background image

 

 

 

 

CLOSED LOOP & LEARN 

 

 

CLOSE LOOP ENABLE / DISABLE:    

 

The Closed Loop Enable / Disable menu turns Closed Loop “On” and “Off”.  If enabled, the fuel table will be 

modified based on target AFR vs Actual Wideband AFR.  

 

 

 

LEARN ENABLE / DISABLE:    

 

The LEARN Enable / Disable menu turns the Self Tuning “On” and “Off”.  If enabled, self-tuning is performed.  

Learning should be enabled when an engine is just started and the tuning process is occurring.  After the 
vehicle is driven under various operating conditions, and is running well, it is advised to disable learning, OR 
slow the Learn Speed to “Slow”.    

 

 

Содержание 553-200

Страница 1: ...1 5 Sniper EFI Digital Dash 553 200 User Manual...

Страница 2: ...2 Contents MOUNTING 3 CONNECTIONS 4 CAN POWER 4 MAKING ADJUSTMENTS 5 HOME SCREEN 5 TUNING 6 MONITOR 14 SETTINGS 17 WIZARD 21...

Страница 3: ...g a wide variety of mounting solutions The mounting stands slide into the back of the display as shown below PACKAGE CONTENTS Modular Mounting Brackets Slide mount into display housing To release from...

Страница 4: ...connections have been made the Sniper EFI 5 Dash may be powered up After a brief initial loading sequence the default gauge display will appear GPS Antenna Connection PUSH ON PULL OFF Connection DOES...

Страница 5: ...list entries Touch the desired list item and click OK to make a selection HOME SCREEN The home screen contains icons which will navigate to different functional features of the 5 Dash These features...

Страница 6: ...ormance Tuning is categorized by Basic System Advanced Advanced 2 and Super Sniper BASIC TUNING From the Left MENU select TUNING then BASIC There are four areas you can modify BASIC FUEL CLOSED LOOP L...

Страница 7: ...may reduce power or cause potential engine damage AFR Boost Offset Modifies the target AFR while under boost The input is how much you would like the Air Fuel Ratio decreased per 7 PSI of boost This...

Страница 8: ...ntake manifold when the ignition is turned on wetting the intake and allowing the engine to start much quicker The amount of fuel is based on the engine temperature and how long it was since the engin...

Страница 9: ...ual Wideband AFR LEARN ENABLE DISABLE The LEARN Enable Disable menu turns the Self Tuning On and Off If enabled self tuning is performed Learning should be enabled when an engine is just started and t...

Страница 10: ...er the camshaft the more timing is usually used Cruise Timing 32 48 degrees is typically used when cruising for optimal fuel economy Wide Open Throttle Timing WOT WOT timing is typically between 26 38...

Страница 11: ...N temp needs to always be a higher value than the OFF temp Use a difference of at least 5 degrees so they aren t cycling excessively In Sniper Kits these are ground outputs that should be wired to tri...

Страница 12: ...uipped with stock or street performance camshafts Choose Stock or Mild If you are unsure of your camshaft specs Street Strip Select this if your engine has between 8 and 13 of manifold vacuum Race Sel...

Страница 13: ...librations and should not need to be adjusted Main Rev Limiter The RPM threshold where the Injectors will turn off Inductive Delay Timing Control Only Use this value to sync timing at higher RPMs Thes...

Страница 14: ...14 MONITOR Choose MONITOR from the HOME screen to access live telemetry and customizable gauge screen options The Sniper 5 Dash come pre loaded with 3 default layouts Default Layout 1...

Страница 15: ...15 Default Layout 2 Default Layout 3...

Страница 16: ...do this choose Ranges from the Gauge Settings menu Cautions will display as Yellow and Warnings or Alarms will display as RED Press and hold any gauge on the display to open the gauge editing menu Thi...

Страница 17: ...hrottle body type fuel system type and ECU firmware version Note that this menu is view only no information can be changed Any changes to engine or transmission setup must be done through the TUNING o...

Страница 18: ...ill also allow you to set a log trigger based on a variety of channels such as Engine RPM TPS or MAP This method of triggering a datalog can be using when trying to capture data under a certain of con...

Страница 19: ...cal Options and Backlight adjustments LOCAL INFO Displays device information and current Firmware Version LOCAL OPTIONS This menu allows you to adjust the display for your local Time and Time zone Spe...

Страница 20: ...20 BACKLIGHT Can adjust a Night Brightness Day Brightness defaults which is toggled by pressing the Sniper EFI logo on any of the Monitor Screens or within the Backlight Settings menu...

Страница 21: ...the specific Sniper EFI kit the questions may vary At the end of the wizard a key cycle is required After this key cycle the Sniper EFI ECU will have the calibration created by the Wizard loaded into...

Страница 22: ...elect displacement of your engine you can do this with the slider bar or the calculator icon at the bottom Press Next Step 5 Enter the desired HOT Idle speed of your engine This is the RPM the Sniper...

Страница 23: ...fold vacuum Race Select this if your engine has less than 7 of manifold vacuum Race oriented camshafts may require laptop tuning for optimal idle stability Choose Stock Mild If you are unsure of your...

Страница 24: ...HyperSpark Note This selection is based on what is the ECU getting an RPM Signal from in majority of applications this selection should match the type of distributor being used regardless of the type...

Страница 25: ...ibration is now complete Press Next to send this calibration to your Sniper ECU Press Next Step 11 The initialization Wizard is now complete Cycle the ignition power Congratulations your engine should...

Страница 26: ...erformance Products 1801 Russellville Road Bowling Green KY 42101 1 270 781 9741 1 866 464 6553 www Sniper com 2022 Sniper Performance Products Inc All rights reserved Tous Droits R serv s 199R12240 D...

Отзывы: