It's controlled by the PCM (computer)... there is no idle screw
the quad driver is a individual circuit within the PCM. you will need to replace the engine computer (PCM) in order to correct this issue.
We need at least two numbers on the PCM to match and replace it.
P0601, pcm internal failure. replace pcm
1996 ford thunderbird pcm power relay location?
The engine computer (PCM) is the regulator, so you replace it.The engine computer (PCM) is the regulator, so you replace it.
Take it to a Ford dealership.
I believe that is ( PCM detected coil 1 , 2 , 3 , or 4 primary circuit failure - dual plug )
Passenger side on the fire wall below the ignition control module, then behind your glove box you pull it out
You can change the PCM yourself, however the PCM needs to be programmed by a dealership service tech.
no.. you can run the mustang pcm in the tbird but you have to repin the harness