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ECUType / MoTeCM84

MoteC M84 ECU

ECU configuration

  • No ECU configuration required
  • ECU must be running Version 1.10M2 Release - 16th December 2011 or later


  • Connect B17 MOTEC Tx to Race Technology Rx
  • Connect B14 MOTEC 0v comms to Race Technology Gnd

Connections shown below will allow direct “plug and play” connection to the Race Technology serial interface.

Channel Listing

ECU Name Race Technology message Race Technology Default name Race Technology VAR number Resolution
Engine speed Engine RPM RPM VAR_0010 25 RPM
Throttle position aux 1 Throttle position VAR_2000 0.1%
Ambient temp temperature 1 temperature 1 VAR_1000 0.1 oC
Coolant temp temperature 8 Water temp VAR_1007 0.1 oC
Auxiliary temp temperature 25 Aux 1 VAR_1024 0.1 oC
ECU Temp temperature 16 ECU temp VAR_1015 0.1 oC
Lambda 1 short term trim aux 2 Lambda 1 short trim VAR_2001 0.1%
Lambda 1 long term trim aux 4 Lambda 1 long trim VAR_2003 0.1%
Ignition cut level aux 22 Ignition cut VAR_2021 0.1%
Fuel cut level aux 14 Fuel inj 1 cut VAR_2013 0.1%
Fuel Aux Temp compensation aux 30 Fuel aux temp comp VAR_2029 0.1%
Fuel Aux Volt compensation aux 31 Fuel aux volt comp VAR_2030 0.1%
Fuel injector duty cycle aux 6 Fuel inj 1 PW VAR_2005 0.1%

Note - Not all channels listed in the table(s) above may be available from your ECU. This can be dependent on the vehicle model & year of manufacture.

Page last modified on May 13, 2019, at 07:43 PM