EFI Advanced

EFI Advanced

EFI Advanced training course is your next step in your EFI eduction. We revisit some topics from EFI Basics course in further depth and introduce a whole slew of new concepts and tuning techniques. The EFI Advanced series is designed with each video having very specific and focused content so that you can refer back to these videos if you get stuck at any time during the system specific training courses.

EFI Advanced
  • EFI Advanced Part 1: Volumetric Efficiency

    EFI Advanced Part 1 looks at the volumetric efficiency concept within the internal combustion engine.

  • EFI Advanced Part 2: Airmass

    EFI Advanced Part 2 takes a look at the concept of airmass and how it's used by the ECU for calculations.

  • EFI Advanced Part 3: BSAC, BSFC and Fuel Flow Rate

    EFI Advanced Part 3 takes a look at the concept of brake specific air consumption, brake specific fuel consumption, and fuel flow rate.

  • EFI Advanced Part 4: How to size fuel injectors & fuel pump

    EFI Advanced Part 4 takes a look at properly sizing fuel injectors based on a safety margin, as well as sizing fuel pump based on flow rate and application.

  • EFI Advanced Part 5: Fuel Injection Timing

    EFI Advanced Part 5 takes a look at fuel injection timing in an EFI system.

  • EFI Advanced Part 6: Fuel Injector Characterization

    EFI Advanced Part 6 takes a further look at fuel injector characterization, linear & non-linear fuel injector operation zones, and how we can use fuel injector characterization to represent the non-linear operation zone.

  • EFI Advanced Part 7: Fuel Calculation Strategies

    EFI Advanced Part 7 takes a look at the different fuel calculation strategies you'll find in OEM and standalone systems.

  • EFI Advanced Part 8: Alpha-N & Boost Compensation

    EFI Advanced Part 8 takes a look at alternative load inputs to both main fuel and spark tables, as well as the boost compensation modifier table to the main fuel table.

  • EFI Advanced Part 9: Ignition Coil Dwell & Coil Trigger Edges

    EFI Advanced Part 9 takes a look at ignition coil dwell, how to calculate ignition coil dwell when having a coil data sheet, and the different trigger edges associated with ignition coils and why they are important to program properly.

  • EFI Advanced Part 10: Variable Cam Control & Exhaust Scavenging

    EFI Advanced Part 10 takes a look at the exhaust scavenging effect, variable valve timing, and how the scavenging effect plays a role in tuning variable cam timing.

  • EFI Advanced Part 11: Open vs Closed Loop Control

    EFI Advanced Part 11 takes a look at open and closed loop style control in EFI Tuning. We dive into four examples that help understand the differences between each concept and why we choose one method of control over the other.

  • EFI Advanced Part 12: PID Closed Loop Control

    EFI Advanced Part 12 takes a look at closed loop PID style control in our EFI systems. We explore each term in the PID control individually and put them together to get the big picture in closed loop control from our ECU. Finally, we look at a real world example to see how PID control is implem...

  • EFI Advanced Part 13: OEM Ecus vs Standalone ECUs

    EFI Advanced Part 13 demonstrates the essential information we need to know and program into OEM ecus, plug-and-play standalone systems and universal wire-in standalone systems.

  • EFI Advanced Part 14: Configuring Main Fuel & Ignition Tables

    EFI Advanced Part 14 gets started learning how to configure a main fuel and ignition table in a VE & time-based fuel strategies, as well as syncing the ignition timing before starting the engine.

  • EFI Advanced Part 15: Cranking, Post-Start & Warm-Up Fuel

    EFI Advanced Part 15 gets started teaching how to set up the desired idle target tables, starting fuel table, post-start and warm-up enrichment tables in an OEM & Standalone ECU.

  • EFI Advanced Part 16: Open vs Closed Loop Tuning Techniques

    EFI Advanced Part 16 looks at both the open and closed loop tuning techniques we have available to us for dialing in our main fuel table. Live, on-screen examples illustrate how the process is done so you can follow along.

  • EFI Advanced Part 17: How To Tune Ignition Timing NA Engine

    EFI Advanced Part 17 walks you through how to tune your ignition timing at idle, partial throttle and WOT throttle conditions on a naturally aspirated engine with live on screen examples.

  • EFI Advanced Part 18: How To Tune Forced Induction Ignition Timing

    EFI Advanced Part 18 walks you through how to properly configure and calibration your main spark table in a forced induction application. We use two real world examples from a turbocharged and supercharged engine to illustrate the main differences between the calibration strategy for each.

