BECOME A MEMBER
Sign up with Facebook
I agree to the
Login with Facebook
NOT A MEMBER?
Car runs rough when engine cold but runs o.K when warm
When car is started after sitting for long enough for the engine to go cold it coughs and sputters and occasionaly stalls until warmed up then it runs o.K
have the same problem?
Wednesday, December 7th, 2011 AT 1:40 PM
1.Defective spark plugs
2.Inadequate spark/coil,defective spark plug wire.
3.Lack of compression
4.False air leakage.
5.Faulty fuel injectors.
6.Insufficient fuel pressure.
8.EGR valve that is leaking.
10.Throttle position sensor.
11.Manifold absolute pressure sensor
12.Mass Airflow Sensor
13.Idle air control valve
Note: If it doesn't apply disregard it-
Wednesday, December 7th, 2011 AT 1:45 PM
to post a reply.
Related Engine Runs Rough Questions
How Can I Solve Cold Start Problem At My Proton Waja...
How Can I Solve Cold Start Problem At My Proton Waja 4g18
Car Wont Start, Sometimes It Does, Sometimes It Wont.
Hi My Car Sometimes Can Start But Sometimes It Doesn't. No Crank, Just Click Sound. Its Like Its Got A Mind Of Its Own. Iv Changed The...
2001 Proton Loss Of Power
Recently Our Car Has Been Losing Power, We Can Go For 10 Mins Or 60mins Then All Of A Sudden There Is A Shudder Then The Power Starts To...
Hi Guys.I Am Driving Local Made Car By Proton. One Of Malaysian National Car Maker. How Ever The Engine Using 4g18 Engine By Mitsubishi....
Ask a Car Question. It's Free!
Code Read Retrieval/Clear Mercedes Benz
Code Read Retrieval/Clear Mercedes-Benz C230
Read Codes Like a Pro
Find a car manual for your car
© 1999 - 2017 2CarPros, Inc.