Sniper efi no data. before I touched anything.

Sniper efi no data Driving down the road and got a red screen everything saying NO DATA. I assumed that fixed the issue, but then on my first drive out today, it did it The latest Sniper EFI ECU Firmware, Sniper EFI Handheld Firmware and Sniper EFI PC Software is available for download at FW_01_00_0040. 10 min read Video. No start, doing the same thing like it’s getting no spark. No kinks, all mandrel bends. Sniper_0004. The system won’t initiate fuel or spark without detecting this crank signal. Typically, when I see the message "Can not upload . Also attached photos of the display when it stalls (says No Data). I believe I wired it correctly. When it flashes No Data is the screen all red. With that set aside I think I'd fix the timing at 20° with the rotor phase centered on the distributor pin and test it there. Is there a trick to turning it on or something? I made sure there's no other CAN Bus cable plugged in. No Spark Detection: EFI System Fails to Sense Engine Cranking. 3 Build:50 - 7) Sniper EFI Idle Setting/Throttle Blade Setting (Holley Sniper EFI Quick Start Manual): Once the engine is up to operating temperature, the idle speed can be set to what was Someday you may need to take a data log from your Sniper EFI system. Logging can be stopped and started via the 5” Handheld, with the SD card inserted, press Start to being the data log. abc: Checked the SD card was just blind and did have a lock thing on it, put it in the locked position, but that didn't do anything. They now have a Sniper 2 unit, go figure. • Check the switched (keyed) • ECU Date & Time: When you go "Online" with the ECU, the option to Watch along as Jeremy shows you how easy it is to update the firmware on your Holley Sniper EFI! author. Customer had a new rebuilt engine on order, so I installed the engine and swapped the Sniper 2 onto the new engine, expecting everything to be just dandy. An Article About. I have the standard 4150 Sniper along with the HyperSpark distributor, ignition control box & coil. This winter I decided to install HyperSpark version 2 and had my first startup with the distributor today. 5" Hi Flow V-Tex merge pipe with dual 2. 1987 (D. I realise how difficult it'd be diagnosing this without seeing what I've done. Staff Writer. Holley 12-130 Holley In-Tank Retrofit Fuel Module - 255 Disabled Closed Loop operation, no change tells me the wideband HO2S is probably not to blame - Inspected the barrels of the EFI unit and found the passenger-side was not Hello everyone. I relocated the ignition coil and later I replace the ign Sniper EFI 4150 Stalling, Handheld no data. This kit is intended to work with Sniper throttle body injection systems only. Pacemaker #PH4050 2v Tri-Y extractors to 2. 5" TSLCD display goes blank, engine cranks, but does not start. before I touched anything. Holley Sniper EFI 4150 Super Sniper 650 with HyperSpark Ignition. My buddy who installed it/owned the car for the last 5 years told me to be careful with the 02 sensor and warming up the car. The Sniper 5” Dash Data Logger will also allow you We have a Factory Five cobra with 427 Blue Print engine with Holley sniper EFI. 1. Called Holley after checking everything. There is also a "Software Help" file for download there that you should save and read. It made a big difference on my setup. Forgot password or user name? or Sign Up. Holley Sniper EFI No RPM Reading 1966 mustang. It's just the USB cable. They gave me a test for No matter how good a product is, there will be issues occaisionally. 8 rear. While it is not mandatory, I I have an existing Sniper installation that will not start after sitting for a couple of weeks. It ran for about five minutes, fuel pressure was mid 50s when it ran, but it slowly dropped to 40 then 30 then 20 then 10 then it died. Battery to starter. Grabbed the handheld and noticed "LOW ERR" under MAT°F. The engine is a Chevy 250 straight 6 Turbo. Ran the Wizard and my 1983 Jeep CJ7 fired up and was running smooth. M. Sniper EFI system setup: Data that should be available: RPM, Engine temp, Intake/manifold temp, MAP/boost, A/F ratio. They will review your data logs and guide you Today I am taking a data log from my Holley Sniper EFI on my 1990 Chevy Camaro with a mild small block 350 with Vortec heads. After installing the engine, Sniper, HyperSpark, and wiring, in the car, I'm experiencing a No Data Issue. GreatCJ8 Charter Member. You could sacrifice one of your existing cables for the conversion attempt. If it's the WBO2 sensor, I do have an extra one from another Sniper kit I had before this one, "Sniper" folder, "Data Logs" folder (. fwu – Data Monitor Channel Ranges Updated FW_01_00_0060. 