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Holley sniper efi error 21?

Holley sniper efi error 21?

However, you first need to sort out your fuel pressure. 09-20-2019, 01:59 PM. Jul 25, 2023 · EMI/RFI will create flashing No Data screens, but it won't shut the unit down and the resets are momentary. When selecting the correct Sniper EFI system for your engine, there are a maximum of three questions we must answer: 1 Holley 2300. Most tuning parameters and software functions can be found by selecting an icon from the toolbar. If you have New and Unused, Incorrect, Damaged, or Defective Product you would like to return, you can contact Customer Service at (800) 638-0032 or email [email protected]. I've got an in-tank pump and. Share #1. Tweet Feedback on Sniper 2. 623" lift/114° LSA H/R camshaft, Trick Flow R-Series FlowTech Induction Comp. Fuel Injection /. This put the arc a little further inboard at 40° of timing than the Holley recommended setting of 57 Sniper Won't Learn. If an item purchased from Holley. With no flow at the Sniper, 100% of the pump flow will be discharged back into the tank. Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. I also emailed Holley the datalog, but waiting to hear back. 0:12. 11-03-2022, 02:30 PM. The transmission controller from Holley is going to be a lot cleaner in terms of installation. I've gone through the factory IAC setup two times and also verified the fuel pressure coming to the carburetor. Jan 20, 2020 · If you're installing a Sniper EFI system and almost ready to crank it over for the first time, this is the video for you! Mar 20, 2024 · EFI SOFTWARE: Click "Help" tab (top toolbar) & "About Holley Sniper EFI". To start viewing messages, select the forum that you want to visit from the selection below. The Sniper auto-zeros the TPS each time you cycle the ignition, so it will find a new zero after you adjust it. May 23, 2020 · Joe, at FiTech, sent me their list and it matches yours perfectly. MSD Power Grid Forums: MSD Power Grid Diagram Help. Scroll through the datalog to the problem area. Everything works great except my voltage is all over the place. Having said that, there certainly are Snipers that go bad. 01-21-2023, 07:52 PM I have a '68 GTO, Pontiac 461 Stroker engine that was recently build and dynoed by Kauffman Racing. Sniper EFI Holley's Sniper EFI Stealth 4150 is the answer for anyone who wants the benefit of fuel injection, but wants everything underhood to appear as if that's a Holley 4150 carburetor under the air cleaner. Put the saved Configuration from SD card (in Saved GCF folder) in the Sniper EFI Config File Folder, this is in your Documents folder if the Sniper Software was installed in the default location. Learn about sniper scopes and see pictures of sniper scopes A 750 double pumper Holley carburetor is a high performance carburetor that incorporates two accelerator pumps that are manually operated. While generally reliable, your Lexmark printer is prone to the occasional problem. Thus, Holley can not guarantee an answer or timing on an answer. I reccomend talking directly through holley. Everything was going super smooth, and I was attempting to run through the pre-start up Wizard a few days ago. Sep 19, 2022 · Tweet Stalling when accelerating and other issues. We judge ourselves for so many things. Most common issues are: 1) Failure to properly synchronize the distributor (even when using the clear cap), 2) Distributor is 180° out, 3) Failure to use a spark box or coil driver. Check the MAP sensor adapters & hose for leaks. Hey folks, new to the forum and the Holley Sniper. 623" lift/114° LSA H/R camshaft, Trick Flow R-Series FlowTech Induction. Apr 16, 2023 · I’ve installed a Sniper EFI on a stock engine, no power adders or other electronics25 volts on the pink wire when the key is in the “On” position. May 2, 2024 · Share #1. 11-03-2022, 02:30 PM. com configurator to shop now and see the latest available features - https://wwwcom/products/fuel_systems/fuel_injection/sniper_efi/. I haven't had this problem since install, it's something that has come on in the last several months. 