The Adaptronic E420C is an all in one solution in performance engine management systems. Throughout 2007 it has rapidly gained accolade for being one of the most advanced, self mapping engine management systems on the market, with an ease of use and speed of mapping surpassing its competitors.

The only ECU on the market, that can be left to self map entirely as you drive...

With the ability to work with any factory trigger setup, direct interfacing with the leading wideband EGO systems, wastegate control, nitrous enrichment and timing, sophisticated knock sensing, flat shifting, launch control, traction control, turbo timer, dual ignition and fuel maps, there is litererally nothing that this unit cannot do...

www.adaptronic.co.uk

 
   
   
   
 

Features

Standard ECU features

  • 3D Dual Fuel and Ignition maps 
  • Configurable ignition and injection outputs to suit different applications
  • Inputs for water temperature, air temperature, auxiliary temperature (e.g turbo bearing housing temp), manifold air pressure, throttle position, knock sensor, EGO (exhaust gas oxygen)
  • Outputs for four injector groups - allows full sequential injection on a 4-cylinder, or semi-sequential injection on a 6- or 8- cylinder. Up to 16 cylinder engines.
  • Outputs for two igniter groups - allows for wasted spark systems on 4-cylinder and 6 cylinder, or conventional distributor systems.
  • Special features for programmable EFI for oddfire V6 engines such as the PRV V6 found in the Delorean and Renault V6
  • Eight configurable auxiliary outputs - four of which are configurable as high current outputs, three of which are PWM capable.
  • PC interface
  • Field upgradeable firmware
  • Eight configurable auxiliary digital inputs
  • Datalogging via PC software

Special Features

  • The most advanced self learning adaptive fuel control - with configurable tolerances and loop gains, and conditions under which adaptive behaviour takes place.
  • Selectable AFR against load and RPM (including high load WOT) for adaptive system to converge to.
  • Adaptive learning can be used fully transparent to driving - allowing engine use whilst ECU adapts to any engine modifications, cams, boost increase, exhaust modifications...
  • Fueling - Open loop, Closed loop, and two adaptive modes - Rapid learning and slow converging.
  • Rapid self mapping even from virgin base maps.
  • Dual ignition and Fuel maps.
  • Narrow-band (factory EGO sensor) closed loop fuel control.
  • 5v Wideband EGO Sensor control.
  • Direct Serial Plug in for the following Wideband. controllers - Direct digital link, no need for analogue connection.
  • Direct serial plug in for M&W UEGO LS4 Wideband controller.
  • Direct serial plug in for TechEdge Wideband controller.
  • Direct serial plug in for Innovate Motorsports LC1 Wideband Controller.
  • Direct control for Zeitronic Wideband Controller.
  • High current programmable outputs - allows direct drive of solenoid valves for boost control, air bypass etc..
  • Special function programmable outputs - allows control of water injection (against inlet air temp), nitrous systems, anti-pollution purge valves, air conditioners etc in relation to user defined value of any sensor.
  • Open-loop idle bypass control - allows configuration of increased idle bypass amount based on low battery, electrical load, air conditioner etc..
  • Programmable for infinite different crank angle sensor waveforms, with up to 3 trigger inputs, and allows input with teeth that are increments of a degree apart, or non symmetrical odd teeth trigger wheels.
  • Two stage soft and hard RPM limiting, with choice of Fuel Cut, ignition cut, or simultaneous.
  • Electronic wastegate boost level control.
  • Electronic BOV control - Select activation via MAP level, TPS voltage and duration of opening.
  • Engine warm-up temperature related rev limiting.
  • Ability to work and self calibrate with nearly all original engine sensors.
  • Selectable Batch fire on crank when set to sequential mode for extra fuel on starting.
  • Sophisticated Ignition knock control, with selective blanking between certain crank angle points, user definable knock map, allowing user to tell the ECU to ignore certain engine noise, e.g created from valve train at certain RPM/loads, engine mounting, and active filtering of background engine noise.
  • Warm up / Cold start enrichment.
  • Very advanced asyncronomynous throttle enrichment - allowing extra fueling to be added, independant and between the regular injector pulses. Programmable from seperate map.
  • Stepper motor and solenoid idle speed control.
  • 5v Linear throttle pot input or digital throttle switches capability.
  • Vehicle Speed input control and actuation.
  • In gear RPM sensing with boost and load control.
  • Turbo timer - user selectable for temperature and duration.
  • Nitrous oxide solenoid triggering with user selectable fuel enrichment and ignition retardation.
  • Full throttle flat gear shifting, with selectable RPM parameters.

