car wont start

[78olds]

the probelm i am having is that the feul pump went bad so i put in a new fuel pump its is a sx fuel pump so the guage is reading 45 at cranking now so i have presure then i check for spark and it has spark the car want to fire but it doesnt the comb i have is a small block chevy twin turbo and it has the fast system bank to bank if you could give me some ideas would be great thanks dave

 

[78olds]

help please

 

[TurboBuRick]

Check the map plug and vacuum line to it.

You say this is a twin turbo sbc?

How about a pic? :biggrin:

 

[78olds]

i check the map plug and the vacum line any everything is ok how could you see if the map is bad thank dave pic will come soon

 

[TurboBuRick]

I'm not real familiar with the fast b2b but generally speaking, the map signal should should be somewhere around 98-100kpa key on engine off.

Maybe DR BOOST could chime in.

 

[78olds]

help please thanks

 

[TurboBuRick]

Did you check the map reading on the fast?

 

[78olds]

not yet this morning i am going to check it thanks dave

 

[78olds]

got the car running now but its running rough is there anyone that has a base line tune thanks dave

 

[78olds]

ttt

 

[TurboBuRick]

Dave, are you in Chicago? North south?

 

[78olds]

in glendale hts

 

[78olds]

ttt