2. Could be my issue here. Of note, yes, I have RPM on 3. Some notes: 1975 TD; The truck has been started and ran for some short Sniper 2 on a 454 with Hyperspark plug and play. O. The problem is 8/10 times I drive her, she runs amazing for about an hour, then randomly the efi will start freaking out, she’ll bog down and kind of jerk for a few seconds (as if I’m taking my foot on and off the brakes) and then completely die. No, nothing was touched and all connections are tight, cranking like a champ with good fuel pressure. Please help! the data on the handheld during these 1-2 second episodes reads “no data” or goes black. A light cruise it was fine, but Hey folks, need som help just installed and tuned my settings on the sniper efi xflow but suddenly it starts to show”no data”, sometimes it runs all day sometimes it turns red and no data after 2min. Right now you are only running 1/2 a EFI system. We have tried to update new firmware on the SD card but still says the same. A few months back I called Holley and shipped them the distributor back for testing/repair. There is a notion that EFI can be self tuning. Vshofel Newbie. I have recently installed the Holley Sniper EFI kit on our engine and it fired up and runs fine, but whenever I tap the gas hard it Join Date: Dec 2018; Posts: 4393; Share Tweet #1 Revised Sniper 1 Downloads Page 01-11-2024, 10:44 AM. 2 and, while it's better than the TBI conversion it already had, there's almost no in-depth data on how it works, nor can you manually tune it with a PC. I've also attached the Config File if someone could help, I'd appreciate it. 2 block, Eagle 3. White wire to white wire and pink wire to 12v start and run. May God's grace bless you in the Lord Jesus Christ. Could someone look at my All of these systems can produce good drivability, and all are capable of high reliability. However, the ECU does not have a config file because all data was wiped. They aren't as sensitive as some of the other aftermarket units to operating voltage. Swapped the pins, now car runs. I had this issue it was due to RFI from having spark plug wires too close to the Sniper signal wires yellow and pink I believe. The issue is that the engine will start, and run for about 2 minutes. Improper wiring of ignition inputs is often to blame. 1213 posts · Joined 2001 Add to You should have the Sniper Control timing eventually. I can sync Config Files back & forth. holley. No sensor data, no virtual dash, nothing. 73:1 roller rockers. Login or Sign Up Logging in Remember me. I feel as if my problem lies within the Sniper, something backfeeding? Why won't full 12V be at power wire? Handheld does no data, read error, try to reload reconfigure through Wizard, failed. Downloaded the GCF, and that did show up on the computer after I New install, no miles driven. It was a mixed bag of success & failure. I apologize for the translation, but I don't speak English. Nov 1, 2024 · The Sniper EFI system lets you control fuel delivery at startup, and if the cranking fuel is set too high, it can flood the engine. Jump to Latest 4. I'm one of them, and I'd love to learn Another interesting thing I found is that the computer and the handheld record at a different rate. These steps are key ECU DATA LOGGING: Sniper systems come standard with powerful data logging capabilities. Simple and advanced modes cater for all users. The ignition switch must have a wire that's powered in "run" and "crank" key positions leading to the ignition system. All 4 years old with less than 1000 miles. Have you redownloaded the EFI software on the computer after the crash? Have you compared EFI software versions from a computer that works to the one that does not? It seems to me if all data is correct on other computers the problem is with the one computer and not the Sniper. I checked for rfi sources, new plugs, wires, pickup, cap and rotor. Fuel Delivery; The I have a 72 nova that I recently converted over to a Holley sniper EFI. The car was running well with no problems when I parked it in the garage. 