2002 Toyota Highlander EVAP codes

Tiny
RJKSKEETS1
  • MEMBER
  • 2002 TOYOTA HIGHLANDER
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 119,000 MILES
What could be causes of evap codes p0440, p0441, p0446 and what is book time and ballpark cost to fix?
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Saturday, July 10th, 2010 AT 11:15 AM

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Tiny
BLACKOP555
  • EXPERT
P0440
" The gas cap is not installed or working properly
" The purge solenoid has failed
" The canister is plugged

p0441 has to deal with purge solenoid also.

P0446 has to do with the vent valve.

Sounds to me like the canister is plugged causing no venting or purging, if that is not the case I would check for voltage and ground at the vent solenoid and manually actuate them to see if they work
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Monday, July 12th, 2010 AT 7:18 PM

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