brendalee
Because its broken get another one
If an alternator is going bad it can cause a rough idle in a 1993 Subaru Legacy. Cold temperatures in the winter can also cause a rough idle in the Subaru Legacy.
how to adjust idle on 2001 legacy
turn the idle screw on the throttle body
It could have a pin hole in the petrol diaphragm
There is a vacuum leak in the engine. When there is not enough pressure in the air system the car will not idle correctly. This can cause a slow idle, erratic idle, or even a surging idle. Check the vacuum lines and intake for any leaks.
you cant there is an electronic throttle position sensor that controls idle may be bad
750rpm 850rpm w/Air Condition on
If you are having trouble with your Subaru, let us take a look. Visit us at our Subaru of Bend dealership in OR or contact us through our website.
Check the idle, if its fluctuating or falling than nomal. Usually, low idle causes stalling when coming into stops. Low idle, usually is due to dirty throttle, a leak in the vac hose, or a damaged MAF or IAC motor.
low idle and uneven idle