1997 Ford Taurus P1451 unexpected voltage on vent solenoid

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bnard
Posts: 1
Joined: Mon Jun 12, 2017 1:02 pm
Vehicle: 1997 ford taurus 3.0

1997 Ford Taurus P1451 unexpected voltage on vent solenoid

Postby bnard » Mon Jun 12, 2017 1:19 pm

Put in canister purge evolve code p1451 came up PCM detected an unexpected voltage on the vent solenoid circuit


kev2
Posts: 6580
Joined: Sat Aug 29, 2009 4:24 pm

Re: 1997 Ford Taurus P1451 unexpected voltage on vent solenoid

Postby kev2 » Mon Jun 12, 2017 2:34 pm

reposting

kev2
Posts: 6580
Joined: Sat Aug 29, 2009 4:24 pm

Re: 1997 Ford Taurus P1451 unexpected voltage on vent solenoid

Postby kev2 » Mon Jun 12, 2017 2:47 pm

Unplug vent then with KOEO
is there 12v at vent solenoid Red wire? 12v yes or no?
Other wire =P/W - is there any voltage? Be sure wire is NOT grounded. yes or no?

then check solenoid Is resistance between 48 and 65 ohms?


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