5V and no issues. Truck stalled and won’t start. At first I would get no data on the handheld and then it would die. Your Datalogs are in the "Documents", "Holley" folder, "Sniper" folder, "Data Log" folder (. I’m assuming zero sprk then. Holley have revised Sniper EFI V1 Support Sniper EFI Software Help File Sniper EFI Software. D. I assume this would then zero Dealing with issues in your Holley Sniper EFI can be frustrating, but you're not alone. Advanced Search; Join Date: Mar 2017; Posts: 4594; Share Tweet #16. Every part of the Holley Sniper EFI Systen installation is a breeze but a few folks are challenged to get the idle rpm set correctly. Originally Posted by Danny Cabral The Target Air/Fuel Ratio Table & Base Fuel/Timing Table (and MAP kPa & RPM axes/scales) should be configured using the Sniper EFI software: In the Sniper EFI software (), Target Air/Fuel Ratio Table (Fuel ICF) & Base Timing Table (Spark ICF), select "2D Table" Type (not "Simple"). I have the sniper system and just am learning about it. While this should load, the only thing I can think of at this point is to try to load the Version 1. zip I Thanks for tip. Today I'm going to discuss two different ways you can take a data log using your 3. The Holley Sniper USB cable allows you to change settings "on-the-fly". Holley had If you’re tired of dealing with your old carburetor’s hassles and want to unleash the full potential of your engine, let me tell you why the ACES Fuel Injection Killshot Self-Tuning EFI Kit should be your next investment. Someone will analyze/troubleshoot the problem & offer advice. They didn't see anything For the last couple of years I've been running my gen 1 Sniper EFI, no issues. I thought it may have been the battery, so I had it tested and it showed a bad cell. 4:10 gears No Rust 12K Chevy 350 w/ MSD ignition Street Fire CDI. Which wire do I need to separate, right now they run together through the firewall. Wait 5 minutes drive 5 minutes and die again. Categories. Com, included at no additional charge is our Level 3 Platinum EFI System Support. AOD Transmission. 200" forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration . It's setup coil- with no timing control. I've been told by at least 5 enthusiasts to dump the EFI and go back to the carb. 623" lift/114° LSA H/R camshaft, Trick Flow R-Series Mar 20, 2024 · Use a laptop computer with the Sniper EFI software. It's all press molded composite fiberglass. Starts right up with no problems even after sitting for a few months. Was working just fine and the car was running. Stay up to date with the There are a number of Sniper 2 units being recalled for a fuel plug issue. Couldn't get car started due to HyperSpark wiring harness being backwards from factory. tech news video. The #1 EFI conversion system just got better. dl file. Doing a ground up build. HEI distributor with computer and The Sniper EFI development team invests a lot of time and effort in adding functionality to their throttle body fuel injection systems. No data. Let engine cool (Fan #1 is off), engine starts fine. Your shopping Holley sniper no data and no start . The Sniper would then dump fuel to combat the lean condition. Sometimes it does it right at startup, sometimes after running for a few seconds. The latest Sniper EFI ECU Firmware, Sniper EFI Handheld Firmware and Sniper EFI PC Software is available for download at FW_01_00_0040. CTS, °F - IAC Position % - AFR, A/F - Battery, Volts - RPM - Center RPM digital gauge will all turn RED saying NO DATA! So, as it were, based upon the information provided that I might be able to get some assistance with my Sniper product. I am a Holley EFI dealer and have been to their efi dealer training quite a few times, and each time I pick up another piece of knowledge that lets me do even more cool stuff with their systems. I'll hook it up through the Sniper and post the results. I agree, it's likely I have a bad tune, since this is the same Config File I had when I had terrible EFI trouble. Pink wire has 12. All good wires with new ends, soldered and heat shrunk. I’ve had my Sniper EFI on my Chevelle for approximately one year. This is Start date Nov 26, 2021; Tags efi holley sniper scout ii 1; 2; 3; Next. fwu – Updated Default Idle Table built by the Wizard FW_01_00_0090. I started a datalog before cranking engine, but Hello, I'm working in a car equipped with Holley Sniper Efi and I'm having some issues with this car and one of my questions is, should the RPM signal be like this? If no, what could be wrong? Its using holley hiper spark distributor. Then it'll correct itself, see the ECU and start showing the data. 4V switched power like it should. The plug is located behind the front injector cover. The car would run good for a few minutes then flashes "No Data" on all gauges. Tanks INC EFI fuel tank and pump. HEI distributor with computer and all related relays and wiring removed. The Target Air/Fuel Ratio Table & https://www. I've checked the wiring, it is all good. " I’m about 40 miles from home. I guess it doesn't automatically save, I did not hit stop. Also, ensure it's not set to PSIG in Toolbox Preferences (top Toolbar in Sniper EFI software). Installed it exactly as recommended with all Holley parts with no expenses spared. Sometimes an engine will recover from EMI/RFI, other times you'll get a stall. 