BECOME A MEMBER
Sign up with Facebook
I agree to the
Login with Facebook
NOT A MEMBER?
Car has rough idle and P0401 engine code
2004 MERCURY MOUNTAINEER
Car has rough idle and p0401 engine code.
have the same problem?
Monday, December 3rd, 2012 AT 1:41 PM
Most likely vacuum leak in DPFE suggest get professional help
Tuesday, December 4th, 2012 AT 8:46 PM
to post a reply.
Related Engine Idle Rough Content
2004 Mercury Mountaineer Rough Idle
Okay, I Am At Wits End With These Issues. And Am Getting Tired Of Driving My Truck An Hour To The Shop Every Week. A Little Backstory....
Rough Idle And Rpm Fluctuation
At Intermittent Times It Will Idle Rough, Shake, And The Rpm's Will Fluctuate. It Throws A Misfire Code For Cylinder Two, But A New...
Rough Idle And Dies
My Car Starts, But Idles Rough Then Shuts Off Once I Give It Gas.
When You Start The Car After It Is Warm, 50 Percent...
When You Start The Car After It Is Warm, 50 Percent Of The Time It Has A Rough Idle. But When Its Cold The Car Is Fine. When It Does Have A...
Engine Stalls On The Road
I Am Driving Along On The Highway And The Motor Dies. I Coast To The Side Of The Road, Put It In Neutral And It Starts Back Up With No...
Ask a Car Question. It's Free!
Vacuum Leak Test and Repair - All Cars
Cylinder Head Valve Job Guide
Find a car manual for your car
© 1999 - 2018 2CarPros, Inc.