Technical Specifications

Attribute

Value

Physical

Connectors 1 16-way OEM style plug for triggering and low current outputs
1 20-way OEM style plug for analogue and digital inputs
1 8-pin SIP connector for power and injector drives
1 6-pin SIP connector for high current auxiliary outputs
2 DE9 connectors for serial communications (one to connect to a PC/laptop, the other to connector to slave devices eg wideband oxygen sensor controller)
Physical Dimensions (mm) 174 x 92 x 50
Mass 0.4 kg

 

Sensor Interfaces

Crank angle sensor type 3 programmable inputs, configurable as triggering ignition timing, injector drive, ignition timing during cranking, or cylinder 1 marker.
Reluctor and optical/Hall effect inputs, with configurable edge selection, internal pull-ups on optical/Hall effect inputs
Crank angle trigger waveforms Sync / trigger / multitooth / missing tooth (versatile programmability)
Can work with any OEM trigger systems including special systems for:
Nissan optical
Mitsubishi style with 2 sync pulses
Special systems for Oddfire V6 (Delorean), Subaru, Honda S2000, Honda DC5
Manifold absolute pressure input 0 - 5V, 2-point linear calibration, range 0 to 400 kPa (requires external sensor, 5V supplied by ECU)
Air, water and aux temp inputs 4k7 pull-up (requires separate thermistor connected to ground), 8-point linearly interpolated calibration, range -128 to 127°C
EGO input 0 - 1V factory narrowband, or Bosch "wideband" - input impedance 1MOhm.
Direct interfacing with M&W, TechEdge, Innovate Motorsports LM1 and Zeitronix 5v Linear Wideband controllers
Knock input High impedance input, bandpass filtered
Throttle position input 1MOhm input impedance, 0-3V (3V supplied by ECU), 2-point calibration
Auxiliary digital inputs 8 inputs, each configurable as active-high or active-low

 

Actuator Interfaces

Number of injector drivers 4
Injector driver waveforms Full sequential, batch, semi-sequential every period, or semi-sequential every second period, optional batch fire during cranking
Injector driver current Optional constant current or peak-hold drive, selectable steady-state current of 0.5A, 0.9A, 1.5A or 1.9A
Number ignition outputs 3
Ignition output waveforms Selectable as firing on rising edge or falling edge
Ignition output type Open-collector with 560Ohm pull-up (allows direct connection to OEM transistor or separate igniter box)
Number of auxiliary outputs 8: 4 high-current, 4 low-current
High current outputs Max current 7A (or 3A inductive), 3 of these PWM capable, PWM frequency selectable (25Hz - 2kHz)
Low current outputs Max current 200mA - suitable to drive relay coils
 

Control Characteristics

Map points 2 Ignition Maps and 2 Fuel maps
512 - every 500, 300, 250 or 200 RPM (0 - 15500 RPM) and 1/15th of maximum load (TPS or MAP)
Load determination TPS or MAP
TPS using 2nd map as MAP backup
MAP using 2nd map as TPS backup
Both maps MAP or TPS, digital input to select
MAP and TPS map, digital input to select
MAP and TPS map, use MAP on closed throttle, otherwise TPS
Use max/min/average/sum (MAP, TPS)
Read TPS from map and multiply by value in MAP table
Injector pulse width resolution 0.7µs (0 - 44ms)
Ignition resolution 0.2° (0 - 51°)
Dwell time resolution 0.1ms (0.1ms - 5ms)
Accelerator pump TPS and/or MAP based (configurable proportionality) as well as asynchronous accelerator pump (function of RPM)
Works with TPS pot or switch - pot gives better performance
Fuel control strategies Open loop, closed loop, and two adaptive modes (requires EGO sensor) - can run open loop above a specific MAP if required, target AFR can be set across rev and load ranges.
Fuel Correction Open loop, engine temperature, air temperature, accelerator pump, post-crank enrich, cranking enrichment, WOT
Ignition control strategies Open loop, closed loop and adaptive (requires knock sensor, alpha version only)
Main loop speed 200Hz approx

 



 

david@advancedvehicletuning.co.uk

www.advancedvehicletuning.co.uk

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