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ECUType / AEMSeries2

AEM Series 2


  • AEM Series 2 EMS

All models of the AEM Series 2 EMS are plug & play. They are designed to replace original manufacturers ECUs, connecting to the original vehicle wiring harness. These can be installed on a wide range of vehicles but the CAN DataStream on all of them can be configured. The Configuration section below details how to set up the ECU.


Message Information

CAN Telemetry Settings

CAN Message Data

CAN Message 1

ID: 0x100

'() indicates alias channels.'

CAN Message 2

ID: 0x101

'() indicates alias channels.'

CAN Message 3

ID: 0x102

'() indicates alias channels.'

CAN Message 4

ID: 0x103

'() indicates alias channels.'


This ECU should be connected via CAN connections:

There are multiple variants of the AEM Series 2 EMS, which are designed to connect to different vehicle wiring harnesses. Because of this, the ECU owner must consult their user manual, supplied with their specific Series 2 EMS.

  • Connect Race Technology CAN High to AEM CAN + (High)
  • Connect Race Technology CAN Low to AEM CAN - (Low)

Data Channel Listing

ECU Message Name Race Technology Data Channel Resolution of Data
Engine Speed RPM (Engine RPM) 25 RPM
Ign Timing Ignition angle (angle 2) 0.1 degree
Baro Pressure Ambient air pressure (pressure 1) 1 mBar
MAP as Load Boost pressure (pressure 5) 0.10%
Air Temp Inlet post intercooler 1 (temperature 6) 1 oC
Coolant Temp Coolant temp (temperature 8) 1 oC
Throttle Throttle position (aux 1) 0.10%
ADCR08 Fuel inj 1 cut (aux 14) 0.001V
ADCR11 Fuel inj 2 cut (aux 15) 0.001V
ADCR13 Fuel inj 3 cut (aux 16) 0.001V
ADCR14 Fuel inj 4 cut (aux 17) 0.001V
A/T Gear Auxiliary 1 (aux 26) 1/bit
Vehicle speed Auxiliary 2 (aux 27) 0.1MPH
Lambda Lambda 1 (misc 1) 0.01 lambda
Batterey volts Battery voltage (misc 3) 0.001v

Not all channels listed in the table above may be available from your ECU. The available data channels vary with the vehicle model, year of manufacture & connected sensors.

Page last modified on August 19, 2020, at 12:06 PM