Idle problem

[miser143]

Does eny one know what can the problem be this is on cold start. 1991 mustang gt 5.0 .tps is on .98v . New module new spark plug new idle control valve. Coil is good. Timing is done engine cooling temperature sensor is new .

 

[DadLife0724]

Base idle reset would probably do you some good. Tell us more about your Mustang. And.......