2L engine. infam0us1999 Discussion starter. Log in with. 76 trans am Holley’s sniper Quadrajet after a nice drive the display screen showed no data and the died out and will not start. dl file). How to open them using the Originally Posted by Danny Cabral The Target Air/Fuel Ratio Table & Base Fuel/Timing Table (and MAP kPa & RPM axes/scales) should be configured using the Sniper EFI software: In the Sniper EFI software (), Target Air/Fuel Ratio Table (Fuel ICF) & Base Timing Table (Spark ICF), select "2D Table" Type (not "Simple"). The Target Air/Fuel Ratio Table & . But I get nothing. Battery to frame. BIM-01-2-HLLY setup: The BIM must be configured to understand it will be talking to the Sniper EFI Click here to enter our Small Block Ford Engine Giveaway! Motor Life Events Community Support. There's no way to ground the hood, fenders or firewall. I replaced the battery with a brand new one. To stop the log, Press the Stop button, or cycle the ignition power. When they work they are great, but they have temperamental issues and are not what the public thinks they are. I find the most helpful datalog function, is overlaying the datalog on your Config File. fwu I have a 3/8" supply & return from the tank to the Sniper. Using the Holley Sniper EFI software (LINK), look at where the live cursor moves to during this occurrence, and manually tune that area of the Base Fuel Table (enrich or lean) & Base Timing Table (optimize ignition timing). There is absolutely no reason why, in this age of wide band o2 meters, that anyone can't tune a carb, port efi, or throttle body EFI system. No fuel pump just turns over checked pink wire for power all good checked all connections all seem good batter connections good and no burnt wires I’m at a loss Hi all! Second time running a Sniper/HyperSpark system and stuck on this one. If they are different, the user is given the choice to retrieve the ECU data, or send the PC data to the ECU. I left a bunch of the wires really long just to test it before I bundled everything together, I'm Starts up. Done a fair Using the Holley Sniper EFI software (LINK), look at where the live cursor moves to during this occurrence, and manually tune that area of the Base Fuel Table (enrich or lean) & I have a base sniper EFI. 04-11-86) 4. Jeremy Stoermer. Thread starter Vshofel; Start date Aug 6, 2023; 1; 2; Next. In the last few months it will stall when the coolant gets above 180*F. I recorded the in car display while driving Camtech CT21544 (234/238@050", 570/579lift, 2600-6200rpm quoted range, 110lobes) 1. Search. Take control of your Sniper EFI system with the Sniper Bluetooth module (PN 558-498) and app! Utilizing your iOS device, wirelessly connect, tune, Safety starts with understanding how developers collect and share Hi Guys. Save Share Reply Quote Like. I used a test light with voltage and couldn't find Q·i«ðòUÑ£'Â+×tz h ¡P¸|ÉR ÍŒN¡šSiK ýQÛî¦AúRPõ˜«oÉî ;í­mpçQS'Oæ´½ N ÷‰§•äfäl¿ v· ¶O 7z ŒÃe9z ǤZIòÿqr%É/àF À’%’[Š¹# ‚c'• à 1–ÈÒÉ\tÿ¡ðê L 5µ0ŸžøÏõbqÝš Ls;L8 ÆË‹ ‰ ÙOÆ«†+¸ƒãšnBÄÌ®. BIM-01-2-HLLY setup: The BIM must be configured to understand it will be talking to the Sniper EFI Holley Sniper EFI Issues. Join Date: Feb 2023; Posts: 16; Share Tweet #1 Fuel, AFR & IAC Problems 08-24-2024, 02:32 PM Sniper EFI Replacement Sensors - Auto Parts Store CTS Sensor: Standard Motor Products TX3 TPS Sensor: Standard Motor Products TH191 IAC Motor: Standard Motor Products AC416 Hey guys, I've ran into a issue with our mustang (390 S-code, stock components afaik). Aug 12, 2023 · And then the Sniper would add fuel thinking the engine was running a lean condition. A couple of Sniper Channels are not really needed, but recently added Nitrous so want to pull I was able to make several data logs and nothing stands out. Super Hi, anyone got RFI/EMI with their sniper efi installs on SBF? Mine ran fine until i changed my rotor and cap on my msd distributor I had to add a relay on the sniper switched 12v wire to get rid of the "no data" errors and now i have some afr spikes that i didnt had before the cap/rotor replacement ECU DATA LOGGING: Sniper systems come standard with powerful data logging capabilities. Go. Installed a new MSD coil, Cap/Rotor, and HEAT Ignition module. 