Inputs:

• 8 x Digital inputs
• 3 x Temperature inputs
• 8 x Analog inputs
• 2 x Trigger Inputs
• 2 x Knock Inputs

Outputs:

• 8 x Injection drives
• 8 x Ignition drivers
• 8 x Auxiliary outputs^
• +5V Sensor power supply
• +8V Sensor power supply
• ^unused fuel and ignition drives can be used as additional Aux outputs

Communications:

• 1 x CAN bus
• 1 x USB tuning connection
• Upgraded communications chip (at least 8 x faster than G4+ V2) 

Advanced features not found on the smaller Link ECUs (AtomX and MonsoonX):

• Built in trigger oscilloscope.
• Onboard Knock Control – support for two knock sensors wired directly to the ECU.  No external amplifier required.
• Boost control can be open or closed loop with up to three switchable tables.
• Idle valve solenoid or stepper motor control.
• Rotary oil metering pump control.
• Most Motorsport features including full gear shift control, antilag and launch control
• Up to 4 fully variable closed loop VVT cams. 

*Requires “A” & “B” looms or “A” & “B” connector kits.

Downloads

Download the StormX QuickStart Guide 

Download PC Link tuning software for G4X

Specifications

Engine Configurations

• 1-12 Cylinder Distributed
• 2-12 Cylinder Wasted Spark
• 1-8 Cylinder Direct Spark
• Odd Fire Engines
• 2-Stroke, 4 Stroke and Rotary Engines
• Configurable Firing Order
• Configurable TDC Points (for odd fire)

Inputs/Outputs

• 8 x High Current Injector Drives (suits high impedance injectors)
• 8 x Ignition Channels
• 8 x Auxiliary Outputs (All PWM capable). Aux5-8 can control Stepper Motors and drive High or Low
• 8 Digital Inputs (All capable of reading frequencies up to 10kHz)
• +5V Out
• +8V Out
• 3 Temperature Inputs (Configurable pull-ups on ANT1&2)
• 8 x 0-5V Analog Inputs
• 2 x Trigger Inputs (Reluctor, Optical or Hall Sensors)
• On Board Baro

Fueling adjustments

• Traditional, Modelled and Modelled Multi-Fuel Equations
• Single-Point Group, Multi-Point Group, Sequential, Semi-Sequential, Group Staged, Sequential Staged and Sequential/Multi Point Group Staged injection modes
• Asynchronous injection (can add more fuel after initial injection if conditions change)
• Quick tune (automated fuel tuning)
• Up to 440 Zone Fuel Table with configurable load and RPM centers. Configurable X and Y Axis Parameters
• Multiple Fuel Tables
• Up to 6D Fuel Mapping (3D Fuel Table + 3x3D Overlay trim tables)
• Injection Rate Control for Group Injection Modes
• Master Enrichment for Traditional Fuel tuning
• Pre-Crank Prime
• First Crank Prime
• Crank Enrichment
• Post Start Enrichment
• Warm Up Enrichment
• Acceleration Enrichment
• IAT Fuel Correction
• Injector Deadtime Compensation
• Injector Short Pulse Width Compensation
• Injector Timing Control with Beginning, Middle or End Injection Definable
• AFR Table Correction
• Dual Closed Loop Lambda
• Individual Cylinder Fuel Trims
• Overrun Fuel Cut
• Idle Load Trims
• Fuel Temperature Correction
• Barometric pressure compensation
• Injector test function

Ignition Adjustments

• Distributor, Twin Distributor, Wasted Spark, Direct Spark, Rotary leading Wasted and Rotary
• Leading Direct Ignition Modes
• Up to 440 Zone Ignition Table with configurable load and RPM centers. Configurable X and Y Axis Parameters
• Configurable Maximum Advance
• Configurable Spark Duration
• Configurable Spark Edge
• Dwell Time Table with configurable X and Y Axis Parameters
• Multiple Ignition Tables
• Up to 6D Ignition Mapping (3D Ignition Table + 3x3D Overlay Trim Tables)
• Individual Cylinder Ignition Trim
• IAT Trim
• Voltage Correction
• ECT Trim
• OEM Compatibility
• CDI Compatibility
• Transient ignition retard
• Adjustable ignition delay compensation
• Ignition test function
• Idle ignition control

Limits

• Engine Temperature Dependent Progressive Limiting
• Dual Vehicle Speed Limits
• System Voltage Limit
• User Configurable RPM Limits based on external input
• MAP Limit with dual tables
• Optional hard cut
• Progressive cut control
• Selectable fuel or ignition limiting
• Ignition trim and configurable trim decay
• Adjustable control range
• Selectable cut effect (adaptive or constant)

Auxiliary Output Options

• Each Output independently configurable
• Unused ignition and Fuel outputs available as auxiliary outputs
• General Purpose Outputs
• General Purpose PWM Outputs
• Fuel Pump Control
• Fuel Pump Speed Control
• Engine Fan Control
• Air Con Clutch Control
• Air Con Fan Control
• Intercooler Spray Control
• Tacho Control
• Speedo Control
• Check Engine Light
• Purge Solenoid
• Oxygen Sensor Heater
• Switched Cam Solenoid Control
• ECU Hold Power Control
• Shift Light Control
• Starter Control
• VVT Cam Solenoid
• Boost Control Solenoid
• Test functions for each output
• Closed loop Stepper Control & Rotary Oil Pump Control
• Idle Speed Solenoid
• Idle Speed Stepper
• Internal E-Throttle Controller
• External E-Throttle

Digital Inputs

• Each channel independently configurable with pull-up resistors and active state control
• All digital inputs capable of reading frequencies of up to 10kHz
• Duty Cycle measuring on all digital inputs
• Turbo speed
• Ethanol Sensor Control
• Wheel Speed Detection on all digital inputs with additional general-purpose speed inputs
• Anti-Theft control through digital inputs, over CAN or both
• General Purpose switches, speeds, rpms and frequencies
• large variety of input types

Analog Inputs

• Each input independently configurable with preset or custom calibrations and configurable fault conditions
• Built in Barometric Pressure Sensor
• Large variety of Analog input functions
• General Purpose Temperatures, Pressures, Rotary Switches and more
• Analog Inputs can also be used as Digital Inputs
• Large number of built in calibrations
• Ten Calibration Tables and 3 Linear Calibrations for when a custom calibration is required

Triggering

• Digital Trigger Decoding
• Reluctor, Optical Proximity or Hall Sensors
• Programmable filtering and arming thresholds
• Configurable trigger patterns or preset triggering options
• Supports nearly all OEM trigger patterns and custom trigger arrangements

Programmable Math Processing

• Eight individually controllable math channels with up to four parameters in each
• Math channels can be used as table axis’s and as digital or analog inputs

Motor-Sport Features

• Anti Lag
• Launch control
• Gear Shift Control (Digital Inputs, Gear Lever Force or Gear Barrel Position)

Anti-Lag System

• Dual 3D Fuel enrichment, Ignition cut and Ignition retard Tables
• Optional Cyclic idle (normal and cool-down)
• Optional 3D Idle controller Override Tables (one for Antilag and one for Cyclic Idle)
• Lockout conditions based on engine speed and throttle position with hysteresis

Launch Control

• Single RPM, 3D RPM Table or Latched (RPM when button pressed) Launch modes
• Progressive cut control
• Selectable fuel or ignition limiting
• Selectable cut effect (adaptive or constant)
• Adjustable control range
• Vehicle speed controlled
• Ignition Trim with optional 3D table and relative or absolute ignition angle options
• Optional 3D Fuel Trim table

Gear Shift Control

• Digital input (clutch switch), gear lever force (sequential gearbox), gear lever force (H pattern gearbox), and gear barrel position sensor input options
• Timed or controlled modes
• Adjustable progressive cut levels
• Power re-introduction control
• Ignition retard control
• Fuel enrichment control
• Cut duration based on gear

Idle Control

• Solenoid, Stepper or E-Throttle Control
• Open or Closed loop actuator control and Closed loop Ignition control available
• Large variety of position offsets for open loop and additional target offsets for closed loop actuator control
• Specific start-up offsets and hold times
• Dashpot functionality to smooth re-entry into idle and prevent undershoot

Electronic Throttle Control

• Supports external controllers
• Multiple 3D target tables

Boost Control

• Open or Closed Loop Boost Control
• Multiple Target and Base Position Tables
• Multiple Trim tables
• Boost by Gear control

Knock Control

• 2 Built in Knock inputs
• Fuel Enrichment and Ignition Retard functionality
• Adjustable frequency filter
• Adjustable gain (per cylinder)
• Individual cylinder detection
• Individual cylinder ignition retard and fuel enrich
• Adjustable detection angle (start/end)
• Noise threshold table (3D)
• Adjustable ignition retard and fuel enrich sensitivity
• Configurable ignition reintroduction and fuel enrich decay

Variable Valve Timing Control

• Up to 4 cams independent control
• Supports many OEM applications
• Closed loop control
• Multiple 3D Cam angle target tables
• Optional advanced PID control settings for advanced tuners
• Automatic function for calibrating cam angles

Chassis and Body

• AC Control - Basic and Advanced modes available
• AntiTheft - Via Digital Input, CAN or both
• Gear Detection - CAN, RPM/Speed or Analog Position Sensor
• Individual wheel speed sources with the ability to specify Driving and Non-Driving wheel speed sources
• Starter control - Multiple options available from very basic to Touch to start.

Logging

• 512 Megabytes of Datalogging
• Up to 250 ECU Logging channels
• Up to 1kHz per channel with a maximum total sample rate of 100kSamples/s when using ECU Logging
• Unlimited channels when using PCLink logging

Communications

• Tuning Port USB on board
• One CAN bus
• Custom CAN configuration allowing tuners and end users to add support for new CAN devices

Processing

• 150 MHz Specialised Engine Management Microprocessor
• Ignition control to 0.1 degree, fuel to 0.01 ms
• 32 Bit Floating Point Calculation
• 12 Bit ADC Resolution
• 20000+ RPM
• 4Gb Non Volatile Flash

Environment

• Internal Temperature Range -10 - 85oC
• Ambient Temperature Range -30 - 90oC
• Voltage 8 - 22V
• Operating Current 200mA
• Electrical protection on all inputs and outputs
• Onboard Barometric Pressure Sensor

Packaging Contents

• G4X StormX ECU
• Wiring and Installation Instructions
• 2 large Link Stickers
• 2 small Link Stickers

Manufacturing Standard – ISO 13485