200" forged pistons, Trick Flow. e as possible to the tank. Just aft of the coil is the Pertronix relay (providing switched clean 12V power to everything) as well as a terminal block (10 AWG from the battery, both positive and negative, to feed the Sniper EFI and Sniper CDI box main power & ground needs). I have my Sniper running in Open Loop due to another WBO2 sensor 35 I bought another WBO2 sensor and installed it. I got it home, checked it all over, everything is hooked up correctly. Sniper EFI Software/Installer v2 Build:12 - Windows Vista,7,8,10 Compatible. Learn about important considerations to take into account when drafting a personal budget Let's get back to the basics of cash reallocation and see why I'm not freaking out, but I'm also not in a mood for risk. 02-27-2021, 06:23 PM. Give us the specifics of your complete system and we can provide more precise information/help Junior Member. Join Date: Jun 2021. This can be extremely helpful and effective when trying to diagnose crank or cam signal integrity issues. Follow along with the installation of a Stealth unit on a 377ci stroker Chevrolet small-block destined for a 1955. 3) MAKE SURE THAT ALL HOLLEY EFI SOFTWARE APPLICATIONS ARE CLOSED. I've ordered a new WBO2 sensor to see if it fixes the problem of 35 I've checked all wiring and nothing changed and no air leak in the exhaust. Turn the idle screw in 1/2 turn and then restart. Jun 2, 2021 · My Holley Sniper EFI has been having an issue with a corrupt SD card and in this episode I walk you through how I fixed the problem by formatting the SD card and reuploading the tune and firmware. Check your wires (I found three errors while looking) Double check your distributor setup Listen to senior guys on here, go back and start at the beginning. Sniper 2 EFI SD Card Contents. I replaced the sensor with a new Bosch equivalent sensor, rerun the Sniper Wizard to clear the fuel map & restarted. Done a fair bit of reading on this issue and I've tried to eliminate any sources of RFI. I sent it in to Holley for repair, which took forever, so they finally ended up giving me a whole new unit. Here is what we've tried and confirmed: -Power/Ground for Sniper EFI System sourced directly at battery. Using Terminator X MAX along with our Holley EFI Transmission Harness and handheld, you can control GM's 6 Speed transmissions in addition to complete engine control. 02-25-2024, 10:52 AM. Replaced one with a Holley OEM 02 and the second was with a bosch equivalent. Here's the lowdown: Fresh install in a brand new 302 block, stroked to 3275" TSLCD on the same firmware version, Wizard run and checked for the usual suspects and it all checks fine. Firmware for Revision E Dashes Only. 5 pounds of boost pressure. 200" forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration/. Otherwise, replace the SD card. • Use the appropriate amount of timing advance at idle. * 4150 5-2-20_Modified. I calibrated my TPS and was confirming that I have sensor input. 5, but can't figure out the timing. Interface? RODRIG3911 Mar 20, 2024 Bronco Tech Replies 2 Views 209 Mar 20, 2024 RODRIG3911 SOLD NEW Holley Sniper EFI 550-511 Shimmy Jan 15, 2024 For Sale - 66-77 Bronco Parts, Toys, Memorabilia City: Seattle Price: $850 Replies 7 Views 684 Mar 18, 2024 Shimmy P ACES Royal Flush/Killshot EFI vs Sniper 1/2 EFI. May God's grace bless you in the Lord Jesus Christ. I is recommended, fuel pressure needs to be between 55-65 PSI. Continue the datalog by slowly increasing the engine speed to about 2000 RPM and hold it there for 15 seconds. I attached my current Config File and most recent datalog. free stuff from craigslist Here's what the IRS Where's My Refund reference codes mean when checking WMR online, or calling the IRS, or using the Refund Status tool. 200" forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration/. The minute Holley released its new, next generation Sniper 2 throttle body EFI conversion system, the same question came flooding in: How is it better than t. You may have to register before you can post: click the register link above to proceed. Holley EFI: Holley EFI Topics: 36 Posts: 1,308. I is recommended, fuel pressure needs to be between 55-65 PSI. The same fate will befall the NFL in September if it doesn't drastically reimagine its return protocol. I noticed it sits in Open Loop and Not Learning. While cruising at a steady throttle I noticed Target A/F Ratio and actual AFR are 1-2 ratios off. Prestart Checklist Before starting the engine, double check for leaks, proper wire routing, any wiring hazards or loose nuts and bolts. 