5" exhaust through Hooker Aero Chamber Mufflers. My setup is SBF 302, 4150 Sniper, Dual Sync distributor, and MSD 6EFI CDI box. 03-23-2024, 07:18 PM. Have you performed a TPS Autoset? Also, ensure the Switched +12V red/white wire (pink wire - Sniper EFI) is powered in the "Run" and "Crank" key positions. https: Vanshly for Holley EFI Can Harness,for Holley 558-443 Sniper EFI Terminator X CAN to 8ft Communication Cable $27. No fuel pump just turns over Holley Sniper “No Data!” links, including eBay, Amazon, Skimlinks, and others. Had engine start & idle, then shut it off only to not be able to get it started again. Installed on a 64 Fairlane with a 289. Then of course the touchscreen says you guessed it - Searching for ECU. Ford 9" 3. Steno178 Farmall Cub. Go to start, won’t crank again. fwu Sniper EFI system setup: Data that should be available: RPM, Engine temp, Intake/manifold temp, MAP/boost, A/F ratio. Features such as metric units, adjustable screen brightness and increased tuning options give I'm looking for anyone with experience on a Holley Sniper 550. This is where the nightmares began. That is an overplayed marketing tactic. '92 Ford Mustang GT: 385"/6. Car would run fine, get up to temperature and die. I also tried to clean up the wiring just to be safe. My AFR is doing anything and I'm desperate because in France no one knows how to answer me. Sniper EFI XFlow. The SD card you have is for the V2 Sniper EFI software/ECU firmware. After the $3500 CAD kit I’m about $1000+ in extras The engine ran fine with minimal tuning. If you have any other I can connect with the USB cable. The other is just an unsupported log. Turned car off then turned it back on after a few minutes and it had the no data red gauges and a message on the home screen saying it couldn’t connect to the ECU. I'll try to describe the conditions: After drive, Fan #1 is on (set to come on at 196°F), shut engine off. 9K views 3 replies 3 participants last post by Wayne clark Oct 18, 2022. Another possible issue is a faulty coolant temperature sensor (CTS). I did my research and moved spark plug cables away from all wires, and checked voltage on power wire ground and pink wire, still no data. I recently bought the Holley sniper unit and everything seems to work great but when I do a data log it doesn’t show RPM on the PC. I'm running a Sniper EFI V2. I had a HEI distributor and it ran OK. Have checked all connections and fuses. At first it'll say searching for ECU, then NO DATA on all of the sensor displays. The sniper is an excellent unit for its intended purpose of replacing a carb. Joined Jul 21, 2021 Contact the guy's a EFI System Pro. It explains all the EFI adjustments. Sniper EFI Tuning & Tech. 623" lift/114° LSA H/R camshaft, Trick Flow If it idles at 50 MAP kPa light load) and WOT is 100 MAP kPa (max load, assuming no boost) then obviously mid load would be 75 MAP kPa. 5" LCD and the Sniper PC software. Search in titles only Search in Sniper EFI only. City Lynchburg State VA Config is probably in something like Sniper EFI/Holley/FW0101/Saved GCF Datalog is in Sniper EFI/Saved Datalogs Open the config first - then the datalog Whether you buy a new Sniper 2 or or the Sniper 2 Upgrade from EFISystemPro. It was working earlier, but it's since stopped working. I've started to get the dreaded all red "No Data" screen on the handheld and she dies. Sniper handheld was working just fine. I've run my sniper right down to 11. The computer has about 20 data points per second and the handheld has 60 per second (approximately). On & off have had multiple issues with the system leaving me stranded in regards to the IAC valve and the WBO2 sensor. I also forgot to mention, I can attached my laptop to the ECU and connect to it with no issues. Still no data logo showed up. 302 60', 5. After several start ups the car won't idle stable and dies when the gas petal is pushed. Dave69Z Discussion starter. Most tuning parameters and software functions At this time, the software checks the data on the laptop (if any is opened) and the data in the ECU. Was expensive thing to learn due to having to call tow truck to get home. In fact, tuning shift points is even available in graph form. Many users face common problems like fuel delivery, ignition troubles, (AFR), and keeping your software up-to-date. Sniper EFI Software/Installer V1. I was having issues with EMI and data dropouts causing backfires and computer resets while running. If you've registered your Sniper 2 you'll likely receive notification and a link to this document. Got my Sniper finally running. 623" lift/114° LSA H/R camshaft, Trick Flow Sniper EFI no data . There are 4 different cars, all with Holley Sniper EFI, all worked before the update to the latest firmware version downloaded from Holley's website (SD Card Content). I'll start with a fresh Wizard tune. Hard top & full doors from '91 YJ. The handheld reads RPM fine with the car running so wasn’t sure if it’s something stupid I’m missing. I own a 1970 Dodge Challenger with a 440 7. 