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£1,425.60 inc. VAT

The Link G4+ Storm

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The G4+ Storm ECU offers the latest in high end aftermarket engine management. You will be stunned by the G4+’s performance, features and reliability.

Designed and built to be the best, the Storm delivers the results, with more functions than normally demanded by both tuner and driver:

Eight saturated injection drives, eight ignition outputs, eight analog volt inputs, eight digital inputs, eight auxiliary outputs*
Three temperature inputs
Two, thirty four pin, waterproof connector
Dual on board knock control
CAN / RS232 port

Software – PCLink
Fast tuning with keyboard driven commands
Six hundred pages of help on “right-click”
Powerful logging analysis built into PCLink
Tabbed, user configurable layout

* Unused injection and ignition drives can be used as auxiliary outputs.


Oddfire cylinder support
Adjustable zone centers on all 3D tables
Custom top dead centers (odd fire)
Adjustable baud rate
Adjustable firing order
Various datastream outputs

Reluctor, optical, proximity or hall effect sensors
Programmable filters
Programmable arming thresholds
Configurable trigger patterns
Preset trigger patterns
Supports many OEM applications
Supports cam position on sync signal

Launch Control
Progressive cut control
Selectable fuel or ignition limiting
Selectable cut effect (adaptive or constant)
Adjustable control range
Vehicle speed controlled
Clutch switch controlled
Launch fuel trim (3D)
Launch ignition trim (3D)

Power Supplies
5V output
Adjustable control range
8V output

Calculated Inputs
Gear position
Adjustable control range
Adjustable control range
Wheel slip
Adjustable control range
Adjustable control range
ECU Statistics

ECU Logging
Various activation methods
Adjustable logging rate
4Mbit Onboard Logging
Log analysis with PCLink

8 Injector drives
Sequential injection Mode
Grouped injection mode
Staged injection mode
Single point injection mode
5A maximum saturated current
5A auxiliary current
Quick tune (automated fuel tuning)
Multiple fuel equations
Barometric pressure compensation
Multiple switched fuel tables
Multiple overlayed fuel tables
AFR target table
Individual cylinder fuel trims (3D)
Pre-crank prime (2D)
Crank enrichment (2D)
Post start enrichment (2D)
Warm up enrichment (3D)
Acceleration enrichment (3D)
Air temperature correction (3D)
Injector deadtime voltage correction (3D)
Overrun fuel cut (2D)
Fuel temperature correction
Idle load trims
Master fuel adjustment
Injector test function
Injection angle adjustment (3D)
Narrowband closed loop lambda
Wideband closed loop lambda

Auxillary Outputs
8 Auxiliary Outputs
8 Lowside outputs
4 Highside outputs
2.2 Normal lowside current limit (A)
5 Normal highside current limit (A)
Unused fuel drives can be used as outputs
Unused ignition drives can be used as outputs
Test mode (PWM or ON/OFF)
Idle speed control solenoid
Boost control solenoid
General purpose PWM (3D)
General purpose switched (conditional)
Fuel pump
Fuel pump speed
Engine fan
Air-con fan
Air-con clutch
Intercooler water spray
Check engine light
Purge solenoid
VVT solenoid
Hold power relay
Speedo signal
E-throttle relay
Oxy heater
Cam solenoid (lift or angle adjust)
Inlet runner control solenoid
Tumble generation valve
Virtual auxiliary channels x3
Stepper motor control (4 wire / bi-polar)
Stepper Motor Control (6 Wire / Unipolar)

Analog Inputs
3 temperature inputs
Engine coolant temperature
Inlet air temperature
Fuel temperature
Engine oil temperature
Gearbox oil temperature
Diff oil temperature
Mass air flow sensor air temperature
General purpose temperature
8 voltage inputs
Throttle position sensor
Foot position sensor
Wideband lamba signal
General purpose voltage
General purpose input
Oil pressure
Fuel pressure
General purpose pressure
Exhaust gas temperature (from external controller)
Narrow band 02 sensor
Rotary oil metering pump position
Tumble generation valve position
Stepper motor position
Crankcase pressure
Damper position
Configurable calibration tables
Configurable fault settings
Voltage channels can measure temperature with external resistor
Internal barometric pressure sensor
ECU temperature

