P0446 Diagnostic Trouble Code Discussion for May 2016
EVAP Vent System Performance
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| Help Request | Posted | |
| 2001 Toyota 4Runner 3.4L MIL Lamp on VIN: JT3GN86R91 P0446: EVAP Vent Control Solenoid Circuit Malfunction. Vehicle needs to pass emissions. We tested the solenoids and they test fine. Smoke test shows smoke coming from the filler neck by the gas cap. We are thinking the vacuum switching valve (not electric) on the canister may be the problem. We can not find any in... |
May 10, 2016 |
