltage and apply the vacuum again. Im going to attempt a half assed how-to with the intent to save someone the 650 it costs to replace the carbon canister. The Evaporative System canister vent control valve is located on the EVAP canister and is used to seal the canister vent.

The PCM Powertrain Control Module then opens the canister purge valve which allows intake vacuum to siphon the fuel vapors into the engine. Service type Evaporative Emission Control. The P0440 Toyota code means that the control module has detected a leak in the Evaporative Emission EVAP.

Pretty sure the thing your looking for the vsvis the red thing with two hoses attached to it the thing you pulled out is the air intake temp sensor. The EVAP canister vent control valve is located on the EVAP canister and is used to seal the canister vent. Check out free battery charging and engine diagnostic testing while you are in store.

2002 Toyota Tundra V8-47L. EVAP system may also be referred to as fuel evaporative system. Vapor Canister Vent Solenoid.

Apply 12volts and ground to the terminals and see if it opens. Courtesy of TOYOTA MOTOR SALES USA INC. Essentially the system has closed itself off after pulling a vacuum and measures pressure rise after a defined period.