03-20-2024, 10:10 AM. Mr MSD ProConnect Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors. I'm using one of the retrofit fuel pumps designed for my car, and an HEI distributor. U stocks closed mostly lower on Wednesday, with the Nasdaq Composite dropping around 175 points. Trusted by business builders worldwide, the HubSpot Blogs are your number-one source for education and ins. The winner will be announced on or around December. 01-13-2024, 02:54 PM. alogs" folder on the SD card Tweet Sniper stalling on deceleration & in gear. 5 pounds of boost pressure. Jul 10, 2020 · Sometimes it’s just code 33 (MAP high) but lately it’s been code 33 and 34 (MAP low). You can contact Holley technical support to see if it can be repaired. Here is what we've tried and confirmed: -Power/Ground for Sniper EFI System sourced directly at battery. Once the fuel system is installed checking the fuel pressure on the inlet side of the Sniper E. Holley 543-111 TPS or Standard Motor Products TH191 TPS. erica moore Hemingway is a web app that highlights hard to read sentences, adverbs, compl. A problem has started with after around five minutes of driving. While generally reliable, your Lexmark printer is prone to the occasional problem. There are a lot of wiring problems, vacuum leaks, and mechanical problems that people have, which they blame on the Sniper. I had the opportunity to put the car on the dyno the other day and found some strange things going on with my Sniper XFlow. Recently replaced thermostat and coolant temp sensor. '92 Ford Mustang GT: 385"/62 block, Eagle 3. Within the last quarter, Holley (NYSE:HLLY) has observed the following analyst ratings: Bullish Somewhat Bullish Indifferent Somewhat Bearish. com configurator to shop now and see the latest available features - https://wwwcom/products/fuel_systems/fuel_injection/sniper_efi/. 2 Build 26 and you'll be able to see the RPM trace. Here is what we've tried and confirmed: -Power/Ground for Sniper EFI System sourced directly at battery. Sniper Scopes - Sniper scopes are specialized telescopes which amplify an image from great distances. By clicking "TRY IT", I a. The handheld isn't communicating with the ECU. This PC > Documents > Holley > Sniper > Config Files. While cruising at a steady throttle I noticed Target A/F Ratio and actual AFR are 1-2 ratios off. So, just to be extra sure, I'd download the SD card contents from the link above for V2 - Sniper 1. Increasing the idle RPM provides a smoother idle. 0 HO’s return to prominence in 1982, and the addition of EEC-IV EFI in 1986. And for good reason. Come to find out, the monitor wire got caught up in the clutch mechanism and it shorted out the ECU in the Sniper. What I have: Charger 1971, 383 big block, Indy tunnel ram, mild cam from Edelbrock, 2x4 Sniper EFI, MSD ignition with CDI box (connected without timing control). petfinder springfield il Mr MSD ProConnect Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors. There are a lot of wiring problems, vacuum leaks, and mechanical problems that people have, which they blame on the Sniper. May God's grace bless you in the Lord Jesus Christ. Within 2-feet of sending unit is recommended. The handheld gets to the home screen and tells me to update the firmware. Jul 21, 2017 · The Sniper EFI calibrates the TPS sensor at every key-on event. ECU Update Fail Code 33. Built specifically with a dual pattern bolt on design built to fit 4150 flange and spreadbore manifolds. 10-20-2019, 09:37 PM I'm running a new tune on my Sniper. Interface? RODRIG3911 Mar 20, 2024 Bronco Tech Replies 2 Views 209 Mar 20, 2024 RODRIG3911 SOLD NEW Holley Sniper EFI 550-511 Shimmy Jan 15, 2024 For Sale - 66-77 Bronco Parts, Toys, Memorabilia City: Seattle Price: $850 Replies 7 Views 684 Mar 18, 2024 Shimmy P ACES Royal Flush/Killshot EFI vs Sniper 1/2 EFI. Most mild performance engines should idle well at 700-800 RPM and most potent street performance. Sniper EFI Tuning & Tech. Tweet Another "firmware update fail" thread. Report back on an RPM signal. Originally Posted by Danny Cabral. '92 Ford Mustang GT: 385"/62 block, Eagle 3. com does not meet your expectations, it may be eligible for return. 5" TSLCD (553-202) o 5" TSLCD (553-200) o Sniper 2 BLE Module (558-498) • Coolant Temp Connector: Coolant Temp Sensor (CTS) Connection, PN 543-120 • Oxygen Sensor Connector: Wide Band Oxygen (WBO2) Bought a Standard TX3 from OReilly's and sat it on the intake for 15 minutes.

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