Mechanics

ROUGH IDLE AT COLD START

2001 Ford Crown Victoria • V8 2WD Automatic •

2001 crown vic On my first startup of the day have low idle(bat light low volt) once the car warms up all symptoms disappear is this a ect sensor problem
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Scottper58
June 21, 2011.




Check the charging system and also the ECT sensor

Tiny
Rasmataz
Jun 21, 2011.
Alternator is charging at14v. Just checked resistance on etc and is very low. 1.7kohms
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Tiny
Scottper58
Jun 21, 2011.
Check the Idle Air Control motor. If it is dirty or plugged, it will give a low and rough idle condition until it warms up.

Tiny
Way2old
Jun 21, 2011.
Thanks, I replaced the idle air control valve

Tiny
Scottper58
Jun 21, 2011.
Wher is the ect sensor on 2001 crown vic, wha I think is the ect has a 2 blade connecter and is coated with plumbers putty

Tiny
Scottper58
Jun 21, 2011.

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