Quote:
Originally Posted by DarkestSpade
Can someone explain to me how a scanner works? Like would it tell me if the throttle bottle is dirty like Shaolin suggested? Or better yet how Do i clean something like that? I am a bit afraid to work on it with it being my daily driver, Building a computer is no big deal its 500 or so bucks but a car is alot more.
- I rarely do more than ordinary stuff like Brakes and Oil changes so excuse my ignorance.
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A scan tool can be helpful. You won't see a check engine light if the code is pending. You could see it as a pending code though. You can also watch live data to see what the computer sees. Long term and short term Fuel trim readings can be a big help. O2 sensor and air flow readings are important to look at too.
The spark plugs can be a problem on those Fords. I read the Service Bulletin
From Ford. I tried to copy and paste it, but the program won't let me. The problem is the threads get carbon built up on the end. When you loosen them they get jammed up, and take out the threads or break off in the head if forced. The directions call for the motor to be cold. Loosen the plug just a hair and spray a cleaner in the hole. Let it sit awhile and work the plug back and forth.
I will try to print it, and scan it so I can post it.