UAFC User Manual
Contents
1. File Fuel RT 33400 Device Info IN Hardware ID Harware Version Firmware Yersion Communications ComPort fi l UAFC has enough non volatile EEPROM memory for saving up to 27 minutes of datalogging By accessing the EEPROM menu item you can down datalogs stored in UAFC EEPROM to disk in CSV format This data can be easily imported into Microsoft Excel the data field separator is un a comma 6 Warranty 14Point7 warrants this product to be free from defects for 1 year 7 Disclaimer 14Point7 is liable for damages only up to the purchase price of it s products 14Point7 products should not be used on public roads UAFC User Manual Release Date Nov 15 20122. a Memory Bank Selection Quickly pressing the faceplate button will select one of the 3 memory banks each memory bank contains a 256 point Fuel Correction Table When memory bank 0 is selected LEDO will be light When memory bank 1 is selected LED1 will be light When memory bank 2 is selected LED2 will be light You can change memory bank selections while your vehicle is in motion Datalogging to Internal Memory Holding the faceplate button for 2 or more seconds will trigger datalogging to internal memory while UAFC is datalogging to internal memory LED3 will be light There is enough memory onboard UAFC to log roughly 27 minutes of data 10 samples per second once the memory is full datalogging to internal memory will stop and LED3 will turn off While UAFC is datalogging to internal memory hold the button again for 2 or more seconds and datalogging to internal memory will stop and LED 3 will turn off External Trigger Pin 8 is the External Trigger pin see section 1 2 when the External Trigger pin is greater than 5 v UAFC will select memory bank 2 when voltage is less than 5 v UAFC will resume normal operations The maximum voltage that can be applied to the External Trigger pin is 20 v This feature is intended to support nitrous applications the External Trigger pin is connected to a 12 v solenoid switch when the solenoid is powered UAFC will select memory bank 2 once the solenoid is switched off UAFC will restore the p
3. MAP MAF voltage or a 75 reduction of the Actual MAP MAF signal 100 would mean no scaling 150 would mean that the ECU will see 150 of the MAP MAF voltage or 1 5 times the MAP MAF voltage The maximum voltage of the MAP MAF output is 5 v If for instance the MAP MAF input voltage is 4 v and the fuel correction scaling is 200 the MAP MAF voltage will not be 8 v it will be 5 v Right clicking with your mouse over the yellow area will bring up the copy set and paste menu for easy data editing Before you download a new Fuel Correction Table to the unit make sure the Memory Bank Selection is correct Bottom middle of the screen UAFC has room for 3 sets of Fuel Correction Tables Banko Bank1 Bank2 You do not have to cycle power to UAFC for newly downloaded Fuel Correction Tables to take effect they take effect immediately Keyboard Shortcuts ctri q increase value by 1 ctri a decrease value by 1 ctril d download ctrl s start stop datalogging UAFC User Manual Release Date Nov 15 2012 POINT CUTTING EDGE IN MOTION 4 6 Real Time Display and Datalogging UAFC Edit 1 00 E BX File Fuel 49 EEPROM Device MPEG Display Dataloggna Hardware ID Harware Version Firmware Version Communications ComPort H w w Real Time BR Save Data Capture_Data MAP MAF In v 13 059 RPM Scale 00 Bank MAP MAF Out v 3 059 Col Index LB Col Index UB Row Index Row Index I
4. POINT CUTTING EDGE IN MOTION POINT CUTTING EDGE IN MOTION UAFC User Manual UAFC User Manual Release Date Nov 15 2012 POINT CUTTING EDGE IN MOTION Important UAFC is compatible with 0 5 v MAP MAF sensors which output an analog voltage proportional to Manifold pressure or intake airflow Frequency based sensors such as Karman Vortex airflow sensors are not supported During installation do not insert the screw terminal block into UAFC once your wiring is complete then insert the screw terminal block into UAFC Automotive upholstery is a fantastic static electricity generator inserting the screw terminal block to UAFC only after wiring is complete will greatly reduce the chance of damage to the unit by static electricity On some computers the device driver will only be valid for the USB port that was used for initial driver installation Plugging UAFC into a different USB port will prompt your Operating System to ask for a device driver again you may install the driver again which will make the current USB port valid for UAFC it will not invalidate the driver install for any prior USB ports Do not attach USB connection between UAFC and your PC while your vehicle is in motion Attach USB before your vehicle is in motion Settings in the Fuel Globals screen are applied to all 3 memory banks After downloading new Global settings to UAFC you must cycle power to UAFC for the settings to take place The maximum voltage of th
