cold start issues....
cold start issues....
This is my latest problem. Maybe someone can offer some tip.
Cold Start: Sometimes engine cranks but will not start. Other times I try 5-10 cranks and it starts but immediately dies. Start again and it runs but need to hold idle at 1500rpms and eventually it runs wont die and all is well. When it wont start I let it be and later that day my wife cranks and I expect no start as I im looking for fuel (or spark) and it starts fine.
Cold start: Once it starts normally as expected it never dies. Runs fine. Bumpy roads no issues.
I drop at mechanic last week as almost was stranded at office that day with issues. He trys to start in morning no start. Next day and every day after it starts. he needs to move indoors at closing. He say running fine.
Now I did cut 12V switched to provide power to N20 relay 30 days ago but just started this crap 2 weeks ago. loose connection? Unlikely as bumpy roads has no effect. Problem only cold start or sitting for 8 hours.
coil pickup original 26 years old! coil/module is Accel and 7 years old. TPI pump is seven years old.
Cold Start: Sometimes engine cranks but will not start. Other times I try 5-10 cranks and it starts but immediately dies. Start again and it runs but need to hold idle at 1500rpms and eventually it runs wont die and all is well. When it wont start I let it be and later that day my wife cranks and I expect no start as I im looking for fuel (or spark) and it starts fine.
Cold start: Once it starts normally as expected it never dies. Runs fine. Bumpy roads no issues.
I drop at mechanic last week as almost was stranded at office that day with issues. He trys to start in morning no start. Next day and every day after it starts. he needs to move indoors at closing. He say running fine.
Now I did cut 12V switched to provide power to N20 relay 30 days ago but just started this crap 2 weeks ago. loose connection? Unlikely as bumpy roads has no effect. Problem only cold start or sitting for 8 hours.
coil pickup original 26 years old! coil/module is Accel and 7 years old. TPI pump is seven years old.
Joined: May 2009
Posts: 4,915
Likes: 40
From: Far West
Car: 1986 Camaro Z28 IROC-Z
Engine: 350 Tuned Port Injection, for now.
Transmission: 700R4
Axle/Gears: Posi - 3.23
Re: cold start issues....
Then buy a new pick up coil. Its probably satchurated with vaporized oil. Are there any trouble codes?
Re: cold start issues....
Funny you ask. Last time I drove car to office it thru a code for IAT. And CE came on. I checked IAT and it may have rubbed on serp belt or is just defective. That did not affect how car drove. I was in CL per my datalog....
Pickup coil is a possibilty. Car is at my mechanic and I offerred that up as a possibility. Problem is can runs well Mon-Tues this week in-out his shop. Starting restarting.
Pickup coil is a possibilty. Car is at my mechanic and I offerred that up as a possibility. Problem is can runs well Mon-Tues this week in-out his shop. Starting restarting.
Joined: May 2009
Posts: 4,915
Likes: 40
From: Far West
Car: 1986 Camaro Z28 IROC-Z
Engine: 350 Tuned Port Injection, for now.
Transmission: 700R4
Axle/Gears: Posi - 3.23
Re: cold start issues....
IAT or IAC? HHmmmm. Thats a tricky one.
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nhra-trans-am
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Sep 17, 2015 10:16 PM