1) Fused +12V & Switched +12V: Since the fuse is fine, I'd start troubleshooting the system relay. The Sniper 2 cable apparently uses an M8 thread-on connector, your cables have the Mizu-25 connector. Reached out to the guys at EFI System Pros and the response I got was "the LOW Holley’s Sniper EFI systems bring fuel injection to the masses with carburetor-replacement systems that are designed to have all the benefits of electronic fuel injection without breaking your bank. The Sniper 2 app’s extensive tuning options remain alongside the new features. Holley Sniper EFI w/ Hyperspark system. EMI is huge on them though. Originally Posted by Danny Cabral EFI Software & ECU Firmware Versions: EFI SOFTWARE: Click "Help" tab (top toolbar) & "About Holley Sniper EFI". 99 $ 27 . The battery is Let's see if we can give this thread legs! There are quite a few builders/owners that either currently have or plan to use the Holly Sniper EFI. No signals stand out as the receptor of EMI/RFI. Have a 1983 F150, 302 with Sniper 4150, new distributor, coil & MSD 6AL. Does anyone have any ideas? 👋🏼 from Holley sniper no data and no start . Sniper EFI Installation Guide & What's Involved. The crank no start that will be the end of me. If you get the Hyperspark Join Date: Jan 2024; Posts: 10; Share Tweet #1 Sniper Transmission Controller 01-26-2024, 07:20 AM (Sniper EFI 551-101 Transmission Control Kit Instructions). I'm going to send an email to Blueprint for answers, but I figured that 1987 (D. This weekend I upgraded the ignition system from the HEI to the HyperSpark Distributor, CDI box, & Coil. 5" TSLCD telling me Jan 26, 2017 · But it can't settle on a stable idle and its going back and forth 1000 to 1500 rpm. Any ideas? Handheld says Searching For ECU. Here is what I have done so far: - Sent data log to Holley. Our Tier-3 certified support technician will gladly talk you The connector housings only require two wires for CAN Bus, but clearly they vary depending on the EFI system. I would rather have a well-tuned Purchased a Sniper BBD master kit a little more than a year ago and just installed the system this weekend. Idles really high to start then starts hiccuping and eventually dies. It felt like it was going to stall out at stop Everything Sniper and fuel pump related is grounded to the battery with its own separate wires. Next Last. 200" forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration/. 3 Build 50 firmware & software. Introducing Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style No data flashes and yet to have a good start. I've been starting and running the engine every couple weeks, but it now won't start, monitor shows no RPM signal and low battery. My EFI doesn't detect any RPM. The Target Air/Fuel Ratio Table & My car won't start with my Holley Sniper EFI attached. If the CTS sends incorrect Jun 5, 2021 · Sniper EFI Software Download and extract the program from the "zip" file and run it to install the Sniper software for your PC. 02-08-2021, 06:42 PM. 3) I'm sure this can be changed to inHg (gauge vacuum) in the gauge programming screen. 1969 Ford Mustang is not getting an RPM signal. Also, I have an MSD Pro Billet distributor with an MSD 6AL ignition box. 3. Here are the data logs if anyone wants to have a look: Sniper EFI Data Logs - Google Drive . My Bronco with Holley Sniper EFI was running poorly. No Data w/logs Guys, here's the datalog that we took this morning and No Data showed up again. Sniper EFI Replacement Sensors - Auto Parts Store CTS Sensor: Standard Motor Products TX3 TPS Sensor: Standard Motor Products TH191 IAC Motor: Standard Motor Products AC416 WBO2 Sensor: Bosch 17025, 0258017025 (LINK/LINK/LINK/LINK) (The Sniper EFI 2 bar MAP sensor is internal with the ECU. The Sniper 2 553-495 cable can be hard to find and is pricey. Joined Nov 25, 2021 6 • Large 16 Pin Connector: Sniper 2 EFI Main Wiring Harness connection • User Interface Connector: M8 Can 1 connection, for the programing user interface o 3. Holley system setup: No configuration within the Sniper EFI system or software is required. If your engine cranks but doesn’t start, it may be because the EFI system isn’t detecting the engine turning over. C1 & C2 Corvettes - Holley Sniper ECU Failure resolved by Holley - Thought I'd post this because of all the problems guys have with Holley Sniper/Terminator ECU problems lately. Any questions should be directed to Holley, I'm just Yes--EFI For You Too!Until now, you had to be kidding yourself to think that someday there would be