350 tpi harness issues
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Junior Member
Joined: Oct 2009
Posts: 5
Likes: 0
Car: 1984 t top rs
Engine: 305
Transmission: t5 borg
Axle/Gears: 3.73
350 tpi harness issues
Ok I have a 1986 iroc with a 010 casting 350 4-bolt and I decided to put the motor in a 1962 ****** 1 ton pickup. I've had to make a intake elbow simalir to the LT1, I also made a cross member running under the engine from 1/4 wall 3'' square tubing, solid motor mounts, lower raditor support cross member, steering column, rear frame (bumper) from 3\8 x 4 stock, spring mounts. I am going to run a 3\4 ton chevy setup np203 awd tcase,
Well any how Im having a problem with the fuel injectors I cannot get them to fire, so far the mass air system seems to be functioning properly aswell as the fuel pump prime and the only code i get is a code 12 .im not sure what else to do.. any advice
Well any how Im having a problem with the fuel injectors I cannot get them to fire, so far the mass air system seems to be functioning properly aswell as the fuel pump prime and the only code i get is a code 12 .im not sure what else to do.. any advice
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: 350 tpi harness issues
First of all, That 350 L98 engine should stay in the 86 IROC
. If you do take out the engine, what are you going to do with the body of the Camaro?
. If you do take out the engine, what are you going to do with the body of the Camaro? 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: 350 tpi harness issues
grab a test light and a friend. Disconnect one of the Fuel Injectors and hook up in-line with the injector wiring. Now have someone turn the key to turn on the car. BE SURE TO PULL OUT THE FUEL PUMP FUSE SO THAT THE ENGINE WONT START. Now once the key is turned, the test light should light up in a pulsing manner. If it does, then its all good. I dont know if the injectors should be hooked up in sequence though. But if they are hooked up in sequence, then lay out the wires over the valve covers and they should fall into place (due to aging and time, the wires should be bending towards its proper injector).
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: 350 tpi harness issues
Too late. You pulled the engine.
. J. K.
Try my method and let us know what happens. Gotta go to sleep. Peace
. J. K.
Try my method and let us know what happens. Gotta go to sleep. Peace Joined: Apr 2005
Posts: 7,736
Likes: 14
From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: 350 tpi harness issues
Good work through here for fault finding
http://www.chevythunder.com/Flow%20c...0Chart%20Pages
Have you checked the resistance of the injectors? One bad injector will take the whole bank out
Last edited by vetteoz; Nov 30, 2009 at 01:50 AM.
Joined: Apr 2005
Posts: 7,736
Likes: 14
From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
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Senior Member
Joined: Jul 1999
Posts: 853
Likes: 0
From: Everett, MA . USA
Car: 89 FORMULA FIREBIRD, 86 CHEVY CAMARO
Engine: L98, LB9 RESPECTIVLY
Transmission: 700 R4 (BOTH)
Re: 350 tpi harness issues
A bad ignition module would prevent the injectors from working, most auto parts stores can test them.
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