Tbi Not Spraying Fuel When Cranking. I have unplugged the battery to reset the unit and i still have the following codes: Discussion starter · #1 · mar 20, 2020. I just recently purchased a 1990 chevy 2500 single cab long bed with the 350 tbi that has been d. o. t inspected until 2018 in mn.
It has sat about a year without starting, and now it will not run. #11 · mar 23, 2018. A little help with my tbi.
Fuel Injectors (TBI) Not Spraying After Engine Swap
thank you for watching!!!!! If this video was helpful to you and if you would like to place a donation, here is my Venmo and PayPal information. Or I would really appreciate it if you could share my YouTube channel on your social media. Links will be on the the bottom. venmo.com/code?user_id=2650665264349184199 paypal.me/urbanautomotive. Tbi Not Spraying Fuel When Cranking
Injectors spray while cranking and running. No vss used no o2 sensor (i have to finish exhaust. ) no fuel pump relay as the pump is getting power from the. Injectors dripping, not spraying. I am working on a 1991 chevrolet s10 2. 8l, tbi fuel injection.
I swapped a tbi unit on my sbc 350 in a 90 jeep wrangler. I purchased the ecm and wiring harness from. Hey all, i have a 1987 silverado r10, after doing an engine swap, had the original distributor in last week and the tbi was spraying, but put an hei distributor in and now it’s not spraying fuel. Need to find out if there is any fuel getting up to the tbi at all.
Fuel Injectors (TBI) Not Spraying After Engine Swap
Simple and easy way to check the pulse on your Chevy tbi injection same method can be used on most fuel injectors codythecarguy.com/store patreon.com/codythecarguy facebook.com/codycarguy instagram.com/cody_the_car_guy codythecarguy.com
thank you for watching!!!!! If this video was helpful to you and if you would like to place a donation, here is my Venmo and PayPal information. Or I would really appreciate it if you could share my YouTube channel on your social media. Links will be on the the bottom. venmo.com/code?user_id=2650665264349184199 paypal.me/urbanautomotive
this is the under hood video for trouble shooting help to diagnose my no start with out a fuel prime problem. this vehicle is a 1988 chev, 2500 Pick up with a 5.7L and TBI. I have replaced the MAP sensor, fuel pump, and fuel pressure regulator. Cleaned the contacts on the fuel pump relay which appears to be operating properly. I also disconnected the battery to reset the computer. SOLUTION WAS, spark module failure. Replaced spark module and it's repaired.
This is to help and assist on figuring out some issues with the throttle body injection system in Chevys or TBI. I found out that oil pressure switch is tied in to proper injection and so is the distributor module. My understanding is that Chevy TBI systems might have these issues.
visit me @ toolsandtime.com In this video i give an example of one way i go about trouble shooting a no start issue when i have limited resources. on a 95 Chevy Tahoe This isn't how I usually go about it however I wanted to give an example of what you can do with just the basic tools and schematics to trouble shoot a no start issue hope you enjoy
With this video I want say thanks to you PAUL DANNER I fixed this chevy venture 02 3.4 No star ,No injector pulse,good spark using your pull down by pass test, as Dora the Explorer says, I couldn't have done it whithout you ;).Sorry about the audio 🙁 and my English I am a Spanish speaking person so i hope you can understand what i said :).Also I hope this video can help someone else with this problem, and for you guys that are looking for REAL ENGINE PERFORMANCE material visit …
For a year my 1988 GMC Vandura with a 5.7 TBI would crank but not start. I replaced all kinds of parts I thought may be contributing to this, with no change. Finally out of irritation I climbed under my van removed the main ground cable that comes off the battery's negative terminal and bolts to the bottom front of the engine block. I took my Dremel & wire brush to the connector and bolted it back on… after one year of not starting, a 30 second "clean up" and my van started up on the first…
chevy no injector pulse
Final Words
You first need to check the fuel pressure, an easy way to access this is to buy a can of spray starting fluid, spray it into the tbi throttle valve and if the truck starts and dies. Check and make sure your ecu actually knows it's cranking. It won't shoot fuel into the motor until it thinks your turning the key.
Tbi Not Spraying Fuel When Cranking. On some tbi systems it's the purple wire. Both injector harnesses show 6. 2 volts while cranking, 7. 5 volts when not cranking but with the fuel pump running, and 10. 3 volts with just the ignition on. Remote possibility of the injectors losing power when via the ignition switch and/or wiring when you crank the engine.