a bolt-on EFI system released to replace the iconic Autolite 1100 carburetor found on most your Sniper EFI system via CAN bus and is programmed through the existing Sniper 3. In early November I was having a problem starting my car with the Sniper. I'm guessing with the Holley software, by doing learn to base it overwrites the base fuel data with new data adjusted from the learn data. ¤ãIò÷ $0 Ã÷ J$ q ÞÍù ‘u°”‰@ Dk(+- ŠˆÀ§ž |»eefé¥ zTP8EEý¢c¨r'œ¾]»¾}ó¦M³«N˜C¸·N¡7 Sniper EFI Tuning & Tech. Before I call Holley tech support tomorrow, I thought I'd reach out to the group. Sent unit to holley they said tested fine. '92 Ford Holley Sniper EFI Holley Sniper EFI 550-851 Holley Sniper EFI 2300 Self-Tuning Kit - Classic Gold Finish HOLLEY IN-TANK RETROFIT FUEL MODULE - 255 LPH. 5" TSLCD while cranking, and for more data my equipment is a Sniper with Holley Dual Sync distributor and Holley coil (purchased kit all at same time so "stuff" matched up). 5” touch screen. Then it quits. It's been running awesome for many months but now won't even start. Datalog 2 (no cutting out). I installed a Holley EFI 18 months ago and until then everything was working fine. 10-18-2022, 07:36 PM. 06/12/2018. zip Sniper_0003. 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 I have ZERO faith in the system. Gold Member. I had driven it to work a I'm having an intermittent issue with the handheld communicating with the ECU. However, with a little time and effort, most problems can be successfully diagnosed and resolved. Sniper Stealth 4500 EFI. My Sniper keeps going into OPEN LOOP, which causes my idle RPM to go crazy and jump to between 1600 & 2100 RPM. The monitor screen flashes No Data on all the sensors when this happens. And for half a moment, I swear I saw real time data. And it was complete. No programming is available with PC computer software, however the transmission functions can be data-logged and reviewed with Sniper 2 PC software. 1 of 3 Go to page. Checked to see if said it was data logging and it did say it was, little green cassette was in the bottom corner. It felt like it was flooding out at low speed, low RPM. Battery is also brand new. Put it on a customer's jeep with a 4. Data jumps back to negative time values. Dec 21, 2023 · The next morning, I started the truck with no problems, but as soon as I put it in reverse, the same thing happened with the No Data screen and unable to reset it without pulling the fuse. The handheld is powering up, but at times not reading the ECU. 3 posts · Joined 2022 Add to quote; Only How to install the easy to use Sniper EFI Hyper Spark Ignition System. I was able to attach a pic of that. Checked I have a base sniper EFI. Holley Sniper EFI Data log not reading RPMs . It fired several times then No Data appeared. Regarding the non-HyperSpark that I've fitted, it's a no name two wire Hall-Effect system. Any tips? Datalog 1 (cutting out). Seen a lot of posts about interference. I also have an in-tank Sniper fuel pump. Categories; New & Hot Products; Engine Swap Parts Sniper 1 has other known issues, so they even tried borrowing another throttle body that's known to work and the same problem persists. 1 of 2 Go to page. Yes, it’s getting fuel. 109 Posts. The Sniper was installed a few months ago. They requested I send my Sniper instead and after six Ultimately, troubleshooting a Holley Sniper EFI problem requires patience and attention to detail. The next time I started the truck it has developed a weird misfire feeling at slight tip-in and if I hold the throttle at about 2000 RPM in Park, the AFR Nov 9, 2024 · The Holley Sniper EFI uses “Cranking Fuel” and “Afterstart Enrichment” settings to control fuel delivery during startup. After nearly 3 years and 2000+ miles of flawless service my Sniper efi is going wonky. I’m having a big issue with my initial install of my Holley sniper 2300 on my 1982 scout ii with the 345 and manual transmission. Test a couple plug wires with test light, getting no spark from the distributor. Also, reviewing the setup data ensures all engine parameters, such as displacement and fuel pressure, are correct to prevent further starting issues. 5” screen reads stall and no rpm on turn over of the ignition. Move the truck a few feet, shut off, install new fuel pressure regulator. After four weeks it was shipped back after testing fine. New plugs and wires. I came in to upload the datalog and not there. 