8 Ignition drives
8 Direct spark ignition mode
8 Wasted spark ignition mode
12 Distributed ignition mode
12 Twin distributed ignition mode
2 Rotary wasted leading spark, direct trailing spark
2 Rotary direct leading spark, direct trailing spark
7V squarewave drive signal
2.2A auxiliary current
Adjustable dwell mode
Dwell control (3D)
Engine temperature trim (3D)
Inlet air temperature trim (3D)
Multiple switched ignition tables
Multiple overlayed ignition tables
Individual cylinder ignition trims (3D)
Transient ignition retard

RPM limit (engine temperature controlled)
MAP limit (engine temperature controlled)
Speed limit (set or switchable)
Dual general purpose limits (e.g. oil pressure)
Overvoltage limit
Optional hard cut
Progressive cut control
Selectable fuel or ignition limiting
Ignition trim
Adjustable control range
Selectable cut effect (adaptive or constant)

Idle Speed Control
Closed loop and open loop modes
Stepper motor control (4 wire / bi-polar)
Stepper Motor Control (6 Wire / Unipolar)
Solenoid control
External electronic throttle control
Idle up tables

Digital Inputs
8 inputs (total)
General purpose switch
4 General purpose frequency
1.6V rising trigger
1.0V falling trigger
Vehicle speed
Air-con request
Intercooler water spray request
Anti-theft request
Power steering pressure switch
Neutral switch
Throttle closed switch
Speed limit request
VVT cam position
Gear shift cut request
Start position switch
Clutch switch
Brake switch
Turbo RPM
Digital mass airflow sensor
Various wheel and shaft speeds
Seimens E85 sensor

Anti-lag System
Various activation modes
Fuel enrichment (3D)
Ignition cut (3D)
Ignition retard (3D)
Cyclic idle (normal and cool-down)
Dual enrichment, cut and retard tables
Idle speed solenoid overide
Safety timeout

Gear Cut Control
Timed or controlled modes
Adjustable progressive cut levels
Power re-introduction control
Ignition retard control
Fuel enrichment control
Cut duration based on gear

Boost Control
Open and Closed loop control
Multiple tables (3D)
Engine temperature trim
Inlet air temperature trim
Gear based trim
External adjustment (high/low switch)

Knock Control
2 internal Knock inputs
Adjustable frequency
Adjustable gain (per cylinder)
Individual cylinder detection
Individual cylinder ignition retard
Adjustable detection angle (start/end)
Noise threshold table (3D)
Adjustable ignition retard sensitivity
Configurable ignition reintroduction

Variable Valve Timing Control
Up to 4 cams independent control
Supports many OEM applications
Closed loop control
Cam angle target tables (3D)
Optional cam centerline display

Tuning Software
Configurable panels
Surface plotting
Password protection
Error logging
Multiple gauges
Keyboard support
Time plot
XY plot
Multiple pages
Parameter search function
Context sensitive help browser
Firmware updater
Fault code display
PC logging
Runtime values dialog
Full wiring manual
Full tuning manual
Full software operation manual

Comprehensive testing
ISO 13485
Made in New Zealand

Operation (was Environment)
Operating temperature range -10 to 85 deg C
Ambient temperature range -30 to 90 deg C
Input Voltage 8 to 22V
Power Consumption 150mA
Electrical Protection on inputs and outputs
Mil Spec acrylic coating on PCB and components
40 MHz dedicated automotive engine management microprocessor

Engine Configurations
2-12 Cylinder Distributed
2-8 Cylinder Wasted Spark
2-4 Cylinder Direct Spark
Rotor Engines
Odd Fire Engines
2-Stroke Engines
Configurable Firing Order
Configurable TDC Points (for odd fire)

Fueling Adjustments
Up to 440 Zone Fuel Table with configurable load and RPM centres. Configurable X and Y Axis Parameters
Multiple Fuel Tables
Up to 6D Fuel Mapping
Injection Rate
Master Enrichment
Pre Crank Prime
Crank Enrichment
Post Start Enrichment
Warm Up Enrichment
Acceleration Enrichment
IAT Fuel Correction
Injector Deadtime Compensation
Overrun Fuel Cut
Idle Load Trims
Fuel Temperature Correction