5. e MAP MAF output is 5 v if for instance the MAP MAF input voltage is 4 v and the fuel correction scaling is 200 the MAP MAF voltage will not be 8 v it will be 5 v 1 UAFC installation 1 1 UAFC Package Contents 1x UAFC unit with pluggable screw terminal attached 1x USB cable 1x Fuse holder 2x 250ma fuse 1 2 Fuses A fuse holder and 2x 250ma fuses are provided You only need a single 250ma fuse the extra is for replacement if required The fuse holder come with a single continuous wire connecting both ends of the fuse holder cut the wire at the midpoint cut The fuse holders open easily by twisting and pulling observe that locking mechanism on the fuse holder is open before attempting to pull Insert a 250mA fuse into the fuse holder System Power Connects to switched 12 v through the 250ma fuse fuse holder see section 1 3 UAFC User Manual Release Date Nov 15 2012 4 Xe e CUTTING EDGE IN MOTION 1 3 Wiring Connection Table UAFC Pin Name Conmectsto Note S SystemGround Ground S G O RPMin Tachometer low side of ignition coil S ee next section for details M R A 0 nalog Input 2 O S vjsensor o External Trigger PO gt 5v Fuel Bank 2 selected lt 5v normal operation UAFC User Manual Release Date Nov 15 2012 3 POINT CUTTING EDGE IN MOTION Factory Setup MAP MAF Sensor MAP MAF Input Wire is shown in different colors for illustration purpose
6. e screen this will overwrite current values displayed on screen Validate This will compare the settings stored on UAFC with the contents on screen This will not overwrite any values currently displayed on screen UAFC User Manual Release Date Nov 15 2012 POINT CUTTING EDGE IN MOTION 4 3 Com Status w Com Status Operation Type Read Complete Start Address 128 End Address 384 Current Address 368 Success Error Current Address Success Retries for Current Address 0 Total Retries 0 A Com Status screen will appear during Download Read Validate and EEPROM download operations This screen is for information only you can close the Com Status screen at any time you please UAFC User Manual Release Date Nov 15 2012 POINT CUTTING EDGE IN MOTION 4 4 Fuel gt Globals UAFC Edit 1 00 E BR File Sa RT EEPROM Bank rT Harware Version Firmware Version Communications ComPort Fuel Globals Download Read Validate Kaena viene fee lt No Edit gt x Hi ap fie RPM Pickup Config Ignition Type Coil on Plug I Average 2 samples Lea a A Program Counter m EEPROM Datalog Counter Button Threshold Er Settings in the Fuel Globals screen are applied to all 3 memory banks After downloading new Global settings to UAFC you must cycle power to UAFC for the settings to take place MAP MAF Voltage Axis X Axis This holds your X axis entries the val
7. e the driver is correctly installed and UAFC is connected to the USB port of your PC Your Operating System will assign a Communications Port Number ComPort to the device You will need to know the ComPort the Operating System has assigned to UAFC when using the UAFC Edit software In Windows XP you can check in Device Manager to find the correct ComPort Device Manager File Action View Help s e Ag E Acronis Devices w Batteries ig Computer amp Disk drives 2 Display adapters lt DVD CD ROM drives 4 IDE ATA ATAPI controllers 33 Imaging devices amp p Keyboards Mice and other pointing devices Monitors E Network adapters Ports COM amp LPT a UAFC CoM3 MB Processors amp SCSI and RAID controllers Sound video and game controllers lt ge Storage volumes System devices Universal Serial Bus controllers F In the above example the correct ComPort is COM3 On some computers the device driver will only be valid for the USB port that was used for initial driver installation Plugging UAFC into a different USB port will prompt your Operating System to ask for a device driver again you may install the driver again which will make the current USB port valid for UAFC it will not invalidate the driver install for any prior USB ports UAFC User Manual Release Date Nov 15 2012 SROINT CUTTING EDGE IN MOTION 3 UAFC Hardware Usage LEDZ Lepi ILERO
8. id range is any decimal 0 5 inclusive The First and the last entries are non editable RPM Axis Y Axis This holds your Y Axis entries the valid range is any integer 0 15300 inclusive The First and the last entries are non editable Entries should be a multiple of 60 If your entry is not a multiple of 60 during download to UAFC the data will be rounded to the nearest multiple of 60 RPM Pickup Config This allows you to configure UAFC for your specific ignition type The Average 2 samples is meant for cylinders which fire at 2 different angles UAFC User Manual Release Date Nov 15 2012 POINT CUTTING EDGE IN MOTION 4 5 Fuel gt Bank UAFC Edit 1 00 EBX File STS RT EEPROM Globals j EEE Harware Version Firmware Version G Communications ComPort 1 l Fuel Bank Download Read Yalidate 0 15300 RPM Memory Bank Selection p w inte g er 0 255 This screen allows you to edit the your 256 point Fuel Correction Table yellow area The blue area is the MAP MAF Axis X Axis you can not directly edit it in this screen it must be edited in the Globals screen The grey area is the RPM Axis Y Axis you can not directly edit it in this screen it must be edited in the Globals screen A valid entry into the fuel correction table is any integer between 0 to 255 inclusive These values represent a scaling of the MAP MAF voltage A 25 would mean that the ECU will see 25 of the actual
