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Link G4 / VIPEC (CAN)

You will need a cable from the ECU manufacturer in order to connect the Race Technology interface to the data output of the ECU.

Pin Colour Function
1 Brown Ground
2 Blue N/A
3 White CAN H
4 Green CAN L
5 Yellow ECU RS232 TX
6 Gray ECU RS232 RX

Connect CAN high to CAN high and CAN low to CAN low. Please refer to the documentation of the race technology product for pin assignment of CAN high and low.

ECU set up:

Under ECU controls> CAN configuration Load in CAN configuration available from Race Technology or select the following:


Any 15 channel can be selected, but configuration needed on the Race Technology interface to match the ECU configuration.

ECU connections:

ECU Name Race Technology message Race Technology Default name Race Technology VAR number Resolution
IAT temperature 1 temperature 1 VAR_1000 1oC
ECT temperature 8 Water temp VAR_1007 1oC
MAP pressure 5 Boost pressure VAR_3504 1 kPa
IGN angle angle 2 Ignition angle VAR_3001 0.1o
Oil pressure pressure 2 Oil pressure VAR_3501 1 kPa
TP (main) aux 1 Throttle position VAR_2000 0.10%
Wideband 1 misc 1 Lambda 1 VAR_4000 0.01 lambda
Wideband 2 misc 2 Lambda 2 VAR_4001 0.01 lambda
Engine speed Engine RPM RPM VAR_0010 1 RPM
%ethanol aux 25 Nitrous VAR_2024 0.10%
Batt voltage misc 3 Battery voltage VAR_4002 0.01V

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 August 27, 2020, at 03:08 AM