Ignition Adjustments
Up to 440 Zone Ignition Table with configurable load and RPM centres. Configurable X and Y Axis Parameters
Closed Loop Knock Control
Crank Dwell Extension
Maximum Advance
AFR / Lambda Table Correction
Spark Duration
Definable Dwell Time Table. Configurable X and Y Axis Parameters
Individual Cylinder Trim
Individual Cylinder Tables
Multiple Ignition Tables
Up to 6D Ignition Mapping
Individual Cylinder Ignition Trim
IAT Trim
Voltage Correction
ECT Trim
OEM Compatibility
CDI Compatibility

Engine Temperature Dependent Soft and Hard RPM Limit
Engine Temperature Dependent Soft and Hard MAP Limit
Vehicle Speed Limit
System Voltage Limit
Two user configurable General Gurpose RPM Limits

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

MotorSport Features
Launch Control
Gear Cut Control
Statistics Logging

Auxiliary Output Options
Each Output independently configurable
Unused ignition and injection outputs available as auxiliary outputs
General Purpose Output
General Purpose PWM
Continuously Variable Valve Timing Control
Closed Loop Idle Speed Control (Solenoid or Stepper (4 & 6 Terminal))
Fuel Pump
Fuel Pump Speed Control
Engine Fan
Air Con Clutch
Air Con Fan
Intercooler Spray
Check Engine Light
Purge Solenoid
Oxygen Sensor Heater
Switched Cam Solenoid

Analog Inputs
Each channel independently configurable with preset or custom calibrations
Wideband O2 (from external controller)
Boost Adjust Signal
Configurable Fault Detection Settings
Voltage (0-5V)
Exhaust Gas Temperature (from external controller)
Throttle Position
Pressure (general purpose, fuel, oil)
Air Flow Meter
Temperature (coolant, IAT, general purpose)
Throttle Position
Narrow Band O2

Tuning Port USB on board
Serial RS232
One CAN bus

Inputs / Outputs
8 High Current Injector Drives
8 Ignition Channels
8 Auxiliary Outputs
8 Digital Inputs
+5V Out
+8V Out
3 Temperature Inputs
3/4 0-5V Analog Inputs
2 Trigger Inputs (Reluctor, Optical or Hall Sensors)
On Board Baro Correction (Real Time)

Boost Control
Engine Temp Correction
IAT Correction
Multiple Boost Tables
External Adjustment

Variable Valve Timing
Up to 4 channel independent
Precision Closed Loop Control
3D Tables with configurable X and Y axis controls
Preset or Custom Configuration
38 Supported Engines – More modes added often. See list of supported engines in PCLink

40 MHz Specialised Engine Management Microprocessor
Ignition control to 0.1 degree, fuel to 0.01 ms
32 Bit Calculation
10 Bit ADC Resolution
20000+ RPM
4Mb Non Volatile Flash

Idle Control
Reliable and accurate user configurable Closed Loop Control
Solenoid or Stepper Motor ISC Valve
Aircon, Engine Fan or Power Steer idle up
Open Loop Control Mode for diagnostics

Internal Temperature Range -10 – 85¡C
Ambient Temperature Range -30 – 90¡C
Voltage 8 – 22V
Operating Current 200mA
Electrical protection on all inputs and outputs

Adjust parameters in real time
Mouse or keyboard operation
QuickTune – automated fuel self tuning
Logging Analysis
Diagnostic Information
Built In Help
Definable Screen Layouts
View over 400 possible runtime parameters

Length: 170 mm
Width: 130 mm
Height: 44 mm
Weight: – grams
Connector : Two x 34 Pin Waterproof Automotive
Status LED

Package Contents
Storm G4+ ECU
Mounting Bracket
Wiring and Installation Instructions

Additional Accessories (Purchased Separately)
– 2.5 Metre Wiring Harness

Intake Air Temperature Sensor
– 1/8 NPT (Aluminium or Steel Mounting Bosses to suit)
– Bosch push in (Aluminium or Steel Mounting Bosses to suit)

Throttle Position Sensor
3 Channel Link Igniter
Wideband O2 Controller & Sensor
Injector Ballast Resistor Packs
– 1 x 1R (6 x <6R injectors)
– 2 x 1R (12 x <6R injectors)
– 4 x 4R7 (4 x <6R injectors)
– 6 x 4R7 (6 x <6R injectors)

Manufacturing Standard
ISO 13485

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