Apex no start Help!!

tangerine427

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Palo, IA
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Nytro XTX
Hey guys I am at a loss here. I have a 03 rx1 that I have converted over to a Apex. I have everything off a 2006 apex. Swapped the head throttle bodies, ecu harness all sensors. Stator and flywheel and stator cover swapped. Cam sensor and valve cover from apex also. I have spark but no fuel injector pulses. We have checked and double checked wondering if i have missed something. I dont have my oil pressure switch hooked up yet, but it should still start and die. We got it to run off some carb cleaner so I know it will run. Anyone have any ideas, we can open throttle bodies and cannot see any fuel spray into intake runner, the fuel pump is running fine and it returning fuel to tank like it should.
 
Sounds like you have an ECU problem. Check the ground wire of the injector for "pulse to ground" while cranking. Also check the crank and cam senors.
 
apex

Well, checked all sensors per the manual. Everything checked out. Turns out, all the fuel injectors were stuck. Ran a ground and 12v to each one and got them to open and it fired right up
 


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