MoTeC M400 M600 M800 SERIAL ECU
The MoTeC M400 M600 M800 SERIAL ECU outputs a 175 byte sequence of data at 19.2kbaud. This is the standard MoTeC M800 Set 3 data protocol.
From this data, the following channels are extracted.
| 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
|
| Oil Temp
| temperature 9
| Oil temp
| VAR_1008
| 0.1 oC
|
| Exhaust Temp 1
| temperature 17
| Exhaust 1 temp
| VAR_1016
| 0.1 oC
|
| Exhaust Temp 2
| temperature 18
| Exhaust 2 temp
| VAR_1017
| 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%
|
| Lambda 2 short term trim
| aux 3
| Lambda 2 short trim
| VAR_2002
| 0.1%
|
| Lambda 2 long term trim
| aux 5
| Lambda 2 long trim
| VAR_2004
| 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%
|
|
|
|
|
|
|
| Fuel Actual pulse width
| measured time 1
| Fuel inj 1 PW on
| VAR_2500
| µs
|
| Lambda 1
| misc 1
| Lambda 1
| VAR_4000
| 0.01 lambda
|
| Lambda 2
| misc 2
| Lambda 2
| VAR_4001
| 0.01 lambda
|
| Manifold pressure
| pressure 5
| Boost pressure
| VAR_3504
| 0.1 kPa
|
| Barometric pressure
| pressure 1
| Ambient air pressure
| VAR_3500
| 0.1 kPa
|
| Fuel pressure
| pressure 3
| Fuel pressure
| VAR_3502
| 0.1 kPa
|
| Exhaust manifold pressure
| pressure 4
| Water pressure
| VAR_3503
| 0.1 kPa
|
| Battery voltage
| misc 3
| Battery voltage
| VAR_4002
| 0.01 V
|
| Ignition Advance
| angle 2
| Ignition angle
| VAR_3001
| 0.1o BTDC
|
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.
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