toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Customer Interest for Evaporative Vapor Pressure Sensor: > < Emissions System - MIL ON/DTC's P0440/P0441/P0446 Set|Page 2605
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6.

Remove the vacuum hose from Port P of the Vapor Pressure Sensor VSV and connect a hand-held vacuum pump to Port P using a short length of
vacuum hose.

7.

Apply at least 10 mm Hg vacuum to the VSV. 

Is a vacuum held for at least 1 minute?

YES --> Go to Step 8.

NO --> Replace the Vapor Pressure Sensor VSV.

8.

Disconnect the hand-held vacuum pump and reconnect the vacuum hose from the canister to the Vapor Pressure Sensor VSV.

9.

Continue diagnosis of the EVAP system.

Reference TSB EG005-01, "EVAP System Operation Information."

Customer Interest for Evaporative Vapor Pressure Sensor: > < Emissions System - MIL ON/DTC's P0440/P0441/P0446 Set|Page 2605