View Full Version : cold start up

12-23-2008, 05:06 PM
well ive tried everything in the haynes book i was tol to check for air leaks in the air duct and che the iac i replaced the iac valve and the tps and also the pcv valve the problem is still there the car idles very high then low there is this poping sound like a spark plug isn't firing could bad spark plugs be the problem the car idle very high then low then high it does this until the car is warm then it idles just alittle under 1000 rpm like it's skipping

12-23-2008, 05:56 PM
Hey again, getmuddy69,

Have you checked to see if any trouble codes are stored in the PCM? It seems like a problem like this would cause a code to set.

12-23-2008, 08:57 PM
i cant get a code because the service engine light dosent come on does the tps sencor need to be set