HYDRA 2.60 ECU
The ECU must be configured to output data with the standard checksum at a baud rate of 19200.
Byte
| ECU Name
| Race Technology message
| Race Technology Default name
| Race Technology VAR number
| Resolution
|
1
| Engine Speed
| Engine RPM
| RPM
| VAR_0010
| 25 RPM
|
2
| Air Temp
| temperature 1
| temperature 1
| VAR_1000
| 0.1 oC
|
3
| Coolant Temp
| temperature 8
| Water temp
| VAR_1007
| 0.1 oC
|
4
| Throttle Position
| aux 1
| Throttle position
| VAR_2000
| 0.1%
|
5
| Air fuel Ratio
| misc 1
| Lambda 1
| VAR_4000
| 0.01 lambda
|
6
| air fuel ratio target
| misc 2
| Lambda 2
| VAR_4001
| 0.01 lambda
|
7
| battery voltage
| misc 3
| Battery voltage
| VAR_4002
| 0.01 V
|
8
| Boost Pressure
| pressure 5
| Boost pressure
| VAR_3504
| 0.1 kPa
|
9
| Ignition angle
| angle 2
| Ignition angle
| VAR_3001
| 0.1o BTDC
|
10
| Injector time
| measured time 1
| Fuel inj 1 PW on
| VAR_2500
| µs
|
11
| Injector duty cycle
| aux 6
| Fuel inj 1 PW
| VAR_2005
| 0.1%
|
12
| Lambda 1 short term trim
| aux 2
| Lambda 1 short trim
| VAR_2001
| 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.