9. nput 1 v Input 2 v RTD OTO 0 Rows Cap MAP MAF In v MAP MAF voltage from MAP MAF sensor RPM RPM Scale Amount of MAP MAF voltage scaling from Fuel Correction Table Bank Which memory bank is currently selected 0 1 2 MAP MAF Out V Scaled MAP MAF voltage to ECU Col Index LB The lower Bound column Index of the Fuel Correction Table Cell Col Index UB The upper Bound column Index of the Fuel Correction Table Cell Row Index LB The lower Bound row Index of the Fuel Correction Table Cell Row Index UB The upper Bound row Index of the Fuel Correction Table Cell Input 1 v Analog input 1 Input2 v Analog input 2 TO bottom middle shows the number of communication timeouts Rows Cap bottom right shows the number of data rows captured to memory which can be saved to disk Capture Data This will capture the data displayed on screen to memory only data that has been captured can be saved to disk Save Data This will save the data captured in memory to disk in CSV format This data can be easily imported into Microsoft Excel the data field separator is a comma If the Fuel Bank form is open while datalogging is active the current RPM row heading and current MAP voltage column heading will be highlighted in pink UAFC User Manual Release Date Nov 15 2012 POINT CUTTING EDGE IN MOTION 4 7 Downloading Datalogs from UAFC Internal Memory UAFC Edit 1 00 E BX
10. revious bank selection For nitrous applications memory bank O and 1 are meant for normal vehicle operations and memory bank 2 should be reserved only for when the nitrous is active UAFC User Manual Release Date Nov 15 2012 6 POINT CUTTING EDGE IN MOTION 4 UAFC Edit 4 1 Establishing Communications UAFC Edit 1 00 EER File Fuel RT EEPROM Device Info Hardware ID T Harware Version co Firmware Version T Communications ComPort 3 Select the correct ComPort see section 2 1 and hit the Get Device info UAFC Edit will query UAFC and fetch hardware and firmware IDs It is a good idea to hit the Get device info to test the communications link before attempting to download settings to UAFC 4 2 Download Read Validate m Fuel Globals Fuel Bank d Download Read Validate C Download Read Validate Table Dimensions xfs Y fic RPM Pickup Config Ignition Type Coil on Plug x Asis 0 10 volt Y Axis RPM Program Counter EEPROM Datalog Counter Button Threshold poe 0 15300 RPM Memory Bank Selection lo inte ger 0 255 Globals and Bank forms have Download Read and Validate menu items Download This will download the current settings on screen to UAFC After download UAFC Edit will automatically validate the data by reading the data back from UAFC and comparing it with what is on the screen Read This will read the settings stored on UAFC to th
11. s only UAFC Setup MAP MAF Sensor MAP MAF Input 1 4 Testing your installation UAFC ships with all Fuel Correction Tables entries set at 100 MAP MAF Output voltage MAP MAF Input voltage this will make UAFC transparent and allow you vehicle to perform exactly as if UAFC was not installed Ensure your vehicle is performing the same as prior to UAFC installation before proceeding If your vehicle is not performing the same as prior to UAFC installation UAFC is either incompatible with your MAP MAF sensor or UAFC was incorrectly installed UAFC User Manual Release Date Nov 15 2012 POINT CUTTING EDGE IN MOTION 2 Software Installation The software can be found on the included installation CD The filename is UAFC_x_xx exe The software is compatible with windows XP Vista 7 only For the most upto date software and documentation please visit http www 14point7 com Support php Double click UAFC_x_xx exe to start the installation process 2 1 USB Driver Installation USB Driver Installation Power on UAFC connect UAFC to your PC s USB port using the supplied USB cable Windows will notify you that it has detected a new device and ask you for the location of the driver If you used the default installation directory for software installation the driver is located in C Program Files UAFC Driver The driver is also located in the UAFC Driver directory of the installation CD ComPort Onc
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