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ECUDecodeLicense / MotorsportElectronicsECUs

Motorsport Electronics ME221

Note – This interface is only available using the built in Serial interfaces on the DASH2 PRO, DL1 Club, PRO and WP. It cannot be used with our ECU serial adaptor.


Connections

DASH2 PRO - Connection is to be made through the DB9 tuning port of the ECU, using the Race Technology supplied male to male gender changer, to RS232 [1] of the DASH2 PRO wiring harness

DL1 Club - Connection is to be made through a serial extension lead from the tuning port of the ECU to RS232 [2] of the Race Technology supplied DL1 breakout cable

DL1 PRO/WP - Connection is to be made through a serial extension lead from the tuning port of the ECU to RS232 [2] on the DL1 PRO/WP wiring harness.


Pinouts

DASH2 PRO RS232 [1]

Pin 2 – RS232 Tx
Pin 3 – RS232 Rx
Pin 5 – RS232 GND


DL1 Club/PRO/WP RS232 [2]

Pin 2 – RS232 Rx
Pin 3 – RS232 Tx
Pin 5 – RS232 GND


ME221 DB9

Pin 2 – RS232 Tx
Pin 3 – RS232 Rx
Pin 5 – RS232 GND


Configuration


ECU (ME221)

  • No ECU Configuration required
Note – The ECU must be running firmware version 2.0-RC17 or later.


Race Technology

  • Open the Race Technology DASH2 PRO or DL1 Club/Pro/WP configuration software
  • Select the ECU interface sub-menu.


  • Using the drop down list at the top of the window, scroll and select the ME221 option.


  • Ensure that the correct serial port is selected for the application,
DASH2 PRO - Serial Port 1
DL1 Club/PRO/WP - Serial Port 2


  • Use the check boxes at the right of the screen to enable the desired channels. Press Ok to confirm the selection.


  • In the main menu of the configuration software, click the “Send Configuration” icon to upload the configuration to the DL1 or DASH2 PRO.


Channel Listing

ECU Name RT Message Default Name VAR Number Resolution
RPM Engine RPM RPM VAR_0010 1RPM
Injector Duty Aux 6 Fuel inj 1 PW VAR_2005 0.1%
Manifold Pressure Pressure 5 Boost Pressure VAR_3504 0.001Bar
Throttle Position Aux 1 Throttle Position VAR_2000 0.1%
Primary Load Aux 26 Auxiliary 1 VAR_2025 0.1%
Coolant Temperature Temperature 8 Water Temperature VAR_1007 0.1°C
Intake Air Temperature Temperature 1 Temperature 1 VAR_1000 0.1°C
Battery Voltage Misc 3 Battery Voltage VAR_4002 0.01V
Ignition Angle Angle 2 Ignition Angle VAR_3001 0.1°
Base Pulse Width Measured time 1 Fuel inj 1 PW on VAR_2500 1ms
Lambda Misc 1 Lambda 1 VAR_4000 0.001Lambda
Lambda Long Term Trim Aux 4 Lambda 1 Long Trim VAR_2003 0.001Lambda
Gear Aux 27 Auxiliary 2 VAR_2026 #
Calculated Vehicle Speed Aux 28 Auxiliary 3 VAR_2027 1km/h
Page last modified on August 08, 2017, at 12:13 PM