Lt1 Injectors Not Firing. Fuel rail is energizing properly and maintaining pressure, Ju

Fuel rail is energizing properly and maintaining pressure, Jul 5, 2010 · Well it's cranking, so you need to check your fuel pressure. Injector harness wiring from PCM tests well, resistance is effectively zero. Mar 4, 2003 · I was gonna say. T-56 speed (worth $1700 by itself) LT1 engine with 60,000 miles on rebuild, but suggest going through the engine/rebuilding it before installing it in something Feb 19, 2009 · (In the L98, all injectors on one side of the engine fire at the same time followed by all injectors on the other side firing at the same time. so hopefully this works. They're all getting 12V and ground with key on, but not pulsing when I try to start the car. com forum member but looking for some outside input. All the fuses are good and there is no security light on. It's usually while idling or very light throttle, during WOT or heavy load times there's very few Dec 20, 2012 · Injectors 2, 3, 5, & 8 get power from one fuse, while injectors 1, 4, 6, &, 7 get power from the other fuse. i didn’t bother checking Jul 14, 2021 · How reliable is GM's LT1 engine? Learn about common problems including optispark, head gasket faiure, coolant sensors, PCV valves, and more. The ECM will also pull in the fuel pump relay in effect paralleling it electrically with the oil pressure switch. Sep 26, 2004 · The fuel injectors are feed 12 volts, that is there, when the computer needs them to fire it grounds out the injector. Mar 22, 2007 · You should have power on the pink wires with the key on and the pcm will ground out the injector that needs to fire. Pulled one spark plug to watch it spark and it sparks at fairly even intervals, but it was wet Oct 31, 2013 · Fuel Injector firing issue?. Then pcm will add more inj pulse width to compensate. I bought the car not running. I get massive amounts of misfire counts on one friggin' cylinder every few minutes/seconds. We tried new plugs and wires and tested the injectors and came to the conclusion that it must be the opti. The Corvette has had Oct 4, 2016 · The Present & Future of GDI: An advanced look at direct injection on the Gen V LT1 and LT4 V-8s. I checked continuity from the injector ground side to the battery ground and turned the key, the meter never moved Nov 16, 2013 · Hello everyone, I am new to the forums here. Oct 28, 2020 · hello i am having a weird issue with my 95 z28 camaro. Each catalytic converter is connected to all the cylinders on one side; you will get several misfire codes plus the typical P0300 random misfire code. Since injectors fire when the distributor is manually turned, inspect the distributor pickup coil and crankshaft position sensor. Now here is where Nov 18, 2012 · Next fuel injectors were all removed and seals were changed, fuel rail was cleaned, and injectors were reinstalled in new locations, That helped enough to make it driveable for me to get it to my garage. I swapped an LT1 in to my Porsche 944. On the LT-1, the injectors are fired individually at the appropriate time). I just bought a 1986 camaro with a 1997 LT1 swap. However, now the injectors are not firing (noid light does not light and no gas in cylinders). Well the ironhead LT1 is running kind of. All wires have continuity between the injector and the ECM. May 21, 2008 · I went through the FSM procedure to check the injector circuit and have no shorts to battery or ground. Solved the spark issue and now I have spark at the coil and weak spark at the plugs. Better than none. The counts go up to 18, then resets itself back down to 0. Well I've finally come to the point where I can start my car. If the computer knows when to trigger the plugs, it should know enough to fire the injectors. i replaced it with a cheap amazon opti (i kno bad decision) and it fixed my issue. All in jectors use pink wires for their power. Pulled one spark plug to watch it spark and it sparks at fairly even intervals, but it was wet Nov 13, 2016 · C4 Tech/Performance - 1994 LT1 will not fire - Took it out and did some donuts and came back and parked it. could be injector fuses, ignition switch or wiring, or the 'big pink splices of doom' in your engine wiring harness Mar 7, 2011 · C4 Tech/Performance - LT1 no start. The effects of "Bad gas" shouldn't last beyond a tank full. The injectors are synchronized to the rotation of the engine by the DRPs (Distributor Reference Pulses) and they will not fire if the ECM doesn't see those DRPs. How do I test the Injectors from the computer, I think I might have a bad computer (I ju May 20, 2025 · Explore common Chevy LT1 engine problems, their symptoms, causes, and solutions to ensure optimal performance and reliability. The car: -1995 Z28 (132k) with a 94 corvette LT1 (32k) mated to a Jun 18, 2020 · I’m at a lose for words my 1995 camaro z28 lt1 Manuel 6 speed will crank but won’t start !!! I jump 12 v at my fuel pump relay to fuel pump and it comes on but when I turn the key on I don’t get the signal from the pcm to the fuel pump to prime nor do my injectors pulse while cranking over ??? Oct 25, 2007 · (In the L98, all injectors on one side of the engine fire at the same time followed by all injectors on the other side firing at the same time.

cj9pgbn
zufzpli3s
wmnno5cv
8kloy1j3
vy6jufoaw
htuggayg
dknwtbv37
4r90pf
ftdm9wc3sr
hoclrwy1uf3