  • EFI Advanced Part 19: Reading Spark Plugs

    EFI Advanced Part 19 walks you through everything you need to know about how to read your spark plugs to detect knock or pre-ignition, as well as other conditions such as improper heat range.

  • EFI Advanced Part 20: Knock Control Tuning

    EFI Advanced Part 20 walks you through using knock sensors in our spark tuning process. We look at resonant and flat response knock sensors, and study real world examples of each so we know what to expect during tuning.

  • EFI Advanced Part 21: How To Tune Variable Valve Lift Engine

    EFI Advanced Part 21 jumps into working with variable valve lift equipped engines and how to properly tune them. We look at both mechanical and virtual side of control, along with tips & tricks for tuning.

  • EFI Advanced Part 22: How To Tune Variable Cam Control

    EFI Advanced Part 22 jumps into working with variable cam equipped engines and how to properly tune them. We look at the virtual side of control, along with tips & tricks for tuning.

  • EFI Advanced Part 23: How Flex Fuel Tuning Works

    EFI Advanced Part 23 jumps into working with flex fuel tuning. Starting with how the flex fuel sensor works & operates in the fuel system, to implementing the virtual programming side of flex fuel tuning in standalone & OEM ECUs we cover everything you need to know!

  • EFI Advanced Part 24: Fail-Safe Protection

    EFI Advanced Part 24 looks at implementing fail-safe strategies in our calibration file before our tuning process begins so we can focus on tuning, and not worrying about potential things to go wrong.

  • EFI Advanced Part 25: Staged Fuel Injection

    EFI Advanced Part 25 looks at staged fuel injection and hows its implemented in the virtual side of programming.

  • EFI Advanced Part 26: Traction Control

    EFI Advanced Part 26 looks at the different forms of traction control available and how we can program them in various engine management systems.

  • EFI Advanced Part 27: Wastegates & Boost Control

    EFI Advanced Part 27 looks at how a wastegate functions in a turbocharged system, as well as how we can control them with a boost solenoid to achieve the boost we desire. We also take a look at why programming the correct frequency is needed on a boost solenoid, and how we can utilize boost cont...

  • EFI Advanced Part 28: Datalogging

    EFI Advanced Part 28 discusses the most items to data log while tuning fuel, ignition timing, idle and boost control.

  • EFI Advanced Part 29: Large Injector Tuning Tricks

    EFI Advanced Part 29 takes a look at the specific techniques in order to get large injectors to perform well at idle and light throttle driving.

  • EFI Advanced Part 30: Bad Injector Data

    EFI Advanced Part 30 walks you through how to handle situations where you don't have any injector characterization data, or have bad dead time values in either a volumetric efficiency or time-based fuel strategies.

  • EFI Advanced Part 31: Operating Dynapack Dyno

    EFI Advanced Part 31 takes a look at how to properly operate a Dynapack chassis dyno. We utilize a vehicle and engine management system to illustrate how to control the engine to map out fuel/spark and other tables.

  • EFI Advanced Part 32: Virtual Dyno Software

    EFI Advanced Part 32 takes a look at how to use the Virtual Dyno software program. We explore the software navigation, how to open up a data log into the software for graphing purposes, how to determine if the data is correct to get accurate power/torque readings, and how we can utilize the soft...

  • EFI Advanced Part 33: MAF Tuning

    EFI Advanced Part 33 takes a look at how tune fuel delivery with a MAF sensor. We explore the core concepts in MAF tuning such as MAF rescaling, fuel trim tuning, and WOT tuning. Other topics covered are common issues when tuning with a MAF sensor.

  • EFI Advanced Part 34: MBT Part Throttle Tuning

    EFI Advanced Part 34 takes a look at how tune optimize your spark timing in partial throttle areas of operation. We look at two different techniques to determine MBT spark timing without using a chassis dyno to measure torque/power.

  • EFI Advanced Part 35: Closed loop o2 control & Deceleration Fuel Cut

    EFI Advanced Part 35 takes a look at how to utilize the deceleration fuel cut and closed loop o2 correction together properly. We explore two different techniques to use in your tuning practices to achieve the same results.

  • EFI Advanced Part 36: Mainline Dyno Basics

    EFI Advanced Part 36: Mainline Dyno Basics walks you through the basics to get up and running quickly with a Mainline chassis dyno.