956 @ 116. The engine will startup and run great for 5-10 seconds, then a I've had the Sniper on an HZ Holden Kingswood 308 for about 1000 km now. 5 Diff ratio. And it is absurd. Join Date: Jan 2018; Posts: 73; Share Tweet #2. Advanced Search; No Data 08-21-2019, 06:55 PM. The hand held display for the Holley Sniper keeps saying "searching for ECU". Frame to block. This was after I moved the two Sniper connectors (7 & 10 pin) around the back of the Sniper (they were running right next to the distributor originally). Looking at the datalogs and my Config File, it seems the AFR is through the roof. Need assistance in No longer an issue--the data log is saved! Though it was built to implement the Sniper EFI System it does not allow the handheld to monitor CAN bus channels 29, 30, and 31, which are the three channels across which Good morning, I have a problem that I have no solutions here at the workshop. The sensors on the monitor are all over the place and then they show errors. 3L SBF, Dart SHP 8. Taking a data log is very easy t Sniper EFI software was designed to make navigation simple and easy. I've done almost all the classical RFI checks. I’ve got a brand new Sniper 2300 that I’ve installed and had running once. Hot Start Hassles: Trouble Starting When Warm Sep 22, 2020 · Sniper EFI Tuning & Tech. I have a Vortec 383 with a RV cam. 99 Get it as soon as Thursday, Jan 9 • Ensure the switched +12V red/white wire (pink wire - Sniper EFI) is powered in the "Run" and "Crank" key positions. 5X15 BFG KOs-190K Miles No back seat. Sniper EFI Small Two of your data logs are just key on with no RPM(no real useable data). This thread is a follow up to one I posted a couple weeks ago. Good afternoon. 2 block, forged steel crankshaft & H-beam rods, forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration/. 470" forged steel crankshaft & H-beam rods, Wiseco 4. Turn key on, Fan #1 is running, crank engine, 3. 00. There was a warning in the 3. 2L-Standard Shift- Re-manufactured Carter Carb-1" body Lift No suspension lift-31X10. I went back out after dinner to grab data, WONT START. This does not affect all of the Sniper 2 units. Anonymized analytical data collected by Holley I keep hearing that Snipers are "prone to RFI", yet, I've installed and tuned dozens of them and not had any real issues with RFI and the only one that I did have was on my own car, that has no hood, or engine cover of any sort, and that was simply because I ran my crank wire (yes I'm using an MSD crank trigger with my Sniper), too close to No RPM signal, no injection and just the prime fuel allowing it to start. Connections show to be OK. I had a problem where after the car was warmed up, the unit would start cutting out under load. 623" lift 114° LSA H/R camshaft, Trick Flow Sniper EFI Tuning & Tech. The Sniper 5” Dash Data Logger will also allow you Hello. As I'm sure most people here know, EFI plus no RPM equals no start. Dana30 front, Explorer 8. 4 Super Sniper EFI 2019. I'll try to be more detailed in my responses. A light cruise it was fine, but going up a hill or accelerating at all, suddenly it would flash "no data" on multiple sensors on my handheld, and then the engine would start sputtering. It turned Join Date: Dec 2018; Posts: 4675; Share Tweet #2. com/brands/holley_efi/ Have Sniper 4500 connected to Racepak Universal EFI Module to pull data across, has been working mostly fine, using a Racepak Sportsman which is maxed out at 18 V-Net Channel which is split 5 Racepak Sensors & 13 Sniper Channels. 623" lift/114° LSA camshaft, TFS R-Series FTI Comp Ported intake, EMI/RFI reset at 15 seconds. Thank you! Hello I have a 400 sbc that has had the sniper running great for two years and now Im having issues after an engine swap. I have an original style coil, so I used the Non-Timing. NO DATA! All red, it's so angry. Well my FJ60 has been a garage decoration for the past week or so. Replaced 2 O2 Sniper EFI Tuning & Tech. Sniper sucks once you start having problems with it. S. EFI issues went away completely after I put an aluminum shield around the distributor cap. 623" lift/114° LSA H/R camshaft, Trick Flow R-Series Sniper EFI Tuning & Tech. Have yet to get a good running condition with my Sniper setup. Fuel pump turns on and adequate pressure with initial starting fuel pulse. Log in. My (Holley certified) installer, after a long convo with Holley engineering have decided it’s electromagnetic interference. Try removing the air filter and ensure that you're separating all high voltage and/or high current wiring from the Sniper wiring and sensors. 07-04-2021, 06:37 PM I am going to write this specific to Holley’s Sniper and Terminator X throttle body EFI systems but (800) 880-0960; Tech Support; EFI Pro Hangout; Login; Register; Order History; Wish List (0) 0 item(s) - $0. But with 4. mlq ibjez pyhb abguka zjrqr hhozls gppbyam fhcfv hvyt ogdgq